From 385cc757ac8602431b7f5ea2b5e9c8e1616d8179 Mon Sep 17 00:00:00 2001
From: David Morse <david.morse@issinc.com>
Date: Fri, 10 Apr 2015 12:26:54 -0600
Subject: [PATCH] bring the Demo's into  master for testing & Automate the
 updates to gh-pages branch

---
 .jshintrc                               |  35 +-
 Gruntfile.js                            | 321 +++++++--------
 {sample => demos}/SwapDrop.html         |  13 +-
 demos/adding-widgets-dynamically.html   |  54 +++
 demos/assets/css/demo.css               |  94 +++++
 {sample => demos/assets}/img/sprite.png | Bin
 demos/assets/js/plugins.js              |  25 ++
 demos/custom-drag-handle.html           |  96 +++++
 demos/dynamic-grid-width.html           |  52 +++
 demos/expandable-widgets.html           |  65 +++
 demos/grid-from-serialize.html          | 103 +++++
 demos/index.html                        |  38 ++
 demos/jquery.gridster.demo2.html        |  59 +++
 demos/multiple-grids.html               |  71 ++++
 demos/resize-limits.html                |  76 ++++
 demos/resize.html                       |  65 +++
 {sample => demos}/responsive.html       |  15 +-
 demos/serialize.html                    |  89 ++++
 demos/using-drag-callbacks.html         |  75 ++++
 demos/using-resize-callbacks.html       |  78 ++++
 dist/jquery.gridster.css                |   5 +-
 dist/jquery.gridster.js                 | 259 ++++++------
 dist/jquery.gridster.min.css            |   4 +-
 dist/jquery.gridster.min.js             |   4 +-
 dist/jquery.gridster.with-extras.js     | 259 ++++++------
 dist/jquery.gridster.with-extras.min.js |   4 +-
 package.json                            |  23 +-
 sample/css/main.css                     |  68 ---
 sample/css/normalize.css                | 527 ------------------------
 sample/index.html                       |  28 --
 sample/js/plugins.js                    |  24 --
 src/jquery.draggable.js                 |  15 +-
 src/jquery.gridster.css                 |   1 -
 src/jquery.gridster.js                  |  95 +++--
 src/utils.js                            | 145 ++++---
 35 files changed, 1651 insertions(+), 1234 deletions(-)
 rename {sample => demos}/SwapDrop.html (84%)
 create mode 100644 demos/adding-widgets-dynamically.html
 create mode 100644 demos/assets/css/demo.css
 rename {sample => demos/assets}/img/sprite.png (100%)
 create mode 100644 demos/assets/js/plugins.js
 create mode 100644 demos/custom-drag-handle.html
 create mode 100644 demos/dynamic-grid-width.html
 create mode 100644 demos/expandable-widgets.html
 create mode 100644 demos/grid-from-serialize.html
 create mode 100644 demos/index.html
 create mode 100644 demos/jquery.gridster.demo2.html
 create mode 100644 demos/multiple-grids.html
 create mode 100644 demos/resize-limits.html
 create mode 100644 demos/resize.html
 rename {sample => demos}/responsive.html (88%)
 create mode 100644 demos/serialize.html
 create mode 100644 demos/using-drag-callbacks.html
 create mode 100644 demos/using-resize-callbacks.html
 delete mode 100755 sample/css/main.css
 delete mode 100755 sample/css/normalize.css
 delete mode 100644 sample/index.html
 delete mode 100755 sample/js/plugins.js

diff --git a/.jshintrc b/.jshintrc
index 7ceeca24af..a3b7e45610 100644
--- a/.jshintrc
+++ b/.jshintrc
@@ -1,13 +1,26 @@
 {
-    "curly": true,
-    "eqeqeq": true,
-    "immed": true,
-    "latedef": true,
-    "newcap": true,
-    "noarg": true,
-    "sub": true,
-    "undef": true,
-    "boss": true,
-    "eqnull": true,
-    "browser": true
+  "curly": true,
+  "eqeqeq": true,
+  "immed": true,
+  "latedef": true,
+  "expr":true,
+  "newcap": true,
+  "noarg": true,
+  "sub": true,
+  "undef": true,
+  "boss": true,
+  "eqnull": true,
+  "browser": true,
+  "node": true,
+  "qunit": true,
+
+  "globals": {
+    "jQuery": true,
+    "define": false,
+    "require": false,
+    "delay": false,
+    "debounce": false,
+    "throttle": false,
+    "Gridster": false
+  }
 }
diff --git a/Gruntfile.js b/Gruntfile.js
index 7c0d28f01a..e07520a678 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -1,183 +1,160 @@
 /*global module:false*/
-module.exports = function(grunt) {
+module.exports = function (grunt) {
 
-  // Project configuration.
-  grunt.initConfig({
-    pkg: grunt.file.readJSON('package.json'),
-    meta: {
-      banner: '/*! <%= pkg.title || pkg.name %> - v<%= pkg.version %> - ' +
-              '<%= grunt.template.today("yyyy-mm-dd") %>\n' +
-              '<%= pkg.homepage ? "* " + pkg.homepage : "" %>\n' +
-              '* Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
-              ' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */\n\n',
+	// Project configuration.
+	grunt.initConfig({
+		pkg: grunt.file.readJSON('package.json'),
+		meta: {
+			banner: '/*! <%= pkg.title || pkg.name %> - v<%= pkg.version %> - ' +
+			'<%= grunt.template.today("yyyy-mm-dd") %>\n' +
+			'<%= pkg.homepage ? "* " + pkg.homepage : "" %>\n' +
+			'* Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
+			' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */\n\n',
 
-      minibanner: '/*! <%= pkg.title || pkg.name %> - v<%= pkg.version %> - ' +
-                  '<%= grunt.template.today("yyyy-mm-dd") %> - ' +
-                  '<%= pkg.homepage ? "* " + pkg.homepage + " - " : "" %>' +
-                  'Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
-                  ' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */ '
-    },
-    concat: {
-      options: {
-        stripBanners: true,
-        banner: '<%= meta.banner %>'
-      },
-      dist_js: {
-        src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js'],
-        dest: 'dist/jquery.<%= pkg.name %>.js'
-      },
+			minibanner: '/*! <%= pkg.title || pkg.name %> - v<%= pkg.version %> - ' +
+			'<%= grunt.template.today("yyyy-mm-dd") %> - ' +
+			'<%= pkg.homepage ? "* " + pkg.homepage + " - " : "" %>' +
+			'Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
+			' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */ '
+		},
+		concat: {
+			options: {
+				stripBanners: true,
+				banner: '<%= meta.banner %>'
+			},
+			dist_js: {
+				src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js'],
+				dest: 'dist/jquery.<%= pkg.name %>.js'
+			},
 
-      dist_extras_js: {
-        src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js', 'src/jquery.<%= pkg.name %>.extras.js'],
-        dest: 'dist/jquery.<%= pkg.name %>.with-extras.js'
-      },
+			dist_extras_js: {
+				src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js', 'src/jquery.<%= pkg.name %>.extras.js'],
+				dest: 'dist/jquery.<%= pkg.name %>.with-extras.js'
+			},
 
-      dist_css: {
-        src: ['src/jquery.<%= pkg.name %>.css'],
-        dest: 'dist/jquery.<%= pkg.name %>.css'
-      },
+			dist_css: {
+				src: ['src/jquery.<%= pkg.name %>.css'],
+				dest: 'dist/jquery.<%= pkg.name %>.css'
+			}
+		},
+		uglify: {
+			options: {
+				banner: '<%= meta.minibanner %>'
+			},
+			dist: {
+				files: {
+					'dist/jquery.<%= pkg.name %>.min.js': ['<%= concat.dist_js.dest %>']
+				}
+			},
 
-      dist_demo_js: {
-        src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js'],
-        dest: 'gh-pages/dist/jquery.<%= pkg.name %>.js'
-      },
+			dist_extras: {
+				files: {
+					'dist/jquery.<%= pkg.name %>.with-extras.min.js': ['<%= concat.dist_extras_js.dest %>']
+				}
+			}
+		},
+		cssmin: {
+			compress: {
+				options: {
+					keepSpecialComments: 0,
+					banner: '<%= meta.minibanner %>'
+				},
+				files: {
+					"dist/jquery.<%= pkg.name %>.min.css": ["dist/jquery.<%= pkg.name %>.css"]
+				}
+			}
+		},
+		jshint: {
+			options: {
+				verbose: true,
+				reporter: require('jshint-stylish'),
+				jshintrc: '.jshintrc'
+			},
+		files: ['GruntFile.js', 'src/**/*.js','sample/**/*.js', 'test/**/*.js']
+		},
+		yuidoc: {
+			compile: {
+				"name": 'gridster.js',
+				"description": 'gridster.js, a drag-and-drop multi-column jQuery grid plugin',
+				"version": 'v<%= pkg.version %>',
+				"url": 'http://gridster.net/',
+				"logo": 'https://ducksboard.com/static/images/svg/logo-ducksboard-black-small.svg',
+				options: {
+					paths: "src/",
+					outdir: "gh-pages/docs/"
+				}
+			}
+		},
+		copy: {
+			dist: {
+				files: [{
+					expand: true,
+					dest: 'gh-pages/',
+					src: ['dist/*', 'demos/**']
+				}]
+			}
+		},
+		'gh-pages': {
+			target: {
+				options: {
+					message: 'update docs for changes from v<%= pkg.version %> ',
+					base: 'gh-pages',
+					add: true,
+					push: false
+				},
+				src: '**'
+			}
+		},
+		bump: {
+			options: {
+				files: ['package.json', 'bower.json'],
+				updateConfigs: ['pkg'],
+				commit: true,
+				commitMessage: 'Release v%VERSION%',
+				commitFiles: ['package.json', 'bower.json', 'CHANGELOG.md', 'dist/'], // '-a' for all files
+				createTag: true,
+				tagName: 'v%VERSION%',
+				tagMessage: 'Version %VERSION%',
+				push: false,
+				pushTo: 'origin',
+				gitDescribeOptions: '--tags --always --abbrev=1 --dirty=-d' // options to use with '$ git describe'
+			}
+		},
+		clean: {
+			dist: ['.grunt','gh-pages', 'dist']
+		},
+		changelog: {
+			options: {
+				dest: 'CHANGELOG.md'
+			}
+		},
+		watch: {
+			files: ['libs/*.js', 'src/*.js', 'src/*.css', 'Gruntfile.js'],
+			tasks: ['concat', 'uglify', 'cssmin']
+		}
+	});
 
-      dist_extras_demo_js: {
-        src: ['src/jquery.coords.js', 'src/jquery.collision.js', 'src/utils.js', 'src/jquery.draggable.js', 'src/jquery.<%= pkg.name %>.js', 'src/jquery.<%= pkg.name %>.extras.js'],
-        dest: 'gh-pages/dist/jquery.<%= pkg.name %>.with-extras.js'
-      },
+	grunt.loadNpmTasks('grunt-contrib-clean');
+	grunt.loadNpmTasks('grunt-contrib-copy');
+	grunt.loadNpmTasks('grunt-contrib-watch');
+	grunt.loadNpmTasks('grunt-contrib-jshint');
+	grunt.loadNpmTasks('grunt-contrib-concat');
+	grunt.loadNpmTasks('grunt-contrib-uglify');
+	grunt.loadNpmTasks('grunt-contrib-cssmin');
+	grunt.loadNpmTasks('grunt-contrib-yuidoc');
+	grunt.loadNpmTasks('grunt-bump');
+	grunt.loadNpmTasks('grunt-conventional-changelog');
+	grunt.loadNpmTasks('grunt-gh-pages');
 
-      dist_demo_css: {
-        src: ['src/jquery.<%= pkg.name %>.css'],
-        dest: 'gh-pages/dist/jquery.<%= pkg.name %>.css'
-      }
-    },
-    uglify: {
-      options: {
-        banner: '<%= meta.minibanner %>'
-      },
-      dist: {
-        files: {
-          'dist/jquery.<%= pkg.name %>.min.js': ['<%= concat.dist_js.dest %>']
-        }
-      },
+	// Default task.
+	grunt.registerTask('default', ['jshint', 'concat', 'uglify', 'cssmin']);
+	grunt.registerTask('build', ['default']);
+	grunt.registerTask('docs', ['clean', 'build', 'yuidoc', 'copy:dist', 'gh-pages']);
 
-      dist_extras: {
-        files: {
-          'dist/jquery.<%= pkg.name %>.with-extras.min.js': ['<%= concat.dist_extras_js.dest %>']
-        }
-      },
-
-      dist_demo: {
-        files: {
-          'gh-pages/dist/jquery.<%= pkg.name %>.min.js': ['<%= concat.dist_js.dest %>']
-        }
-      },
-
-      dist_extras_demo: {
-        files: {
-          'gh-pages/dist/jquery.<%= pkg.name %>.with-extras.min.js': ['<%= concat.dist_extras_js.dest %>']
-        }
-      }
-    },
-    cssmin: {
-      compress: {
-        options: {
-          keepSpecialComments: 0,
-          banner: '<%= meta.minibanner %>'
-        },
-        files: {
-          "dist/jquery.<%= pkg.name %>.min.css": ["dist/jquery.<%= pkg.name %>.css"],
-          "gh-pages/dist/jquery.<%= pkg.name %>.min.css": ["dist/jquery.<%= pkg.name %>.css"]
-        }
-      }
-    },
-    jshint: {
-      files: ['grunt.js', 'src/**/*.js', 'test/**/*.js']
-    },
-    watch: {
-      files: ['<%= lint.files %>', 'src/jquery.<%= pkg.name %>.css'],
-      tasks: 'min concat'
-    },
-    jshint: {
-      options: {
-        curly: true,
-        eqeqeq: true,
-        immed: true,
-        latedef: true,
-        newcap: true,
-        noarg: true,
-        sub: true,
-        undef: true,
-        boss: true,
-        eqnull: true,
-        browser: true
-      },
-      globals: {
-        jQuery: true
-      }
-    },
-    yuidoc: {
-      compile: {
-        "name": 'gridster.js',
-        "description": 'gridster.js, a drag-and-drop multi-column jQuery grid plugin',
-        "version": '0.1.0',
-        "url": 'http://gridster.net/',
-        "logo": 'https://ducksboard.com/static/images/svg/logo-ducksboard-black-small.svg',
-        options: {
-          paths: "src/",
-          outdir: "gh-pages/docs/"
-        }
-      }
-    },
-
-    bump: {
-      options: {
-        files: ['package.json', 'bower.json'],
-        updateConfigs: ['pkg'],
-        commit: true,
-        commitMessage: 'Release v%VERSION%',
-        commitFiles: ['package.json', 'bower.json', 'CHANGELOG.md', 'dist/'], // '-a' for all files
-        createTag: true,
-        tagName: 'v%VERSION%',
-        tagMessage: 'Version %VERSION%',
-        push: false,
-        pushTo: 'origin',
-        gitDescribeOptions: '--tags --always --abbrev=1 --dirty=-d' // options to use with '$ git describe'
-      }
-    },
-
-    changelog: {
-        options: {
-            dest: 'CHANGELOG.md'
-        }
-    },
-
-    watch: {
-      files: ['libs/*.js', 'src/*.js', 'src/*.css', 'Gruntfile.js'],
-      tasks: ['concat', 'uglify', 'cssmin']
-    }
-  });
-
-
-  grunt.loadNpmTasks('grunt-contrib-watch');
-  grunt.loadNpmTasks('grunt-contrib-jshint');
-  grunt.loadNpmTasks('grunt-contrib-concat');
-  grunt.loadNpmTasks('grunt-contrib-uglify');
-  grunt.loadNpmTasks('grunt-contrib-cssmin');
-  grunt.loadNpmTasks('grunt-contrib-yuidoc');
-  grunt.loadNpmTasks('grunt-bump');
-  grunt.loadNpmTasks('grunt-conventional-changelog');
-
-  // Default task.
-  grunt.registerTask('default', ['jshint', 'concat', 'uglify', 'cssmin']);
-  grunt.registerTask('build', ['default']);
-  grunt.registerTask('docs', ['yuidoc']);
-
-  grunt.registerTask('release:patch', ['build', 'bump-only:patch', 'build', 'docs', 'changelog']);
-  grunt.registerTask('release:minor', ['build', 'bump-only:minor', 'build', 'docs', 'changelog']);
-  grunt.registerTask('release:major', ['build', 'bump-only:major', 'build', 'docs', 'changelog']);
-  grunt.registerTask('release:git', ['build', 'bump-only:git', 'build', 'docs', 'changelog', 'bump-commit']);
-  grunt.registerTask('release:commit', ['bump-commit']);
+	grunt.registerTask('release:patch', ['build', 'bump-only:patch', 'build', 'docs', 'changelog']);
+	grunt.registerTask('release:minor', ['build', 'bump-only:minor', 'build', 'docs', 'changelog']);
+	grunt.registerTask('release:major', ['build', 'bump-only:major', 'build', 'docs', 'changelog']);
+	grunt.registerTask('release:git', ['build', 'bump-only:git', 'build', 'docs', 'changelog', 'bump-commit']);
+	grunt.registerTask('release:commit', ['bump-commit']);
 
 };
diff --git a/sample/SwapDrop.html b/demos/SwapDrop.html
similarity index 84%
rename from sample/SwapDrop.html
rename to demos/SwapDrop.html
index bdc2ca050f..0f3aff562b 100644
--- a/sample/SwapDrop.html
+++ b/demos/SwapDrop.html
@@ -4,13 +4,10 @@
     <meta charset="utf-8">
     <title>Gridster Grid Swapping Demo</title>
 
-    <link rel="stylesheet" href="css/normalize.css">
-    <link rel="stylesheet" href="css/main.css">
-
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
     <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
-
-    <script src="../dist/jquery.gridster.js"></script>
-    <link rel="stylesheet" href="../dist/jquery.gridster.min.css">
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
 
     <script type="text/javascript">
         var gridster = "";
@@ -24,15 +21,15 @@
     </script>
 </head>
 <body>
-<div><a href="index.html" style="color: #ffffff"> << Menu</a></div>
 <style>
-    .gridster, .content, .gridster2 {
+    .gridster, .content {
         width: 940px;
         margin: 0 auto;
 
     }
 </style>
 <div class="content">
+    <h1>Grid with larger widgets swapping spots with smaller ones</h1>
     <p>This demo represents using the branch in swap mode. This works best with shift_larger_widgets_down set to "false". However, smaller widgets do
         not displace larger ones.</p>
 </div>
diff --git a/demos/adding-widgets-dynamically.html b/demos/adding-widgets-dynamically.html
new file mode 100644
index 0000000000..0a80d3ad0e
--- /dev/null
+++ b/demos/adding-widgets-dynamically.html
@@ -0,0 +1,54 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Add widgets dynamically &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+</head>
+
+<body>
+
+<h1>Add widgets dynamically</h1>
+
+<p>Create a grid adding widgets from an Array (not from HTML) using <code>add_widget</code> method. Widget position (col, row) not specified.</p>
+
+<div class="gridster">
+    <ul></ul>
+</div>
+
+
+<script type="text/javascript" id="code">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster > ul").gridster({
+            widget_margins: [5, 5],
+            widget_base_dimensions: [100, 55]
+        }).data('gridster');
+
+        var widgets = [
+            ['<li>0</li>', 1, 2],
+            ['<li>1</li>', 3, 2],
+            ['<li>2</li>', 3, 2],
+            ['<li>3</li>', 2, 1],
+            ['<li>4</li>', 4, 1],
+            ['<li>5</li>', 1, 2],
+            ['<li>6</li>', 2, 1],
+            ['<li>7</li>', 3, 2],
+            ['<li>8</li>', 1, 1],
+            ['<li>9</li>', 2, 2],
+            ['<li>10</li>', 1, 3]
+        ];
+
+        $.each(widgets, function (i, widget) {
+            gridster.add_widget.apply(gridster, widget)
+        });
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/assets/css/demo.css b/demos/assets/css/demo.css
new file mode 100644
index 0000000000..ff504a18bd
--- /dev/null
+++ b/demos/assets/css/demo.css
@@ -0,0 +1,94 @@
+body {
+    background: #004756;
+    font-size: 16px;
+    font-family: 'Helvetica Neue', Arial, sans-serif;
+    color: #ffffff;
+    margin: 0;
+}
+
+h1, h2, h3, p {
+    margin: 10px;
+}
+
+table {
+    border-collapse: collapse;
+    border-spacing: 0;
+}
+
+/* Gridster styles */
+.demo {
+    margin: 3em 0;
+    padding: 7.5em 0 5.5em;
+    background: #004756;
+}
+
+.demo:hover .gridster {
+    margin: 0 auto;
+    opacity: .8;
+
+    -webkit-transition: opacity .6s;
+    -moz-transition: opacity .6s;
+    -o-transition: opacity .6s;
+    -ms-transition: opacity .6s;
+    transition: opacity .6s;
+}
+
+.content {
+    color: white;
+}
+
+.gridster .gs-w {
+    background: #61A9CF;
+    cursor: pointer;
+    -webkit-box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
+    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
+}
+
+.gridster .player {
+    -webkit-box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.3);
+    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.3);
+    background: #BBB;
+}
+
+.gridster .gs-w.try {
+    background-image: url(../img/sprite.png);
+    background-repeat: no-repeat;
+    background-position: 37px -169px;
+
+}
+
+.gridster .preview-holder {
+    border: none !important;
+    border-radius: 0 !important;
+    background: red !important;
+}
+
+ul {
+    list-style-type: none;
+}
+
+li {
+    list-style: none;
+    font-weight: bold
+}
+
+.gridster ul {
+    background-color: #EFEFEF;
+}
+
+.gridster li {
+    font-size: 1em;
+    font-weight: bold;
+    text-align: center;
+    line-height: 100%;
+}
+
+.gridster-box {
+    position: relative;
+    width: 100%;
+    height: 100%;
+}
+
+.controls {
+    margin-bottom: 20px;
+}
diff --git a/sample/img/sprite.png b/demos/assets/img/sprite.png
similarity index 100%
rename from sample/img/sprite.png
rename to demos/assets/img/sprite.png
diff --git a/demos/assets/js/plugins.js b/demos/assets/js/plugins.js
new file mode 100644
index 0000000000..70bb435972
--- /dev/null
+++ b/demos/assets/js/plugins.js
@@ -0,0 +1,25 @@
+// Avoid `console` errors in browsers that lack a console.
+(function () {
+	var method;
+	var noop = function () {
+	};
+	var methods = [
+		'assert', 'clear', 'count', 'debug', 'dir', 'dirxml', 'error',
+		'exception', 'group', 'groupCollapsed', 'groupEnd', 'info', 'log',
+		'markTimeline', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
+		'timeStamp', 'trace', 'warn'
+	];
+	var length = methods.length;
+	var console = (window.console = window.console || {});
+
+	while (length--) {
+		method = methods[length];
+
+		// Only stub undefined methods.
+		if (!console[method]) {
+			console[method] = noop;
+		}
+	}
+}());
+
+// Place any jQuery/helper plugins in here.
diff --git a/demos/custom-drag-handle.html b/demos/custom-drag-handle.html
new file mode 100644
index 0000000000..2a670a4ce6
--- /dev/null
+++ b/demos/custom-drag-handle.html
@@ -0,0 +1,96 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Custom drag handle &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+</head>
+
+<body>
+
+<h1>Custom drag handle</h1>
+
+<p>Restricts dragging from starting unless the mousedown occurs on the specified element(s).</p>
+
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">
+            <header>|||</header>
+            0
+        </li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">
+            <header>|||</header>
+            1
+        </li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            2
+        </li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">
+            <header>|||</header>
+            3
+        </li>
+
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            4
+        </li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            5
+        </li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            6
+        </li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            7
+        </li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">
+            <header>|||</header>
+            8
+        </li>
+
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">
+            <header>|||</header>
+            9
+        </li>
+    </ul>
+</div>
+
+<style type="text/css">
+
+    .gridster li header {
+        background: #999;
+        display: block;
+        font-size: 20px;
+        line-height: normal;
+        padding: 4px 0 6px;
+        margin-bottom: 20px;
+        cursor: move;
+    }
+
+</style>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 120],
+            widget_margins: [5, 5],
+            draggable: {
+                handle: 'header'
+            }
+        }).data('gridster');
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/dynamic-grid-width.html b/demos/dynamic-grid-width.html
new file mode 100644
index 0000000000..43ec4c06f2
--- /dev/null
+++ b/demos/dynamic-grid-width.html
@@ -0,0 +1,52 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Dynamic grid width &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Dynamic grid width</h1>
+
+<p>Drag or resize some widgets to the right side. Use <code>max_cols</code> option to set a maximum number of columns for the grid.</p>
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">9</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        var log = document.getElementById('log');
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5],
+            autogrow_cols: true,
+            resize: {
+                enabled: true
+            }
+        }).data('gridster');
+
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/expandable-widgets.html b/demos/expandable-widgets.html
new file mode 100644
index 0000000000..19d591ece2
--- /dev/null
+++ b/demos/expandable-widgets.html
@@ -0,0 +1,65 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Expandable widgets &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Expandable widgets</h1>
+
+<p>Expand widgets when hover on them using <code>resize_widget</code> method.</p>
+
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="1" data-sizey="1">0</li>
+        <li data-row="1" data-col="2" data-sizex="1" data-sizey="1">1</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">3</li>
+        <li data-row="2" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="2" data-col="2" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="2" data-col="3" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="2" data-col="4" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="3" data-col="2" data-sizex="1" data-sizey="1">9</li>
+        <li data-row="3" data-col="3" data-sizex="1" data-sizey="1">10</li>
+        <li data-row="3" data-col="4" data-sizex="1" data-sizey="1">11</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    function getRandomInt (min, max) {
+        return Math.floor(Math.random() * (max - min + 1)) + min;
+    }
+</script>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 100],
+            widget_margins: [5, 5],
+            helper: 'clone'
+        }).data('gridster');
+
+
+        // resize widgets on hover
+        gridster.$el
+                .on('mouseenter', '> li', function () {
+                    gridster.resize_widget($(this), 3, 3);
+                })
+                .on('mouseleave', '> li', function () {
+                    gridster.resize_widget($(this), 1, 1);
+                });
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/grid-from-serialize.html b/demos/grid-from-serialize.html
new file mode 100644
index 0000000000..e0f387abd2
--- /dev/null
+++ b/demos/grid-from-serialize.html
@@ -0,0 +1,103 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Grid from serialize &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Build grid from serialized positions</h1>
+
+<p>Build a entire new grid from previously stored positions obtained with <code>serialize</code> method.</p>
+
+<div class="controls">
+    <button class="js-seralize">Build from serialize</button>
+</div>
+
+<div class="gridster">
+    <ul>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var gridster;
+
+    // same object than generated with gridster.serialize() method
+    var serialization = [
+        {
+            col: 1,
+            row: 1,
+            size_x: 2,
+            size_y: 2
+        },
+        {
+            col: 3,
+            row: 1,
+            size_x: 1,
+            size_y: 2
+        },
+        {
+            col: 4,
+            row: 1,
+            size_x: 1,
+            size_y: 1
+        },
+        {
+            col: 2,
+            row: 3,
+            size_x: 3,
+            size_y: 1
+        },
+        {
+            col: 1,
+            row: 4,
+            size_x: 1,
+            size_y: 1
+        },
+        {
+            col: 1,
+            row: 3,
+            size_x: 1,
+            size_y: 1
+        },
+        {
+            col: 2,
+            row: 4,
+            size_x: 1,
+            size_y: 1
+        },
+        {
+            col: 2,
+            row: 5,
+            size_x: 1,
+            size_y: 1
+        }
+    ];
+
+
+    // sort serialization
+    serialization = Gridster.sort_by_row_and_col_asc(serialization);
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5]
+        }).data('gridster');
+
+
+        $('.js-seralize').on('click', function () {
+            gridster.remove_all_widgets();
+            $.each(serialization, function () {
+                gridster.add_widget('<li />', this.size_x, this.size_y, this.col, this.row);
+            });
+        });
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/index.html b/demos/index.html
new file mode 100644
index 0000000000..eacada845c
--- /dev/null
+++ b/demos/index.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Gridster Demos</title>
+
+    <link rel="stylesheet" href="assets/css/demo.css">
+</head>
+<body>
+<style>
+    ul {
+        padding: 0 0 0 40px;
+        background-color: cadetblue;
+        width: 50%;
+    }
+</style>
+
+<div class="content">
+    <h2>Samples</h2>
+</div>
+<ul>
+    <li><a href="adding-widgets-dynamically.html">Adding widgets dynamically</a></li>
+    <li><a href="custom-drag-handle.html">Custom drag handle</a></li>
+    <li><a href="expandable-widgets.html">Expandable widgets</a></li>
+    <li><a href="grid-from-serialize.html">Build grid from serialize</a></li>
+    <li><a href="multiple-grids.html">Multiple gridster instances on the same page</a></li>
+    <li><a href="resize.html">Resizable widgets</a></li>
+    <li><a href="resize-limits.html">Resizable widgets with constraints</a></li>
+    <li><a href="serialize.html">Serialize widgets positions</a></li>
+    <li><a href="using-drag-callbacks.html">Using drag callbacks</a></li>
+    <li><a href="using-resize-callbacks.html">Using resize callbacks</a></li>
+    <li><a href="dynamic-grid-width.html">Dynamic grid width</a></li>
+    <li><a href="responsive.html">Responsive grid width</a></li>
+    <li><a href="SwapDrop.html">Grid with larger widgets swapping spots with smaller ones</a></li>
+</ul>
+
+
+</body>
+</html>
diff --git a/demos/jquery.gridster.demo2.html b/demos/jquery.gridster.demo2.html
new file mode 100644
index 0000000000..2ee5863688
--- /dev/null
+++ b/demos/jquery.gridster.demo2.html
@@ -0,0 +1,59 @@
+<!doctype html>
+<html>
+<head>
+
+    <title>demo</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+</head>
+<body>
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="3" data-sizey="3"></li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="3"></li>
+
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1"></li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1"></li>
+        <li data-row="4" data-col="3" data-sizex="1" data-sizey="1"></li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1"></li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var api;
+
+    $(function () {
+
+        api = $(".gridster ul").gridster({
+            draggable: {
+                stop: function (event, ui, self) {
+                    // $('.overlapped-area').hide();
+                    this.$wrapper.addClass('sorting');
+                },
+                start: function (event, ui, self) {
+                    this.$wrapper.removeClass('sorting');
+                    // $('.overlapped-area').show();
+                }
+            },
+            collision: {
+                on_overlap_start: function (collider) {
+                    // $(collider).data('graph').show();
+                    //$(this).data('collision', collider);
+                },
+                on_overlap_stop: function (collider) {
+                    //$(this).data('collision', null);
+                },
+                on_overlap: function (c) {
+                    //$(this).data('collision', c);
+                }
+            }
+        }).data('gridster');
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/multiple-grids.html b/demos/multiple-grids.html
new file mode 100644
index 0000000000..bdd08a34a8
--- /dev/null
+++ b/demos/multiple-grids.html
@@ -0,0 +1,71 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Multiple gridster intances &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Multiple gridster instances with different configurations</h1>
+
+<p>When using multiple gridster instances on the same page you can scope the CSS code generated by gridster using <code>namespace</code> config
+    option.</p>
+
+<h2>Demo 1</h2>
+
+<div id="demo-1" class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+    </ul>
+</div>
+
+
+<h2>Demo 2</h2>
+
+<div id="demo-2" class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var gridster = [];
+
+    $(function () {
+
+        gridster[0] = $("#demo-1 ul").gridster({
+            namespace: '#demo-1',
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5]
+        }).data('gridster');
+
+        gridster[1] = $("#demo-2 ul").gridster({
+            namespace: '#demo-2',
+            widget_base_dimensions: [200, 110],
+            widget_margins: [10, 10]
+        }).data('gridster');
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/resize-limits.html b/demos/resize-limits.html
new file mode 100644
index 0000000000..f1d63221d2
--- /dev/null
+++ b/demos/resize-limits.html
@@ -0,0 +1,76 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Resize &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Resize with limits</h1>
+
+<p>Use <code>resize.max_size</code> and <code>resize.min_size</code> config options or <code>data-max-sizex</code>, <code>data-max-sizey</code>,
+    <code>data-min-sizex</code> and <code>data-min-sizey</code> HTML attributes to limit widget dimensions when resizing.</p>
+
+<p>If a global max_size is specified through the config option, can be overwrited in specified widgets with HTML data-attributes or using <code>set_widget_max_size</code>
+    method.</p>
+
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2" data-max-sizex="2" data-max-sizey="6">
+            0
+            <br>
+            <small>Overwrited to 2, 6</small>
+        </li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2" data-max-sizex="6" data-max-sizey="2">
+            1
+            <br>
+            <small>Overwrited max-size to 6, 2</small>
+        </li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="1" data-col="5" data-sizex="3" data-sizey="3" data-min-sizex="3" data-min-sizey="3">
+            9
+            <br>
+            <small>Overwrited min-size to 3, 3</small>
+        </li>
+        <li data-row="5" data-col="1" data-sizex="1" data-sizey="2">10</li>
+        <li data-row="4" data-col="3" data-sizex="1" data-sizey="2">11</li>
+        <li data-row="5" data-col="4" data-sizex="1" data-sizey="1">12</li>
+        <li data-row="6" data-col="2" data-sizex="3" data-sizey="1">13</li>
+        <li data-row="4" data-col="5" data-sizex="1" data-sizey="2">14</li>
+        <li data-row="6" data-col="5" data-sizex="1" data-sizey="1">15</li>
+        <li data-row="7" data-col="3" data-sizex="1" data-sizey="1">16</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5],
+            helper: 'clone',
+            resize: {
+                enabled: true,
+                max_size: [4, 4],
+                min_size: [1, 1]
+            }
+        }).data('gridster');
+
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/resize.html b/demos/resize.html
new file mode 100644
index 0000000000..6a5684c1fd
--- /dev/null
+++ b/demos/resize.html
@@ -0,0 +1,65 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Resize &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+</head>
+
+<body>
+
+<h1>Resize</h1>
+
+<p>Grab the right or bottom border and drag to the desired width or height.</p>
+
+<div class="controls">
+    <button class="js-resize-random">Resize random widget</button>
+</div>
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">9</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    function getRandomInt (min, max) {
+        return Math.floor(Math.random() * (max - min + 1)) + min;
+    }
+</script>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5],
+            helper: 'clone',
+            resize: {
+                enabled: true
+            }
+        }).data('gridster');
+
+
+        $('.js-resize-random').on('click', function () {
+            gridster.resize_widget(gridster.$widgets.eq(getRandomInt(0, 9)),
+                    getRandomInt(1, 4), getRandomInt(1, 4))
+        });
+
+    });
+</script>
+</body>
+</html>
diff --git a/sample/responsive.html b/demos/responsive.html
similarity index 88%
rename from sample/responsive.html
rename to demos/responsive.html
index 1a4ce8b6c6..b35eed2f43 100644
--- a/sample/responsive.html
+++ b/demos/responsive.html
@@ -3,14 +3,10 @@
     <meta charset="utf-8">
     <title>Gridster Responsive Demo</title>
 
-    <link rel="stylesheet" href="css/normalize.css">
-    <link rel="stylesheet" href="css/main.css">
-
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
     <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
-
-    <script src="../dist/jquery.gridster.js"></script>
-    <!--<script src="../dist/jquery.gridster.min.js"></script>-->
-    <link rel="stylesheet" href="../dist/jquery.gridster.min.css">
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
 
     <script type="text/javascript">
         var gridster = null;
@@ -30,9 +26,10 @@
     </script>
 </head>
 <body>
-<div><a href="index.html" style="color: #ffffff"> << Menu</a></div>
 <div class="content">
-    <p>This demo represents using the branch in responsive mode. This makes the grid as wide as the screen and responds to changes in browser width.</p>
+    <h1>Responsive Layout</h1>
+    <p>This demo represents using the branch in responsive mode. This makes the grid as wide as the screen and responds to changes in browser
+        width.</p>
 </div>
 <div class="gridster">
     <ul>
diff --git a/demos/serialize.html b/demos/serialize.html
new file mode 100644
index 0000000000..3a4cfe7295
--- /dev/null
+++ b/demos/serialize.html
@@ -0,0 +1,89 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Serialize &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+    <style type="text/css">
+        #log {
+            display: block;
+            width: 100%;
+            height: 20px;
+            margin-bottom: 20px;
+
+            -webkit-transition: height 0.3s ease;
+            -moz-transition: height 0.3s ease;
+            -ms-transition: height 0.3s ease;
+            -o-transition: height 0.3s ease;
+            transition: height 0.3s ease;
+        }
+
+        #log:focus {
+            height: 100px;
+        }
+    </style>
+</head>
+
+<body>
+
+<h1>Serialize positions</h1>
+
+<p>Use <code>serialize</code> method to get widget positions. It returns a Array of objects that can be used as a JSON object.</p>
+
+<div class="controls">
+    <button class="js-seralize">Serialize</button>
+</div>
+
+<textarea id="log"></textarea>
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">9</li>
+
+        <li data-row="5" data-col="1" data-sizex="1" data-sizey="2">10</li>
+        <li data-row="4" data-col="3" data-sizex="1" data-sizey="2">11</li>
+        <li data-row="5" data-col="4" data-sizex="1" data-sizey="1">12</li>
+        <li data-row="6" data-col="2" data-sizex="3" data-sizey="1">13</li>
+
+        <li data-row="4" data-col="5" data-sizex="1" data-sizey="2">14</li>
+        <li data-row="6" data-col="5" data-sizex="1" data-sizey="1">15</li>
+
+        <li data-row="7" data-col="3" data-sizex="1" data-sizey="1">16</li>
+    </ul>
+</div>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5]
+        }).data('gridster');
+
+
+        $('.js-seralize').on('click', function () {
+            var s = gridster.serialize();
+
+            $('#log').val(JSON.stringify(s));
+        })
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/using-drag-callbacks.html b/demos/using-drag-callbacks.html
new file mode 100644
index 0000000000..469db738b7
--- /dev/null
+++ b/demos/using-drag-callbacks.html
@@ -0,0 +1,75 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Using drag callbacks &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+    <style>
+        #log {
+            margin-top: 20px;
+            max-height: 400px;
+            overflow: auto;
+            max-width: 250px;
+            border: 1px solid #DDD;
+        }
+    </style>
+</head>
+
+<body>
+
+<h1>Drag callbacks</h1>
+
+<p>Drag some widgets and see the log below.</p>
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">9</li>
+    </ul>
+</div>
+
+<h3>Log</h3>
+
+<div id="log"></div>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        var log = document.getElementById('log');
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5],
+            draggable: {
+                start: function (e, ui, $widget) {
+                    log.innerHTML = 'START position: ' + ui.position.top + ' ' + ui.position.left + "<br >" + log.innerHTML;
+                },
+
+                drag: function (e, ui, $widget) {
+                    log.innerHTML = 'DRAG offset: ' + ui.pointer.diff_top + ' ' + ui.pointer.diff_left + "<br >" + log.innerHTML;
+                },
+
+                stop: function (e, ui, $widget) {
+                    log.innerHTML = 'STOP position: ' + ui.position.top + ' ' + ui.position.left + "<br >" + log.innerHTML;
+                }
+            }
+        }).data('gridster');
+
+
+    });
+</script>
+</body>
+</html>
diff --git a/demos/using-resize-callbacks.html b/demos/using-resize-callbacks.html
new file mode 100644
index 0000000000..5e7c86425a
--- /dev/null
+++ b/demos/using-resize-callbacks.html
@@ -0,0 +1,78 @@
+<!doctype html>
+<html>
+<head>
+    <title>Demo &raquo; Using resize callbacks &raquo; gridster.js</title>
+    <link rel="stylesheet" type="text/css" href="assets/css/demo.css">
+    <link rel="stylesheet" type="text/css" href="../dist/jquery.gridster.min.css">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
+    <script src="../dist/jquery.gridster.min.js" type="text/javascript" charset="utf-8"></script>
+
+    <style>
+        #log {
+            margin-top: 20px;
+            max-height: 400px;
+            overflow: auto;
+            max-width: 250px;
+            border: 1px solid #DDD;
+        }
+    </style>
+</head>
+
+<body>
+
+<h1>Resize callbacks</h1>
+
+<p>Resize some widgets and see the log below.</p>
+
+
+<div class="gridster">
+    <ul>
+        <li data-row="1" data-col="1" data-sizex="2" data-sizey="2">0</li>
+        <li data-row="1" data-col="3" data-sizex="1" data-sizey="2">1</li>
+        <li data-row="1" data-col="4" data-sizex="1" data-sizey="1">2</li>
+        <li data-row="3" data-col="2" data-sizex="3" data-sizey="1">3</li>
+        <li data-row="4" data-col="1" data-sizex="1" data-sizey="1">4</li>
+        <li data-row="3" data-col="1" data-sizex="1" data-sizey="1">5</li>
+        <li data-row="4" data-col="2" data-sizex="1" data-sizey="1">6</li>
+        <li data-row="5" data-col="2" data-sizex="1" data-sizey="1">7</li>
+        <li data-row="4" data-col="4" data-sizex="1" data-sizey="1">8</li>
+        <li data-row="1" data-col="5" data-sizex="1" data-sizey="3">9</li>
+    </ul>
+</div>
+
+<h3>Log</h3>
+
+<div id="log"></div>
+
+<script type="text/javascript">
+    var gridster;
+
+    $(function () {
+
+        var log = document.getElementById('log');
+
+
+        gridster = $(".gridster ul").gridster({
+            widget_base_dimensions: [100, 55],
+            widget_margins: [5, 5],
+            resize: {
+                enabled: true,
+                start: function (e, ui, $widget) {
+                    log.innerHTML = 'START position: ' + ui.position.top + ' ' + ui.position.left + "<br >" + log.innerHTML;
+                },
+
+                resize: function (e, ui, $widget) {
+                    log.innerHTML = 'RESIZE offset: ' + ui.pointer.diff_top + ' ' + ui.pointer.diff_left + "<br >" + log.innerHTML;
+                },
+
+                stop: function (e, ui, $widget) {
+                    log.innerHTML = 'STOP position: ' + ui.position.top + ' ' + ui.position.left + "<br >" + log.innerHTML;
+                }
+            }
+        }).data('gridster');
+
+
+    });
+</script>
+</body>
+</html>
diff --git a/dist/jquery.gridster.css b/dist/jquery.gridster.css
index 7a2a5aed82..56b00dfd76 100644
--- a/dist/jquery.gridster.css
+++ b/dist/jquery.gridster.css
@@ -1,13 +1,12 @@
-/*! gridster.js - v0.6.6 - 2015-04-09
+/*! gridster.js - v0.6.6 - 2015-04-10
 * http://gridster.net/
-* Copyright (c) 2015 decksterteam; Licensed MIT */
+* Copyright (c) 2015 ducksboard; Licensed MIT */
 
 .gridster {
     position:relative;
 }
 
 .gridster > * {
-    margin: 0 auto;
     -webkit-transition: height .4s, width .4s;
     -moz-transition: height .4s, width .4s;
     -o-transition: height .4s, width .4s;
diff --git a/dist/jquery.gridster.js b/dist/jquery.gridster.js
index f391768435..8517de5ca9 100644
--- a/dist/jquery.gridster.js
+++ b/dist/jquery.gridster.js
@@ -1,6 +1,6 @@
-/*! gridster.js - v0.6.6 - 2015-04-09
+/*! gridster.js - v0.6.6 - 2015-04-10
 * http://gridster.net/
-* Copyright (c) 2015 decksterteam; Licensed MIT */
+* Copyright (c) 2015 ducksboard; Licensed MIT */
 
 ;(function(root, factory) {
     if(typeof exports === 'object') {
@@ -366,76 +366,89 @@
 
 }));
 
-;(function(window, undefined) {
+(function (window, undefined) {
 
-    /* Delay, debounce and throttle functions taken from underscore.js
-     *
-     * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
-     * Investigative Reporters & Editors
-     *
-     * Permission is hereby granted, free of charge, to any person
-     * obtaining a copy of this software and associated documentation
-     * files (the "Software"), to deal in the Software without
-     * restriction, including without limitation the rights to use,
-     * copy, modify, merge, publish, distribute, sublicense, and/or sell
-     * copies of the Software, and to permit persons to whom the
-     * Software is furnished to do so, subject to the following
-     * conditions:
-     *
-     * The above copyright notice and this permission notice shall be
-     * included in all copies or substantial portions of the Software.
-     *
-     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-     * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-     * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-     * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-     * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-     * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-     * OTHER DEALINGS IN THE SOFTWARE.
-     */
+	/* Delay, debounce and throttle functions taken from underscore.js
+	 *
+	 * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
+	 * Investigative Reporters & Editors
+	 *
+	 * Permission is hereby granted, free of charge, to any person
+	 * obtaining a copy of this software and associated documentation
+	 * files (the "Software"), to deal in the Software without
+	 * restriction, including without limitation the rights to use,
+	 * copy, modify, merge, publish, distribute, sublicense, and/or sell
+	 * copies of the Software, and to permit persons to whom the
+	 * Software is furnished to do so, subject to the following
+	 * conditions:
+	 *
+	 * The above copyright notice and this permission notice shall be
+	 * included in all copies or substantial portions of the Software.
+	 *
+	 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+	 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+	 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+	 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+	 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+	 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+	 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+	 * OTHER DEALINGS IN THE SOFTWARE.
+	 */
 
-    window.delay = function(func, wait) {
-        var args = Array.prototype.slice.call(arguments, 2);
-        return setTimeout(function(){ return func.apply(null, args); }, wait);
-    };
+	window.delay = function (func, wait) {
+		var args = Array.prototype.slice.call(arguments, 2);
+		return setTimeout(function () {
+			return func.apply(null, args);
+		}, wait);
+	};
 
-    window.debounce = function(func, wait, immediate) {
-        var timeout;
-        return function() {
-          var context = this, args = arguments;
-          var later = function() {
-            timeout = null;
-            if (!immediate) func.apply(context, args);
-          };
-          if (immediate && !timeout) func.apply(context, args);
-          clearTimeout(timeout);
-          timeout = setTimeout(later, wait);
-        };
-    };
+	window.debounce = function (func, wait, immediate) {
+		var timeout;
+		return function () {
+			var context = this, args = arguments;
+			var later = function () {
+				timeout = null;
+				if (!immediate) {
+					func.apply(context, args);
+				}
+			};
+			if (immediate && !timeout) {
+				func.apply(context, args);
+			}
+			clearTimeout(timeout);
+			timeout = setTimeout(later, wait);
+		};
+	};
 
-    window.throttle = function(func, wait) {
-        var context, args, timeout, throttling, more, result;
-        var whenDone = debounce(
-            function(){ more = throttling = false; }, wait);
-        return function() {
-          context = this; args = arguments;
-          var later = function() {
-            timeout = null;
-            if (more) func.apply(context, args);
-            whenDone();
-          };
-          if (!timeout) timeout = setTimeout(later, wait);
-          if (throttling) {
-            more = true;
-          } else {
-            result = func.apply(context, args);
-          }
-          whenDone();
-          throttling = true;
-          return result;
-        };
-    };
+	window.throttle = function (func, wait) {
+		var context, args, timeout, throttling, more, result;
+		var whenDone = debounce(
+				function () {
+					more = throttling = false;
+				}, wait);
+		return function () {
+			context = this;
+			args = arguments;
+			var later = function () {
+				timeout = null;
+				if (more) {
+					func.apply(context, args);
+				}
+				whenDone();
+			};
+			if (!timeout) {
+				timeout = setTimeout(later, wait);
+			}
+			if (throttling) {
+				more = true;
+			} else {
+				result = func.apply(context, args);
+			}
+			whenDone();
+			throttling = true;
+			return result;
+		};
+	};
 
 })(window);
 
@@ -515,9 +528,8 @@
         this.options = $.extend({}, defaults, options);
         this.$document = $(document);
         this.$container = $(el);
-        this.$scroll_container = this.options.scroll_container == window ?
+        this.$scroll_container = this.options.scroll_container === window ?
             $(window) : this.$container.closest(this.options.scroll_container);
-        this.$dragitems = $(this.options.items, this.$container);
         this.is_dragging = false;
         this.player_min_left = 0 + this.options.offset_left;
         this.id = uniqId();
@@ -537,7 +549,7 @@
         this.events();
 
         $window.bind(this.nsEvent('resize'),
-            throttle($.proxy(this.calculate_dimensions, this), 200));
+				throttle($.proxy(this.calculate_dimensions, this), 200));
     };
 
     fn.nsEvent = function(ev) {
@@ -568,8 +580,7 @@
     };
 
     fn.get_actual_pos = function($el) {
-        var pos = $el.position();
-        return pos;
+		return $el.position();
     };
 
 
@@ -704,14 +715,13 @@
     };
 
 
-    fn.calculate_dimensions = function(e) {
+    fn.calculate_dimensions = function() {
         this.scroller_height = this.$scroll_container.height();
         this.scroller_width = this.$scroll_container.width();
     };
 
 
     fn.drag_handler = function(e) {
-        var node = e.target.nodeName;
         // skip if drag is disabled, or click was not done with the mouse primary button
         if (this.disabled || e.which !== 1 && !isTouch) {
             return;
@@ -767,7 +777,6 @@
         var offset = this.$container.offset();
         this.baseX = Math.round(offset.left);
         this.baseY = Math.round(offset.top);
-        this.initial_container_width = this.options.container_width || this.$container.width();
 
         if (this.options.helper === 'clone') {
             this.$helper = this.$player.clone()
@@ -779,11 +788,8 @@
 
         this.scroll_container_offset_y = this.$scroll_container.scrollTop();
         this.scroll_container_offset_x = this.$scroll_container.scrollLeft();
-        this.scroll_offset_y = 0;
-        this.scroll_offset_x = 0;
         this.el_init_offset = this.$player.offset();
         this.player_width = this.$player.width();
-        this.player_height = this.$player.height();
 
         this.set_limits(this.options.container_width);
 
@@ -1030,7 +1036,7 @@
         this.options.draggable = $.extend(true, {}, this.options.draggable,
                             {scroll_container: this.options.scroll_container});
         this.$el = $(el);
-        this.$scroll_container = this.options.scroll_container == window ? 
+        this.$scroll_container = this.options.scroll_container === window ?
                 $(window) : this.$el.closest(this.options.scroll_container);
         this.$wrapper = this.$el.parent();
         this.$widgets = this.$el.children(
@@ -1316,7 +1322,7 @@
             }, this), 0);
         }
 
-        return $w.fadeIn({complete: function () { if(callback) callback.call(this); }});
+        return $w.fadeIn({complete: function () { if(callback) {callback.call(this);} }});
 
     };
 
@@ -1378,7 +1384,7 @@
     fn.add_resize_handle = function($w) {
         var $append_to = this.options.resize.handle_append_to ? $(this.options.resize.handle_append_to, $w) : $w;
 
-        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length == 0 ) {
+        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length === 0 ) {
             $(this.resize_handle_tpl).appendTo( $append_to );
         }
 
@@ -1832,7 +1838,9 @@
         $nexts.not($exclude).each($.proxy(function(i, w) {
             var $w = $( w ),
                 wgd = $w.coords().grid;
+			/*jshint -W018 */
             if ( !(wgd.row <= (row + size_y - 1))) { return; }
+			/*jshint +W018 */
             var diff =  (row + size_y) - wgd.row;
             this.move_widget_down($w, diff);
         }, this));
@@ -1925,7 +1933,7 @@
         if($w){
             this.remove_widget($w);
         }
-    }
+    };
 
 
     /**
@@ -2005,7 +2013,8 @@
         $widgets || ($widgets = this.$widgets);
         var result = [];
         $widgets.each($.proxy(function(i, widget) {
-            if(typeof($(widget).coords().grid) != "undefined"){
+			var $w = $(widget);
+			if(typeof($w.coords().grid) !== 'undefined'){
                 result.push(this.options.serialize_params($w, $w.coords().grid) );
             }
         }, this));
@@ -2615,12 +2624,12 @@
         size_x = Math.max(Math.min(size_x, max_size_x), min_size_x);
         size_x = Math.min(max_cols, size_x);
         width = (max_size_x * wbd_x) + ((size_x - 1) * margin_x );
-        max_width = Math.min(width, limit_width);
-        min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
+        var max_width = Math.min(width, limit_width);
+        var min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
 
         size_y = Math.max(Math.min(size_y, max_size_y), min_size_y);
-        max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
-        min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
 
         if (this.resize_dir.right) {
             size_y = this.resize_initial_sizey;
@@ -2858,10 +2867,10 @@
         //Move queued widgets
         if(swap && this.can_placeholder_be_set(to_col, to_row, player_size_x, player_size_y)){
             for(var key in this.w_queue){
-                var col = parseInt(key.split("_")[0]);
-                var row = parseInt(key.split("_")[1]);
-                if (this.w_queue[key] != "full"){
-                    this.new_move_widget_to(this.w_queue[key], col, row);
+                var _col = parseInt(key.split("_")[0]);
+                var _row = parseInt(key.split("_")[1]);
+                if (this.w_queue[key] !== "full"){
+                    this.new_move_widget_to(this.w_queue[key], _col, _row);
                 }
             }
             this.set_placeholder(to_col, to_row);
@@ -2898,12 +2907,12 @@
                 if(this.is_occupied(colc,rowc)){
                     occupied = true;
                 } else if(key in this.w_queue){
-                    if(this.w_queue[key] == "full"){
+                    if(this.w_queue[key] === 'full'){
                         occupied = true;
                         continue;
                     }
-                    $tw = this.w_queue[key];
-                    tgd = $tw.coords().grid;
+                    var $tw = this.w_queue[key];
+                    var tgd = $tw.coords().grid;
                     //remove queued items if no longer under player.
                     if(!this.is_widget_under_player(tgd.col,tgd.row)){
                         delete this.w_queue[key];
@@ -2922,7 +2931,7 @@
         }
         
         return occupied;
-    }
+    };
 
     fn.can_placeholder_be_set = function(col, row, player_size_x, player_size_y){
         var can_set = true;
@@ -2945,10 +2954,10 @@
             }
         }
         return can_set;
-    }
+    };
 
     fn.queue_widget = function(col, row, $widget){
-        var $w = $widget
+        var $w = $widget;
         var wgd = $w.coords().grid;
         var primary_key = col+"_"+row;
         if (primary_key in this.w_queue){
@@ -2962,7 +2971,7 @@
                 var colc = col + c;
                 var rowc = row + r;
                 var key = colc+"_"+rowc;
-                if (key == primary_key){
+                if (key === primary_key){
                     continue;
                 }
                 this.w_queue[key] = "full";
@@ -2970,7 +2979,7 @@
         }
 
         return true;
-    }
+    };
 
     fn.is_widget_queued_and_can_move = function($widget){
         var queued = false;
@@ -2979,10 +2988,10 @@
         }
 
         for(var key in this.w_queue){
-            if(this.w_queue[key] == "full"){
+            if(this.w_queue[key] === "full"){
                 continue;
             }
-            if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")){
+            if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")){
                 queued = true;
                 //test whole space
                 var $w = this.w_queue[key];
@@ -3004,24 +3013,24 @@
             }
         }
     
-        return queued
-    }
+        return queued;
+    };
 
     fn.is_in_queue = function(col,row, $widget){
         var queued = false;
         var key = col+"_"+row;
 
         if ((key in this.w_queue)){
-            if (this.w_queue[key] == "full"){
+            if (this.w_queue[key] === "full"){
                queued = true; 
             } else {
-                $tw = this.w_queue[key];
-                tgd = $tw.coords().grid;
+                var $tw = this.w_queue[key];
+                var tgd = $tw.coords().grid;
                 if(!this.is_widget_under_player(tgd.col,tgd.row)){
-                    delete this.w_queue[key]
+                    delete this.w_queue[key];
                     queued = false;
-                } else if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")) {
-                    delete this.w_queue[key]
+                } else if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")) {
+                    delete this.w_queue[key];
                     queued = false;
                 } else {
                     queued = true;
@@ -3030,7 +3039,7 @@
         } 
 
         return queued;
-    }
+    };
 
 
     /**
@@ -3107,7 +3116,7 @@
                     // overlaps player
                     var y = (to_row + this.player_grid_data.size_y) - wgd.row;
                     if (this.can_go_down($w)){
-                        console.log("In Move Down!")
+                        console.log("In Move Down!");
                         this.move_widget_down($w, y);
                         this.set_placeholder(to_col, to_row);
                     }
@@ -3351,8 +3360,8 @@
         if (moved_down || changed_column) {
             $nexts.each($.proxy(function(i, widget) {
                 //Make sure widget is at it's topmost position
-                $w = $(widget);
-                wgd = $w.coords().grid;
+                var $w = $(widget);
+                var wgd = $w.coords().grid;
 
                 var can_go_widget_up = this.can_go_widget_up(wgd);
 
@@ -3507,12 +3516,13 @@
 
         while (++r <= p_bottom_row ) {
             var common = true;
+			/*jshint -W083 */
             $.each(upper_rows, function(col, rows) {
                 if ($.isArray(rows) && $.inArray(r, rows) === -1) {
                     common = false;
                 }
             });
-
+			/*jshint +W083 */
             if (common === true) {
                 valid_rows.push(r);
                 if (valid_rows.length === size_y) {
@@ -3649,12 +3659,14 @@
         var self = this;
         var cols = this.cells_occupied_by_player.cols;
         if(this.options.shift_larger_widgets_down){
+			/*jshint -W083 */
             for (var c = 0, cl = cols.length; c < cl; c++) {
                 this.for_each_widget_below(cols[c], row, function(tcol, trow) {
                     console.log("from_on_stop_overlapping_row");
                     self.move_widget_up(this, self.player_grid_data.size_y);
                 });
             }
+			/*jshint +W083 */
         }
     };
 
@@ -3674,7 +3686,7 @@
         this.$changed = this.$changed.add($widget);
 
         return this;
-    }
+    };
 
 
     /**
@@ -4012,10 +4024,10 @@
             if ($(this).hasClass($gr.options.static_class)){
                 can_go_down = false;
             }
-        })
+        });
 
         return can_go_down;
-    }
+    };
 
 
     fn.can_go_up = function($el) {
@@ -4213,13 +4225,13 @@
     };
 
     fn.clean_up_changed = function(){
-        $gr = this;
+        var $gr = this;
         $gr.$changed.each(function(){
             if($gr.options.shift_larger_widgets_down){
                 $gr.move_widget_up($(this));
             }
         });
-    }
+    };
 
 
 
@@ -4514,8 +4526,8 @@
         /* generate CSS styles for cols */
         for(i = 1; i <= opts.cols + 1; i++) {
           styles += (opts.namespace + ' [data-col="' + i + '"] { left:' +
-          (full_width ?  this.options.widget_margins[0] : ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0])))
-          + 'px; }\n');
+          (full_width ?  this.options.widget_margins[0] :
+				  ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0]))) + 'px; }\n');
         }
 
         /* generate CSS styles for rows */
@@ -4531,7 +4543,8 @@
 
         for (var x = 1; x <= max_size_x; x++) {
             styles += (opts.namespace + ' [data-sizex="' + x + '"] { width:' +
-            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) : ((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
+            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) :
+					((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
         }
 
         this.remove_style_tags();
diff --git a/dist/jquery.gridster.min.css b/dist/jquery.gridster.min.css
index 19a92086bf..eb8a9f4b61 100644
--- a/dist/jquery.gridster.min.css
+++ b/dist/jquery.gridster.min.css
@@ -1,2 +1,2 @@
-/*! gridster.js - v0.6.6 - 2015-04-09 - * http://gridster.net/ - Copyright (c) 2015 decksterteam; Licensed MIT */ 
-.gridster{position:relative}.gridster>*{margin:0 auto;-webkit-transition:height .4s,width .4s;-moz-transition:height .4s,width .4s;-o-transition:height .4s,width .4s;-ms-transition:height .4s,width .4s;transition:height .4s,width .4s}.gridster .gs-w{z-index:2;position:absolute}.gridster.collapsed{height:auto!important}.gridster.collapsed .gs-w{position:static!important}.ready .gs-w:not(.preview-holder){-webkit-transition:opacity .3s,left .3s,top .3s;-moz-transition:opacity .3s,left .3s,top .3s;-o-transition:opacity .3s,left .3s,top .3s;transition:opacity .3s,left .3s,top .3s}.ready .gs-w:not(.preview-holder),.ready .resize-preview-holder{-webkit-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-moz-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-o-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;transition:opacity .3s,left .3s,top .3s,width .3s,height .3s}.gridster .preview-holder{z-index:1;position:absolute;background-color:#fff;border-color:#fff;opacity:.3}.gridster .player-revert{z-index:10!important;-webkit-transition:left .3s,top .3s!important;-moz-transition:left .3s,top .3s!important;-o-transition:left .3s,top .3s!important;transition:left .3s,top .3s!important}.gridster .dragging,.gridster .resizing{z-index:10!important;-webkit-transition:all 0s!important;-moz-transition:all 0s!important;-o-transition:all 0s!important;transition:all 0s!important}.gs-resize-handle{position:absolute;z-index:1}.gs-resize-handle-both{width:20px;height:20px;bottom:-8px;right:-8px;background-image:url(data:image/svg+xml;base64,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);background-position:top left;background-repeat:no-repeat;cursor:se-resize;z-index:20}.gs-resize-handle-x{top:0;bottom:13px;right:-5px;width:10px;cursor:e-resize}.gs-resize-handle-y{left:0;right:13px;bottom:-5px;height:10px;cursor:s-resize}.gs-w:hover .gs-resize-handle,.resizing .gs-resize-handle{opacity:1}.gs-resize-handle,.gs-w.dragging .gs-resize-handle{opacity:0}.gs-resize-disabled .gs-resize-handle{display:none!important}[data-max-sizex="1"] .gs-resize-handle-x,[data-max-sizey="1"] .gs-resize-handle-y,[data-max-sizey="1"][data-max-sizex="1"] .gs-resize-handle{display:none!important}
\ No newline at end of file
+/*! gridster.js - v0.6.6 - 2015-04-10 - * http://gridster.net/ - Copyright (c) 2015 ducksboard; Licensed MIT */ 
+.gridster{position:relative}.gridster>*{-webkit-transition:height .4s,width .4s;-moz-transition:height .4s,width .4s;-o-transition:height .4s,width .4s;-ms-transition:height .4s,width .4s;transition:height .4s,width .4s}.gridster .gs-w{z-index:2;position:absolute}.gridster.collapsed{height:auto!important}.gridster.collapsed .gs-w{position:static!important}.ready .gs-w:not(.preview-holder),.ready .resize-preview-holder{-webkit-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-moz-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-o-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;transition:opacity .3s,left .3s,top .3s,width .3s,height .3s}.gridster .preview-holder{z-index:1;position:absolute;background-color:#fff;border-color:#fff;opacity:.3}.gridster .player-revert{z-index:10!important;-webkit-transition:left .3s,top .3s!important;-moz-transition:left .3s,top .3s!important;-o-transition:left .3s,top .3s!important;transition:left .3s,top .3s!important}.gridster .dragging,.gridster .resizing{z-index:10!important;-webkit-transition:all 0s!important;-moz-transition:all 0s!important;-o-transition:all 0s!important;transition:all 0s!important}.gs-resize-handle{position:absolute;z-index:1}.gs-resize-handle-both{width:20px;height:20px;bottom:-8px;right:-8px;background-image:url(data:image/svg+xml;base64,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);background-position:top left;background-repeat:no-repeat;cursor:se-resize;z-index:20}.gs-resize-handle-x{top:0;bottom:13px;right:-5px;width:10px;cursor:e-resize}.gs-resize-handle-y{left:0;right:13px;bottom:-5px;height:10px;cursor:s-resize}.gs-w:hover .gs-resize-handle,.resizing .gs-resize-handle{opacity:1}.gs-resize-handle,.gs-w.dragging .gs-resize-handle{opacity:0}.gs-resize-disabled .gs-resize-handle,[data-max-sizex="1"] .gs-resize-handle-x,[data-max-sizey="1"] .gs-resize-handle-y,[data-max-sizey="1"][data-max-sizex="1"] .gs-resize-handle{display:none!important}
\ No newline at end of file
diff --git a/dist/jquery.gridster.min.js b/dist/jquery.gridster.min.js
index a0673ea31b..3a56a53a85 100644
--- a/dist/jquery.gridster.min.js
+++ b/dist/jquery.gridster.min.js
@@ -1,2 +1,2 @@
-/*! gridster.js - v0.6.6 - 2015-04-09 - * http://gridster.net/ - Copyright (c) 2015 decksterteam; Licensed MIT */ !function(a,b){"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-coords",["jquery"],b):a.GridsterCoords=b(a.$||a.jQuery)}(this,function(a){function b(b){return b[0]&&a.isPlainObject(b[0])?this.data=b[0]:this.el=b,this.isCoords=!0,this.coords={},this.init(),this}var c=b.prototype;return c.init=function(){this.set(),this.original_coords=this.get()},c.set=function(a,b){var c=this.el;if(c&&!a&&(this.data=c.offset(),this.data.width=c.width(),this.data.height=c.height()),c&&a&&!b){var d=c.offset();this.data.top=d.top,this.data.left=d.left}var e=this.data;return void 0===e.left&&(e.left=e.x1),void 0===e.top&&(e.top=e.y1),this.coords.x1=e.left,this.coords.y1=e.top,this.coords.x2=e.left+e.width,this.coords.y2=e.top+e.height,this.coords.cx=e.left+e.width/2,this.coords.cy=e.top+e.height/2,this.coords.width=e.width,this.coords.height=e.height,this.coords.el=c||!1,this},c.update=function(b){if(!b&&!this.el)return this;if(b){var c=a.extend({},this.data,b);return this.data=c,this.set(!0,!0)}return this.set(!0),this},c.get=function(){return this.coords},c.destroy=function(){this.el.removeData("coords"),delete this.el},a.fn.coords=function(){if(this.data("coords"))return this.data("coords");var a=new b(this,arguments[0]);return this.data("coords",a),a},b}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-collision",["jquery","gridster-coords"],b):a.GridsterCollision=b(a.$||a.jQuery,a.GridsterCoords)}(this,function(a,b){function c(b,c,e){this.options=a.extend(d,e),this.$element=b,this.last_colliders=[],this.last_colliders_coords=[],this.set_colliders(c),this.init()}var d={colliders_context:document.body,overlapping_region:"C"};c.defaults=d;var e=c.prototype;return e.init=function(){this.find_collisions()},e.overlaps=function(a,b){var c=!1,d=!1;return(b.x1>=a.x1&&b.x1<=a.x2||b.x2>=a.x1&&b.x2<=a.x2||a.x1>=b.x1&&a.x2<=b.x2)&&(c=!0),(b.y1>=a.y1&&b.y1<=a.y2||b.y2>=a.y1&&b.y2<=a.y2||a.y1>=b.y1&&a.y2<=b.y2)&&(d=!0),c&&d},e.detect_overlapping_region=function(a,b){var c="",d="";return a.y1>b.cy&&a.y1<b.y2&&(c="N"),a.y2>b.y1&&a.y2<b.cy&&(c="S"),a.x1>b.cx&&a.x1<b.x2&&(d="W"),a.x2>b.x1&&a.x2<b.cx&&(d="E"),c+d||"C"},e.calculate_overlapped_area_coords=function(b,c){var d=Math.max(b.x1,c.x1),e=Math.max(b.y1,c.y1),f=Math.min(b.x2,c.x2),g=Math.min(b.y2,c.y2);return a({left:d,top:e,width:f-d,height:g-e}).coords().get()},e.calculate_overlapped_area=function(a){return a.width*a.height},e.manage_colliders_start_stop=function(b,c,d){for(var e=this.last_colliders_coords,f=0,g=e.length;g>f;f++)-1===a.inArray(e[f],b)&&c.call(this,e[f]);for(var h=0,i=b.length;i>h;h++)-1===a.inArray(b[h],e)&&d.call(this,b[h])},e.find_collisions=function(b){for(var c=this,d=this.options.overlapping_region,e=[],f=[],g=this.colliders||this.$colliders,h=g.length,i=c.$element.coords().update(b||!1).get();h--;){var j=c.$colliders?a(g[h]):g[h],k=j.isCoords?j:j.coords(),l=k.get(),m=c.overlaps(i,l);if(m){var n=c.detect_overlapping_region(i,l);if(n===d||"all"===d){var o=c.calculate_overlapped_area_coords(i,l),p=c.calculate_overlapped_area(o);if(0!==p){var q={area:p,area_coords:o,region:n,coords:l,player_coords:i,el:j};c.options.on_overlap&&c.options.on_overlap.call(this,q),e.push(k),f.push(q)}}}}return(c.options.on_overlap_stop||c.options.on_overlap_start)&&this.manage_colliders_start_stop(e,c.options.on_overlap_start,c.options.on_overlap_stop),this.last_colliders_coords=e,f},e.get_closest_colliders=function(a){var b=this.find_collisions(a);return b.sort(function(a,b){return"C"===a.region&&"C"===b.region?a.coords.y1<b.coords.y1||a.coords.x1<b.coords.x1?-1:1:(a.area<b.area,1)}),b},e.set_colliders=function(b){"string"==typeof b||b instanceof a?this.$colliders=a(b,this.options.colliders_context).not(this.$element):this.colliders=a(b)},a.fn.collision=function(a,b){return new c(this,a,b)},c}),function(a,b){a.delay=function(a,b){var c=Array.prototype.slice.call(arguments,2);return setTimeout(function(){return a.apply(null,c)},b)},a.debounce=function(a,b,c){var d;return function(){var e=this,f=arguments,g=function(){d=null,c||a.apply(e,f)};c&&!d&&a.apply(e,f),clearTimeout(d),d=setTimeout(g,b)}},a.throttle=function(a,b){var c,d,e,f,g,h,i=debounce(function(){g=f=!1},b);return function(){c=this,d=arguments;var j=function(){e=null,g&&a.apply(c,d),i()};return e||(e=setTimeout(j,b)),f?g=!0:h=a.apply(c,d),i(),f=!0,h}}}(window),function(a,b){"use strict";"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-draggable",["jquery"],b):a.GridsterDraggable=b(a.$||a.jQuery)}(this,function(a){function b(b,d){this.options=a.extend({},c,d),this.$document=a(document),this.$container=a(b),this.$scroll_container=this.options.scroll_container==window?a(window):this.$container.closest(this.options.scroll_container),this.$dragitems=a(this.options.items,this.$container),this.is_dragging=!1,this.player_min_left=0+this.options.offset_left,this.id=i(),this.ns=".gridster-draggable-"+this.id,this.init()}var c={items:"li",distance:1,limit:!0,offset_left:0,autoscroll:!0,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON"],handle:null,container_width:0,move_element:!0,helper:!1,remove_helper:!0},d=a(window),e={x:"left",y:"top"},f=!!("ontouchstart"in window),g=function(a){return a.charAt(0).toUpperCase()+a.slice(1)},h=0,i=function(){return++h+""};b.defaults=c;var j=b.prototype;return j.init=function(){var b=this.$container.css("position");this.calculate_dimensions(),this.$container.css("position","static"===b?"relative":b),this.disabled=!1,this.events(),d.bind(this.nsEvent("resize"),throttle(a.proxy(this.calculate_dimensions,this),200))},j.nsEvent=function(a){return(a||"")+this.ns},j.events=function(){this.pointer_events={start:this.nsEvent("touchstart")+" "+this.nsEvent("mousedown"),move:this.nsEvent("touchmove")+" "+this.nsEvent("mousemove"),end:this.nsEvent("touchend")+" "+this.nsEvent("mouseup")},this.$container.on(this.nsEvent("selectstart"),a.proxy(this.on_select_start,this)),this.$container.on(this.pointer_events.start,this.options.items,a.proxy(this.drag_handler,this)),this.$document.on(this.pointer_events.end,a.proxy(function(a){this.is_dragging=!1,this.disabled||(this.$document.off(this.pointer_events.move),this.drag_start&&this.on_dragstop(a))},this))},j.get_actual_pos=function(a){var b=a.position();return b},j.get_mouse_pos=function(a){if(a.originalEvent&&a.originalEvent.touches){var b=a.originalEvent;a=b.touches.length?b.touches[0]:b.changedTouches[0]}return{left:a.clientX,top:a.clientY}},j.get_offset=function(a){a.preventDefault();var b=this.get_mouse_pos(a),c=Math.round(b.left-this.mouse_init_pos.left),d=Math.round(b.top-this.mouse_init_pos.top),e=Math.round(this.el_init_offset.left+c-this.baseX+this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),f=Math.round(this.el_init_offset.top+d-this.baseY+this.$scroll_container.scrollTop()-this.scroll_container_offset_y);return this.options.limit&&(e>this.player_max_left?e=this.player_max_left:e<this.player_min_left&&(e=this.player_min_left)),{position:{left:e,top:f},pointer:{left:b.left,top:b.top,diff_left:c+(this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),diff_top:d+(this.$scroll_container.scrollTop()-this.scroll_container_offset_y)}}},j.get_drag_data=function(a){var b=this.get_offset(a);return b.$player=this.$player,b.$helper=this.helper?this.$helper:this.$player,b},j.set_limits=function(a){return a||(a=this.$container.width()),this.player_max_left=a-this.player_width+-this.options.offset_left,this.options.container_width=a,this},j.scroll_in=function(a,b){var c,d=e[a],f=50,h=30,i="scroll"+g(d),j="x"===a,k=j?this.scroller_width:this.scroller_height;c=this.$scroll_container===window?j?this.$scroll_container.width():this.$scroll_container.height():j?this.$scroll_container[0].scrollWidth:this.$scroll_container[0].scrollHeight;var l,m=j?this.$player.width():this.$player.height(),n=this.$scroll_container[i](),o=n,p=o+k,q=p-f,r=o+f,s=o+b.pointer[d],t=c-k+m;return s>=q&&(l=n+h,t>l&&(this.$scroll_container[i](l),this["scroll_offset_"+a]+=h)),r>=s&&(l=n-h,l>0&&(this.$scroll_container[i](l),this["scroll_offset_"+a]-=h)),this},j.manage_scroll=function(a){this.scroll_in("x",a),this.scroll_in("y",a)},j.calculate_dimensions=function(a){this.scroller_height=this.$scroll_container.height(),this.scroller_width=this.$scroll_container.width()},j.drag_handler=function(b){b.target.nodeName;if(!this.disabled&&(1===b.which||f)&&!this.ignore_drag(b)){var c=this,d=!0;return this.$player=a(b.currentTarget),this.el_init_pos=this.get_actual_pos(this.$player),this.mouse_init_pos=this.get_mouse_pos(b),this.offsetY=this.mouse_init_pos.top-this.el_init_pos.top,this.$document.on(this.pointer_events.move,function(a){var b=c.get_mouse_pos(a),e=Math.abs(b.left-c.mouse_init_pos.left),f=Math.abs(b.top-c.mouse_init_pos.top);return e>c.options.distance||f>c.options.distance?d?(d=!1,c.on_dragstart.call(c,a),!1):(c.is_dragging===!0&&c.on_dragmove.call(c,a),!1):!1}),f?void 0:!1}},j.on_dragstart=function(a){if(a.preventDefault(),this.is_dragging)return this;this.drag_start=this.is_dragging=!0;var b=this.$container.offset();return this.baseX=Math.round(b.left),this.baseY=Math.round(b.top),this.initial_container_width=this.options.container_width||this.$container.width(),"clone"===this.options.helper?(this.$helper=this.$player.clone().appendTo(this.$container).addClass("helper"),this.helper=!0):this.helper=!1,this.scroll_container_offset_y=this.$scroll_container.scrollTop(),this.scroll_container_offset_x=this.$scroll_container.scrollLeft(),this.scroll_offset_y=0,this.scroll_offset_x=0,this.el_init_offset=this.$player.offset(),this.player_width=this.$player.width(),this.player_height=this.$player.height(),this.set_limits(this.options.container_width),this.options.start&&this.options.start.call(this.$player,a,this.get_drag_data(a)),!1},j.on_dragmove=function(a){var b=this.get_drag_data(a);this.options.autoscroll&&this.manage_scroll(b),this.options.move_element&&(this.helper?this.$helper:this.$player).css({position:"absolute",left:b.position.left,top:b.position.top});var c=this.last_position||b.position;return b.prev_position=c,this.options.drag&&this.options.drag.call(this.$player,a,b),this.last_position=b.position,!1},j.on_dragstop=function(a){var b=this.get_drag_data(a);return this.drag_start=!1,this.options.stop&&this.options.stop.call(this.$player,a,b),this.helper&&this.options.remove_helper&&this.$helper.remove(),!1},j.on_select_start=function(a){return this.disabled||this.ignore_drag(a)?void 0:!1},j.enable=function(){this.disabled=!1},j.disable=function(){this.disabled=!0},j.destroy=function(){this.disable(),this.$container.off(this.ns),this.$document.off(this.ns),d.off(this.ns),a.removeData(this.$container,"drag")},j.ignore_drag=function(b){return this.options.handle?!a(b.target).is(this.options.handle):a.isFunction(this.options.ignore_dragging)?this.options.ignore_dragging(b):a(b.target).is(this.options.ignore_dragging.join(", "))},a.fn.gridDraggable=function(a){return new b(this,a)},a.fn.dragg=function(c){return this.each(function(){a.data(this,"drag")||a.data(this,"drag",new b(this,c))})},b}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery"),require("./jquery.draggable.js"),require("./jquery.collision.js"),require("./jquery.coords.js"),require("./utils.js")):"function"==typeof define&&define.amd?define(["jquery","gridster-draggable","gridster-collision"],b):a.Gridster=b(a.$||a.jQuery,a.GridsterDraggable,a.GridsterCollision)}(this,function(a,b,c){function d(b,c){this.options=a.extend(!0,{},g,c),this.options.draggable=this.options.draggable||{},this.options.draggable=a.extend(!0,{},this.options.draggable,{scroll_container:this.options.scroll_container}),this.$el=a(b),this.$scroll_container=this.options.scroll_container==window?a(window):this.$el.closest(this.options.scroll_container),this.$wrapper=this.$el.parent(),this.$widgets=this.$el.children(this.options.widget_selector).addClass("gs-w"),this.widgets=[],this.$changed=a([]),this.w_queue={},this.min_widget_width=this.options.widget_base_dimensions[0],this.min_widget_height=this.options.widget_base_dimensions[1],this.min_col_count=this.options.min_cols,this.prev_col_count=this.min_col_count,this.is_responsive()&&(this.min_widget_width=this.get_responsive_col_width()),this.generated_stylesheets=[],this.$style_tags=a([]),this.options.auto_init&&this.init()}function e(a){for(var b=["col","row","size_x","size_y"],c={},d=0,e=b.length;e>d;d++){var f=b[d];if(!(f in a))throw new Error("Not exists property `"+f+"`");var g=a[f];if(!g||isNaN(g))throw new Error("Invalid value of `"+f+"` property");c[f]=+g}return c}var f=a(window),g={namespace:"",widget_selector:"li",static_class:"static",widget_margins:[10,10],widget_base_dimensions:[400,225],extra_rows:0,extra_cols:0,min_cols:1,max_cols:1/0,min_rows:15,max_size_x:!1,autogrow_cols:!1,max_rows:15,autogenerate_stylesheet:!0,avoid_overlapped_widgets:!0,auto_init:!0,center_widgets:!1,responsive_breakpoint:!1,scroll_container:window,shift_larger_widgets_down:!0,serialize_params:function(a,b){return{col:b.col,row:b.row,size_x:b.size_x,size_y:b.size_y}},collision:{},draggable:{items:".gs-w:not(.static)",distance:4,ignore_dragging:b.defaults.ignore_dragging.slice(0)},resize:{enabled:!1,axes:["both"],handle_append_to:"",handle_class:"gs-resize-handle",max_size:[1/0,1/0],min_size:[1,1]}};d.defaults=g,d.generated_stylesheets=[],d.sort_by_row_asc=function(b){return b=b.sort(function(b,c){return b.row||(b=a(b).coords().grid,c=a(c).coords().grid),b=e(b),c=e(c),b.row>c.row?1:-1})},d.sort_by_row_and_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row>b.row||a.row===b.row&&a.col>b.col?1:-1})},d.sort_by_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.col>b.col?1:-1})},d.sort_by_row_desc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row+a.size_y<b.row+b.size_y?1:-1})};var h=d.prototype;return h.init=function(){this.options.resize.enabled&&this.setup_resize(),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this.$wrapper.addClass("ready"),this.draggable(),this.options.resize.enabled&&this.resizable(),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),f.bind("resize.gridster",throttle(a.proxy(this.recalculate_faux_grid,this),200))},h.disable=function(){return this.$wrapper.find(".player-revert").removeClass("player-revert"),this.drag_api.disable(),this},h.enable=function(){return this.drag_api.enable(),this},h.disable_resize=function(){return this.$el.addClass("gs-resize-disabled"),this.resize_api.disable(),this},h.enable_resize=function(){return this.$el.removeClass("gs-resize-disabled"),this.resize_api.enable(),this},h.add_widget=function(b,c,d,e,f,g,h,i){var j;c||(c=1),d||(d=1),!e&!f?j=this.next_position(c,d):(j={col:e,row:f,size_x:c,size_y:d},this.empty_cells(e,f,c,d));var k=a(b).attr({"data-col":j.col,"data-row":j.row,"data-sizex":c,"data-sizey":d}).addClass("gs-w").appendTo(this.$el).hide();return this.$widgets=this.$widgets.add(k),this.$changed=this.$changed.add(k),this.register_widget(k),this.add_faux_rows(j.size_y),g&&this.set_widget_max_size(k,g),h&&this.set_widget_min_size(k,h),this.set_dom_grid_width(),this.set_dom_grid_height(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),k.fadeIn({complete:function(){i&&i.call(this)}})},h.set_widget_min_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.min_size_x=b[0],c.min_size_y=b[1],this},h.set_widget_max_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.max_size_x=b[0],c.max_size_y=b[1],this},h.add_resize_handle=function(b){var c=this.options.resize.handle_append_to?a(this.options.resize.handle_append_to,b):b;return 0==c.children("span[class~='"+this.resize_handle_class+"']").length&&a(this.resize_handle_tpl).appendTo(c),this},h.resize_widget=function(a,b,c,d,e){{var f=a.coords().grid,g=f.col;this.options.max_cols}d!==!1&&(d=!0);var h=f.size_y,i=f.col,j=i;if(b||(b=f.size_x),c||(c=f.size_y),d&&i+b-1>this.cols){var k=i+(b-1)-this.cols,l=i-k;j=Math.max(1,l)}c>h&&this.add_faux_rows(Math.max(c-h,0));var m=g+b-1;m>this.cols&&this.add_faux_cols(m-this.cols);var n={col:j,row:f.row,size_x:b,size_y:c};return this.mutate_widget_in_gridmap(a,f,n),this.set_dom_grid_height(),this.set_dom_grid_width(),e&&e.call(this,n.size_x,n.size_y),a},h.expand_widget=function(b,c,d,e,f){var g=b.coords().grid,h=Math.floor((a(window).width()-2*this.options.widget_margins[0])/this.min_widget_width);c=c||Math.min(h,this.cols),d||(d=g.size_y);var i=g.size_y;b.attr("pre_expand_col",g.col),b.attr("pre_expand_sizex",g.size_x),b.attr("pre_expand_sizey",g.size_y);var j=e||1;d>i&&this.add_faux_rows(Math.max(d-i,0));var k={col:j,row:g.row,size_x:c,size_y:d};return this.mutate_widget_in_gridmap(b,g,k),this.set_dom_grid_height(),this.set_dom_grid_width(),f&&f.call(this,k.size_x,k.size_y),b},h.collapse_widget=function(a,b){var c=a.coords().grid,d=parseInt(a.attr("pre_expand_sizex")),e=parseInt(a.attr("pre_expand_sizey")),f=parseInt(a.attr("pre_expand_col")),g={col:f,row:c.row,size_x:d,size_y:e};return this.mutate_widget_in_gridmap(a,c,g),this.set_dom_grid_height(),this.set_dom_grid_width(),b&&b.call(this,g.size_x,g.size_y),a},h.fit_to_content=function(a,b,c,d){var e=a.coords().grid,f=this.$wrapper.width(),g=this.$wrapper.height(),h=this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0],i=this.options.widget_base_dimensions[1]+2*this.options.widget_margins[1],j=Math.ceil((f+2*this.options.widget_margins[0])/h),k=Math.ceil((g+2*this.options.widget_margins[1])/i),l={col:e.col,row:e.row,size_x:Math.min(b,j),size_y:Math.min(c,k)};return this.mutate_widget_in_gridmap(a,e,l),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,l.size_x,l.size_y),a},h.center_widgets=debounce(function(){var b,c=this.$wrapper.width();b=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0];var d=2*Math.floor(Math.max(Math.floor(c/b),this.min_col_count)/2);this.options.min_cols=d,this.options.max_cols=d,this.options.extra_cols=0,this.options.max_size_x=d,this.set_dom_grid_width(d),this.cols=d;var e=(d-this.prev_col_count)/2;return 0>e?(this.get_min_col()>-1*e?this.shift_cols(e):this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)):e>0?(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.shift_cols(e)},this),0)):(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)),this.prev_col_count=d,this},200),h.get_min_col=function(){return Math.min.apply(Math,this.$widgets.map(a.proxy(function(b,c){return this.get_cells_occupied(a(c).coords().grid).cols},this)).get())},h.shift_cols=function(b){var c=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));c=d.sort_by_row_and_col_asc(c),c.each(a.proxy(function(c,d){var e=a(d.el),f=e.coords().grid,g=parseInt(e.attr("data-col")),h={col:Math.max(Math.round(g+b),1),row:f.row,size_x:f.size_x,size_y:f.size_y};setTimeout(a.proxy(function(){this.mutate_widget_in_gridmap(e,f,h)},this),0)},this))},h.resize_widget_dimensions=function(b){b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.min_widget_width=2*this.options.widget_margins[0]+this.options.widget_base_dimensions[0],this.min_widget_height=2*this.options.widget_margins[1]+this.options.widget_base_dimensions[1];this.serialize();return this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this},h.mutate_widget_in_gridmap=function(b,c,d){var e=c.size_y,f=this.get_cells_occupied(c),g=this.get_cells_occupied(d),h=[];a.each(f.cols,function(b,c){-1===a.inArray(c,g.cols)&&h.push(c)});var i=[];a.each(g.cols,function(b,c){-1===a.inArray(c,f.cols)&&i.push(c)});var j=[];a.each(f.rows,function(b,c){-1===a.inArray(c,g.rows)&&j.push(c)});var k=[];if(a.each(g.rows,function(b,c){-1===a.inArray(c,f.rows)&&k.push(c)}),this.remove_from_gridmap(c),i.length){var l=[d.col,d.row,d.size_x,Math.min(e,d.size_y),b];this.empty_cells.apply(this,l)}if(k.length){var m=[d.col,d.row,d.size_x,d.size_y,b];this.empty_cells.apply(this,m)}if(c.col=d.col,c.row=d.row,c.size_x=d.size_x,c.size_y=d.size_y,this.add_to_gridmap(d,b),b.removeClass("player-revert"),b.data("coords").update({width:d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],height:d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1]}),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),h.length){var n=[h[0],d.row,h[h.length-1]-h[0]+1,Math.min(e,d.size_y),b];this.remove_empty_cells.apply(this,n)}if(j.length){var o=[d.col,d.row,d.size_x,d.size_y,b];this.remove_empty_cells.apply(this,o)}return this.move_widget_up(b),this},h.empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c-e,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,d){var f=a(d),g=f.coords().grid;if(g.row<=c+e-1){var h=c+e-g.row;this.move_widget_down(f,h)}},this)),this.set_dom_grid_height(),this},h.remove_empty_cells=function(a,b,c,d,e){this.widgets_below({col:a,row:b,size_x:c,size_y:d});return this.set_dom_grid_height(),this},h.next_position=function(a,b){a||(a=1),b||(b=1);for(var c,e=this.gridmap,f=e.length,g=[],h=1;f>h;h++){c=e[h].length;for(var i=1;c>=i;i++){var j=this.can_move_to({size_x:a,size_y:b},h,i);j&&g.push({col:h,row:i,size_y:b,size_x:a})}}return g.length?d.sort_by_row_and_col_asc(g)[0]:!1},h.remove_by_grid=function(a,b){var c=this.is_widget(a,b);c&&this.remove_widget(c)},h.remove_widget=function(b,c,d){var e=b instanceof a?b:a(b),f=e.coords().grid;a.isFunction(c)&&(d=c,c=!1),this.cells_occupied_by_placeholder={},this.$widgets=this.$widgets.not(e);var g=this.widgets_below(e);return this.remove_from_gridmap(f),e.fadeOut(a.proxy(function(){e.remove(),c||g.each(a.proxy(function(b,c){this.move_widget_up(a(c),f.size_y)},this)),this.set_dom_grid_height(),d&&d.call(this,b)},this)),this},h.remove_all_widgets=function(b){return this.$widgets.each(a.proxy(function(a,c){this.remove_widget(c,!0,b)},this)),this},h.serialize=function(b){b||(b=this.$widgets);var c=[];b.each(a.proxy(function(b,d){"undefined"!=typeof a(d).coords().grid&&c.push(this.options.serialize_params($w,$w.coords().grid))},this))},h.serialize_changed=function(){return this.serialize(this.$changed)},h.dom_to_coords=function(a){return{col:parseInt(a.attr("data-col"),10),row:parseInt(a.attr("data-row"),10),size_x:parseInt(a.attr("data-sizex"),10)||1,size_y:parseInt(a.attr("data-sizey"),10)||1,max_size_x:parseInt(a.attr("data-max-sizex"),10)||!1,max_size_y:parseInt(a.attr("data-max-sizey"),10)||!1,min_size_x:parseInt(a.attr("data-min-sizex"),10)||!1,min_size_y:parseInt(a.attr("data-min-sizey"),10)||!1,el:a}},h.register_widget=function(b){var c=b instanceof a,d=c?this.dom_to_coords(b):b,e=!1;c||(b=d.el);var f=this.can_go_widget_up(d);if(f&&(d.row=f,b.attr("data-row",f),this.$el.trigger("gridster:positionchanged",[d]),e=!0),this.options.avoid_overlapped_widgets&&!this.can_move_to({size_x:d.size_x,size_y:d.size_y},d.col,d.row)){if(!b.hasClass(".disp_ad"))return b.remove(),!1;a.extend(d,this.next_position(d.size_x,d.size_y)),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),e=!0}return b.data("coords",b.coords()),b.data("coords").grid=d,this.add_to_gridmap(d,b),this.options.resize.enabled&&this.add_resize_handle(b),e},h.update_widget_position=function(a,b){return this.for_each_cell_occupied(a,function(a,c){return this.gridmap[a]?void(this.gridmap[a][c]=b):this}),this},h.update_widget_dimensions=function(a,b,c){return a.data("coords").update({width:b,height:c}),this},h.update_widgets_dimensions=function(){return a.each(this.$widgets,a.proxy(function(b,c){var d=a(c).coords().grid,e=d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],f=d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1];this.update_widget_dimensions(a(c),e,f)},this)),this},h.remove_from_gridmap=function(a){return this.update_widget_position(a,!1)},h.add_to_gridmap=function(a,b){this.update_widget_position(a,b||a.el)},h.draggable=function(){var b=this,c=a.extend(!0,{},this.options.draggable,{offset_left:this.options.widget_margins[0],offset_top:this.options.widget_margins[1],container_width:this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0],limit:!0,start:function(c,d){b.$widgets.filter(".player-revert").removeClass("player-revert"),b.$player=a(this),b.$helper=a(d.$helper),b.helper=!b.$helper.is(b.$player),b.on_start_drag.call(b,c,d),b.$el.trigger("gridster:dragstart")},stop:function(a,c){b.on_stop_drag.call(b,a,c),b.$el.trigger("gridster:dragstop")},drag:throttle(function(a,c){b.on_drag.call(b,a,c),b.$el.trigger("gridster:drag")},60)});this.drag_api=this.$el.dragg(c).data("drag")},h.resizable=function(){return this.resize_api=this.$el.gridDraggable({items:"."+this.options.resize.handle_class,offset_left:this.options.widget_margins[0],container_width:this.container_width,move_element:!1,resize:!0,limit:this.options.autogrow_cols?!1:!0,scroll_container:this.options.scroll_container,start:a.proxy(this.on_start_resize,this),stop:a.proxy(function(b,c){delay(a.proxy(function(){this.on_stop_resize(b,c)},this),120)},this),drag:throttle(a.proxy(this.on_resize,this),60)}),this},h.setup_resize=function(){this.resize_handle_class=this.options.resize.handle_class;var b=this.options.resize.axes,c='<span class="'+this.resize_handle_class+" "+this.resize_handle_class+'-{type}" />';return this.resize_handle_tpl=a.map(b,function(a){return c.replace("{type}",a)}).join(""),a.isArray(this.options.draggable.ignore_dragging)&&this.options.draggable.ignore_dragging.push("."+this.resize_handle_class),this},h.on_start_drag=function(b,c){this.$helper.add(this.$player).add(this.$wrapper).addClass("dragging"),this.highest_col=this.get_highest_occupied_cell().col,this.$player.addClass("player"),this.player_grid_data=this.$player.coords().grid,this.placeholder_grid_data=a.extend({},this.player_grid_data),this.set_dom_grid_height(this.$el.height()+this.player_grid_data.size_y*this.min_widget_height),this.set_dom_grid_width(this.cols);var d=this.player_grid_data.size_x,e=this.cols-this.highest_col;this.options.autogrow_cols&&d>=e&&this.add_faux_cols(Math.min(d-e,1));var f=this.faux_grid,g=this.$player.data("coords").coords;this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.last_cols=[],this.last_rows=[],this.collision_api=this.$helper.collision(f,this.options.collision),this.$preview_holder=a("<"+this.$player.get(0).tagName+" />",{"class":"preview-holder","data-row":this.$player.attr("data-row"),"data-col":this.$player.attr("data-col"),css:{width:g.width,height:g.height}}).appendTo(this.$el),this.options.draggable.start&&this.options.draggable.start.call(this,b,c)},h.on_drag=function(a,b){if(null===this.$player)return!1;var c={left:b.position.left+this.baseX,top:b.position.top+this.baseY};if(this.options.autogrow_cols){var d=this.placeholder_grid_data.col+this.placeholder_grid_data.size_x-1;d>=this.cols-1&&this.options.max_cols>=this.cols+1&&(this.add_faux_cols(1),this.set_dom_grid_width(this.cols+1),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])),this.collision_api.set_colliders(this.faux_grid)}this.colliders_data=this.collision_api.get_closest_colliders(c),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.helper&&this.$player&&this.$player.css({left:b.position.left,top:b.position.top}),this.options.draggable.drag&&this.options.draggable.drag.call(this,a,b)},h.on_stop_drag=function(a,b){this.$helper.add(this.$player).add(this.$wrapper).removeClass("dragging"),b.position.left=b.position.left+this.baseX,b.position.top=b.position.top+this.baseY,this.colliders_data=this.collision_api.get_closest_colliders(b.position),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.$player.addClass("player-revert").removeClass("player").attr({"data-col":this.placeholder_grid_data.col,"data-row":this.placeholder_grid_data.row}).css({left:"",top:""}),this.$changed=this.$changed.add(this.$player),this.cells_occupied_by_player=this.get_cells_occupied(this.placeholder_grid_data),this.set_cells_player_occupies(this.placeholder_grid_data.col,this.placeholder_grid_data.row),this.$player.coords().grid.row=this.placeholder_grid_data.row,this.$player.coords().grid.col=this.placeholder_grid_data.col,this.options.draggable.stop&&this.options.draggable.stop.call(this,a,b),this.$preview_holder.remove(),this.$player=null,this.$helper=null,this.placeholder_grid_data={},this.player_grid_data={},this.cells_occupied_by_placeholder={},this.cells_occupied_by_player={},this.w_queue={},this.set_dom_grid_height(),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.on_start_resize=function(b,c){this.$resized_widget=c.$player.closest(".gs-w"),this.resize_coords=this.$resized_widget.coords(),this.resize_wgd=this.resize_coords.grid,this.resize_initial_width=this.resize_coords.coords.width,this.resize_initial_height=this.resize_coords.coords.height,this.resize_initial_sizex=this.resize_coords.grid.size_x,this.resize_initial_sizey=this.resize_coords.grid.size_y,this.resize_initial_col=this.resize_coords.grid.col,this.resize_last_sizex=this.resize_initial_sizex,this.resize_last_sizey=this.resize_initial_sizey,this.resize_max_size_x=Math.min(this.resize_wgd.max_size_x||this.options.resize.max_size[0],this.options.max_cols-this.resize_initial_col+1),this.resize_max_size_y=this.resize_wgd.max_size_y||this.options.resize.max_size[1],this.resize_min_size_x=this.resize_wgd.min_size_x||this.options.resize.min_size[0]||1,this.resize_min_size_y=this.resize_wgd.min_size_y||this.options.resize.min_size[1]||1,this.resize_initial_last_col=this.get_highest_occupied_cell().col,this.set_dom_grid_width(this.cols),this.resize_dir={right:c.$player.is("."+this.resize_handle_class+"-x"),bottom:c.$player.is("."+this.resize_handle_class+"-y")},this.is_responsive()||this.$resized_widget.css({"min-width":this.options.widget_base_dimensions[0],"min-height":this.options.widget_base_dimensions[1]});var d=this.$resized_widget.get(0).tagName;this.$resize_preview_holder=a("<"+d+" />",{"class":"preview-holder resize-preview-holder","data-row":this.$resized_widget.attr("data-row"),"data-col":this.$resized_widget.attr("data-col"),css:{width:this.resize_initial_width,height:this.resize_initial_height}}).appendTo(this.$el),this.$resized_widget.addClass("resizing"),this.options.resize.start&&this.options.resize.start.call(this,b,c,this.$resized_widget),
-this.$el.trigger("gridster:resizestart")},h.on_stop_resize=function(b,c){this.$resized_widget.removeClass("resizing").css({width:"",height:"","min-width":"","min-height":""}),delay(a.proxy(function(){this.$resize_preview_holder.remove().css({"min-width":"","min-height":""}),this.options.resize.stop&&this.options.resize.stop.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestop")},this),300),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width)},h.on_resize=function(a,b){var c,d=b.pointer.diff_left,e=b.pointer.diff_top,f=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0],g=this.options.widget_base_dimensions[1],h=this.options.widget_margins[0],i=this.options.widget_margins[1],j=this.resize_max_size_x,k=this.resize_min_size_x,l=this.resize_max_size_y,m=this.resize_min_size_y,n=this.options.autogrow_cols,o=Math.ceil(d/(f+2*h)-.2),p=Math.ceil(e/(g+2*i)-.2),q=Math.max(1,this.resize_initial_sizex+o),r=Math.max(1,this.resize_initial_sizey+p),s=Math.floor(this.container_width/this.min_widget_width-this.resize_initial_col+1),t=s*this.min_widget_width+(s-1)*h;if(q=Math.max(Math.min(q,j),k),q=Math.min(s,q),c=j*f+(q-1)*h,max_width=Math.min(c,t),min_width=k*f+(q-1)*h,r=Math.max(Math.min(r,l),m),max_height=l*g+(r-1)*i,min_height=m*g+(r-1)*i,this.resize_dir.right?r=this.resize_initial_sizey:this.resize_dir.bottom&&(q=this.resize_initial_sizex),n){var u=this.resize_initial_col+q-1;n&&this.resize_initial_last_col<=u&&(this.set_dom_grid_width(Math.max(u+1,this.cols)),this.cols<u&&this.add_faux_cols(u-this.cols))}var v={};!this.resize_dir.bottom&&(v.width=Math.max(Math.min(this.resize_initial_width+d,max_width),min_width)),!this.resize_dir.right&&(v.height=Math.max(Math.min(this.resize_initial_height+e,max_height),min_height)),this.$resized_widget.css(v),(q!==this.resize_last_sizex||r!==this.resize_last_sizey)&&(this.resize_widget(this.$resized_widget,q,r,!1),this.set_dom_grid_width(this.cols),this.$resize_preview_holder.css({width:"",height:""}).attr({"data-row":this.$resized_widget.attr("data-row"),"data-sizex":q,"data-sizey":r})),this.options.resize.resize&&this.options.resize.resize.call(this,a,b,this.$resized_widget),this.$el.trigger("gridster:resize"),this.resize_last_sizex=q,this.resize_last_sizey=r},h.on_overlapped_column_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_columns(this.colliders_data[0].el.data.col),f=this.last_cols.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_cols)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_cols[d],e)&&(c||a.noop).call(this,this.last_cols[d]);return this.last_cols=e,this},h.on_overlapped_row_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_rows(this.colliders_data[0].el.data.row),f=this.last_rows.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_rows)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_rows[d],e)&&(c||a.noop).call(this,this.last_rows[d]);this.last_rows=e},h.set_player=function(b,c,d){var e=this,f=!1;d||this.empty_cells_player_occupies();var g=d?{col:b}:e.colliders_data[0].el.data,h=g.col,i=g.row||c;this.player_grid_data={col:h,row:i,size_y:this.player_grid_data.size_y,size_x:this.player_grid_data.size_x},this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data);var j=this.get_widgets_overlapped(this.player_grid_data),k=this.player_grid_data.size_y,l=this.player_grid_data.size_x,m=this.cells_occupied_by_placeholder,n=this;if(j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,g=m.cols[0]+l-1,o=m.rows[0]+k-1;if(d.hasClass(n.options.static_class))return!0;if(e.size_x<=l&&e.size_y<=k)if(n.is_swap_occupied(m.cols[0],e.row,e.size_x,e.size_y)||n.is_player_in(m.cols[0],e.row)||n.is_in_queue(m.cols[0],e.row,d))if(n.is_swap_occupied(g,e.row,e.size_x,e.size_y)||n.is_player_in(g,e.row)||n.is_in_queue(g,e.row,d))if(n.is_swap_occupied(e.col,m.rows[0],e.size_x,e.size_y)||n.is_player_in(e.col,m.rows[0])||n.is_in_queue(e.col,m.rows[0],d))if(n.is_swap_occupied(e.col,o,e.size_x,e.size_y)||n.is_player_in(e.col,o)||n.is_in_queue(e.col,o,d))if(n.is_swap_occupied(m.cols[0],m.rows[0],e.size_x,e.size_y)||n.is_player_in(m.cols[0],m.rows[0])||n.is_in_queue(m.cols[0],m.rows[0],d))for(var p=0;l>p;p++)for(var q=0;k>q;q++){var r=m.cols[0]+p,s=m.rows[0]+q;if(!n.is_swap_occupied(r,s,e.size_x,e.size_y)&&!n.is_player_in(r,s)&&!n.is_in_queue(r,s,d)){f=n.queue_widget(r,s,d),p=l;break}}else f=n.queue_widget(m.cols[0],m.rows[0],d);else f=n.queue_widget(e.col,o,d);else f=n.queue_widget(e.col,m.rows[0],d);else f=n.queue_widget(g,e.row,d);else f=n.queue_widget(m.cols[0],e.row,d);else n.options.shift_larger_widgets_down&&!f&&j.each(a.proxy(function(b,c){{var d=a(c);d.coords().grid}n.can_go_down(d)&&(n.move_widget_down(d,n.player_grid_data.size_y),n.set_placeholder(h,i))}));n.clean_up_changed()})),f&&this.can_placeholder_be_set(h,i,l,k)){for(var o in this.w_queue){var b=parseInt(o.split("_")[0]),c=parseInt(o.split("_")[1]);"full"!=this.w_queue[o]&&this.new_move_widget_to(this.w_queue[o],b,c)}this.set_placeholder(h,i)}if(!j.length){var p=this.can_go_player_up(this.player_grid_data);p!==!1&&(i=p),this.can_placeholder_be_set(h,i,l,k)&&this.set_placeholder(h,i)}return this.w_queue={},{col:h,row:i}},h.is_swap_occupied=function(a,b,c,d){for(var e=!1,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=h+"_"+i;if(this.is_occupied(h,i))e=!0;else if(j in this.w_queue){if("full"==this.w_queue[j]){e=!0;continue}$tw=this.w_queue[j],tgd=$tw.coords().grid,this.is_widget_under_player(tgd.col,tgd.row)||delete this.w_queue[j]}i>parseInt(this.options.max_rows)&&(e=!0),h>parseInt(this.options.max_cols)&&(e=!0),this.is_player_in(h,i)&&(e=!0)}return e},h.can_placeholder_be_set=function(a,b,c,d){for(var e=!0,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=this.is_widget(h,i);i>parseInt(this.options.max_rows)&&(e=!1),h>parseInt(this.options.max_cols)&&(e=!1),this.is_occupied(h,i)&&!this.is_widget_queued_and_can_move(j)&&(e=!1)}return e},h.queue_widget=function(a,b,c){var d=c,e=d.coords().grid,f=a+"_"+b;if(f in this.w_queue)return!1;this.w_queue[f]=d;for(var g=0;g<e.size_x;g++)for(var h=0;h<e.size_y;h++){var i=a+g,j=b+h,k=i+"_"+j;k!=f&&(this.w_queue[k]="full")}return!0},h.is_widget_queued_and_can_move=function(a){var b=!1;if(a===!1)return!1;for(var c in this.w_queue)if("full"!=this.w_queue[c]&&this.w_queue[c].attr("data-col")==a.attr("data-col")&&this.w_queue[c].attr("data-row")==a.attr("data-row")){b=!0;for(var d=this.w_queue[c],e=parseInt(c.split("_")[0]),f=parseInt(c.split("_")[1]),g=d.coords().grid,h=0;h<g.size_x;h++)for(var i=0;i<g.size_y;i++){var j=e+h,k=f+i;this.is_player_in(j,k)&&(b=!1)}}return b},h.is_in_queue=function(a,b,c){var d=!1,e=a+"_"+b;return e in this.w_queue&&("full"==this.w_queue[e]?d=!0:($tw=this.w_queue[e],tgd=$tw.coords().grid,this.is_widget_under_player(tgd.col,tgd.row)?this.w_queue[e].attr("data-col")==c.attr("data-col")&&this.w_queue[e].attr("data-row")==c.attr("data-row")?(delete this.w_queue[e],d=!1):d=!0:(delete this.w_queue[e],d=!1))),d},h.widgets_constraints=function(b){var c,e=a([]),f=[],g=[];return b.each(a.proxy(function(b,c){var d=a(c),h=d.coords().grid;this.can_go_widget_up(h)?(e=e.add(d),f.push(h)):g.push(h)},this)),c=b.not(e),{can_go_up:d.sort_by_row_asc(f),can_not_go_up:d.sort_by_row_desc(g)}},h.manage_movements=function(b,c,d){return a.each(b,a.proxy(function(a,b){var e=b,f=e.el,g=this.can_go_widget_up(e);if(g)this.move_widget_to(f,g),this.set_placeholder(c,g+e.size_y);else{var h=this.can_go_player_up(this.player_grid_data);if(!h){var i=d+this.player_grid_data.size_y-e.row;this.can_go_down(f)&&(console.log("In Move Down!"),this.move_widget_down(f,i),this.set_placeholder(c,d))}}},this)),this},h.is_player=function(a,b){if(b&&!this.gridmap[a])return!1;var c=b?this.gridmap[a][b]:a;return c&&(c.is(this.$player)||c.is(this.$helper))},h.is_player_in=function(b,c){var d=this.cells_occupied_by_player||{};return a.inArray(b,d.cols)>=0&&a.inArray(c,d.rows)>=0},h.is_placeholder_in=function(b,c){var d=this.cells_occupied_by_placeholder||{};return this.is_placeholder_in_col(b)&&a.inArray(c,d.rows)>=0},h.is_placeholder_in_col=function(b){var c=this.cells_occupied_by_placeholder||[];return a.inArray(b,c.cols)>=0},h.is_empty=function(a,b){return"undefined"!=typeof this.gridmap[a]?"undefined"!=typeof this.gridmap[a][b]&&this.gridmap[a][b]===!1?!0:!1:!0},h.is_occupied=function(a,b){return this.gridmap[a]&&this.gridmap[a][b]?!0:!1},h.is_widget=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c?c:!1):!1},h.is_static=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c&&c.hasClass(this.options.static_class)?!0:!1):!1},h.is_widget_under_player=function(a,b){return this.is_widget(a,b)?this.is_player_in(a,b):!1},h.get_widgets_under_player=function(b){b||(b=this.cells_occupied_by_player||{cols:[],rows:[]});var c=a([]);return a.each(b.cols,a.proxy(function(d,e){a.each(b.rows,a.proxy(function(a,b){this.is_widget(e,b)&&(c=c.add(this.gridmap[e][b]))},this))},this)),c},h.set_placeholder=function(b,c){var d=a.extend({},this.placeholder_grid_data),e=this.widgets_below({col:d.col,row:d.row,size_y:d.size_y,size_x:d.size_x}),f=b+d.size_x-1;f>this.cols&&(b-=f-b);var g=this.placeholder_grid_data.row<c,h=this.placeholder_grid_data.col!==b;this.placeholder_grid_data.col=b,this.placeholder_grid_data.row=c,this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.$preview_holder.attr({"data-row":c,"data-col":b}),(g||h)&&e.each(a.proxy(function(b,c){$w=a(c),wgd=$w.coords().grid;var d=this.can_go_widget_up(wgd);d&&this.move_widget_to($w,d)},this));var i=this.get_widgets_under_player(this.cells_occupied_by_placeholder);i.length&&i.each(a.proxy(function(b,e){var f=a(e);this.move_widget_down(f,c+d.size_y-f.data("coords").grid.row)},this))},h.can_go_player_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4,f=this.get_widgets_under_player();return this.for_each_column_occupied(a,function(a){var g=this.gridmap[a],h=b+1;for(d[a]=[];--h>0&&(this.is_empty(a,h)||this.is_player(a,h)||this.is_widget(a,h)&&g[h].is(f));)d[a].push(h),e=e>h?h:e;return 0===d[a].length?(c=!1,!0):void d[a].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.can_go_widget_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4;return this.for_each_column_occupied(a,function(f){var g=this.gridmap[f];d[f]=[];for(var h=b+1;--h>0&&(!this.is_widget(f,h)||this.is_player_in(f,h)||g[h].is(a.el));)this.is_player(f,h)||this.is_placeholder_in(f,h)||this.is_player_in(f,h)||d[f].push(h),e>h&&(e=h);return 0===d[f].length?(c=!1,!0):void d[f].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.get_valid_rows=function(b,c,d){for(var e=b.row,f=b.row+b.size_y-1,g=b.size_y,h=d-1,i=[];++h<=f;){var j=!0;if(a.each(c,function(b,c){a.isArray(c)&&-1===a.inArray(h,c)&&(j=!1)}),j===!0&&(i.push(h),i.length===g))break}var k=!1;return 1===g?i[0]!==e&&(k=i[0]||!1):i[0]!==e&&(k=this.get_consecutive_numbers_index(i,g)),k},h.get_consecutive_numbers_index=function(a,b){for(var c=a.length,d=[],e=!0,f=-1,g=0;c>g;g++){if(e||a[g]===f+1){if(d.push(g),d.length===b)break;e=!1}else d=[],e=!0;f=a[g]}return d.length>=b?a[d[0]]:!1},h.get_widgets_overlapped=function(){var b=a([]),c=[],d=this.cells_occupied_by_player.rows.slice(0);return d.reverse(),a.each(this.cells_occupied_by_player.cols,a.proxy(function(e,f){a.each(d,a.proxy(function(d,e){if(!this.gridmap[f])return!0;var g=this.gridmap[f][e];this.is_occupied(f,e)&&!this.is_player(g)&&-1===a.inArray(g,c)&&(b=b.add(g),c.push(g))},this))},this)),b},h.on_start_overlapping_column=function(a){this.set_player(a,!1)},h.on_start_overlapping_row=function(a){this.set_player(!1,a)},h.on_stop_overlapping_column=function(a){var b=this;this.options.shift_larger_widgets_down&&this.for_each_widget_below(a,this.cells_occupied_by_player.rows[0],function(a,c){b.move_widget_up(this,b.player_grid_data.size_y)})},h.on_stop_overlapping_row=function(a){var b=this,c=this.cells_occupied_by_player.cols;if(this.options.shift_larger_widgets_down)for(var d=0,e=c.length;e>d;d++)this.for_each_widget_below(c[d],a,function(a,c){console.log("from_on_stop_overlapping_row"),b.move_widget_up(this,b.player_grid_data.size_y)})},h.new_move_widget_to=function(a,b,c){var d=a.coords().grid;return this.remove_from_gridmap(d),d.row=c,d.col=b,this.add_to_gridmap(d),a.attr("data-row",c),a.attr("data-col",b),this.update_widget_position(d,a),this.$changed=this.$changed.add(a),this},h.move_widget=function(a,b,c,d){var e=a.coords().grid,f={col:b,row:c,size_x:e.size_x,size_y:e.size_y};return this.mutate_widget_in_gridmap(a,e,f),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,f.col,f.row),a},h.move_widget_to=function(b,c){var d=this,e=b.coords().grid,f=(c-e.row,this.widgets_below(b)),g=this.can_move_to(e,e.col,c,b);return g===!1?!1:(this.remove_from_gridmap(e),e.row=c,this.add_to_gridmap(e),b.attr("data-row",c),this.$changed=this.$changed.add(b),f.each(function(b,c){var e=a(c),f=e.coords().grid,g=d.can_go_widget_up(f);g&&g!==f.row&&d.move_widget_to(e,g)}),this)},h.move_widget_up=function(b,c){var d=b.coords().grid,e=d.row,f=[];return c||(c=1),this.can_go_up(b)?void this.for_each_column_occupied(d,function(d){if(-1===a.inArray(b,f)){var g=b.coords().grid,h=e-c;if(h=this.can_go_up_to_row(g,d,h),!h)return!0;{this.widgets_below(b)}this.remove_from_gridmap(g),g.row=h,this.add_to_gridmap(g),b.attr("data-row",g.row),this.$changed=this.$changed.add(b),f.push(b)}}):!1},h.move_widget_down=function(b,c){var d,e,f,g;if(0>=c)return!1;if(d=b.coords().grid,e=d.row,f=[],g=c,!b)return!1;if(-1===a.inArray(b,f)){var h=b.coords().grid,i=e+c,j=this.widgets_below(b);this.remove_from_gridmap(h),j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.displacement_diff(e,h,g);f>0&&this.move_widget_down(d,f)},this)),h.row=i,this.update_widget_position(h,b),b.attr("data-row",h.row),this.$changed=this.$changed.add(b),f.push(b)}},h.can_go_up_to_row=function(b,c,d){var e,f=this.gridmap,g=!0,h=[],i=b.row;if(this.for_each_column_occupied(b,function(a){f[a];for(h[a]=[],e=i;e--&&this.is_empty(a,e)&&!this.is_placeholder_in(a,e);)h[a].push(e);return h[a].length?void 0:(g=!1,!0)}),!g)return!1;for(e=d,e=1;i>e;e++){for(var j=!0,k=0,l=h.length;l>k;k++)h[k]&&-1===a.inArray(e,h[k])&&(j=!1);if(j===!0){g=e;break}}return g},h.displacement_diff=function(a,b,c){var d=a.row,e=[],f=b.row+b.size_y;this.for_each_column_occupied(a,function(a){for(var b=0,c=f;d>c;c++)this.is_empty(a,c)&&(b+=1);e.push(b)});var g=Math.max.apply(Math,e);return c-=g,c>0?c:0},h.widgets_below=function(b){var c=a.isPlainObject(b)?b:b.coords().grid,e=this,f=(this.gridmap,c.row+c.size_y-1),g=a([]);return this.for_each_column_occupied(c,function(b){e.for_each_widget_below(b,f,function(b,c){return e.is_player(this)||-1!==a.inArray(this,g)?void 0:(g=g.add(this),!0)})}),d.sort_by_row_asc(g)},h.set_cells_player_occupies=function(a,b){return this.remove_from_gridmap(this.placeholder_grid_data),this.placeholder_grid_data.col=a,this.placeholder_grid_data.row=b,this.add_to_gridmap(this.placeholder_grid_data,this.$player),this},h.empty_cells_player_occupies=function(){return this.remove_from_gridmap(this.placeholder_grid_data),this},h.can_go_down=function(b){var c=!0,d=this;return b.hasClass(this.options.static_class)&&(c=!1),this.widgets_below(b).each(function(){a(this).hasClass(d.options.static_class)&&(c=!1)}),c},h.can_go_up=function(a){var b=a.coords().grid,c=b.row,d=c-1,e=(this.gridmap,!0);return 1===c?!1:(this.for_each_column_occupied(b,function(a){this.is_widget(a,d);return this.is_occupied(a,d)||this.is_player(a,d)||this.is_placeholder_in(a,d)||this.is_player_in(a,d)?(e=!1,!0):void 0}),e)},h.can_move_to=function(a,b,c,d){var e=(this.gridmap,a.el),f={size_y:a.size_y,size_x:a.size_x,col:b,row:c},g=!0,h=b+a.size_x-1;return h>this.cols?!1:d&&d<c+a.size_y-1?!1:(this.for_each_cell_occupied(f,function(b,c){var d=this.is_widget(b,c);!d||a.el&&!d.is(e)||(g=!1)}),g)},h.get_targeted_columns=function(a){for(var b=(a||this.player_grid_data.col)+(this.player_grid_data.size_x-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_targeted_rows=function(a){for(var b=(a||this.player_grid_data.row)+(this.player_grid_data.size_y-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_cells_occupied=function(b){var c,d={cols:[],rows:[]};for(arguments[1]instanceof a&&(b=arguments[1].coords().grid),c=0;c<b.size_x;c++){var e=b.col+c;d.cols.push(e)}for(c=0;c<b.size_y;c++){var f=b.row+c;d.rows.push(f)}return d},h.for_each_cell_occupied=function(a,b){return this.for_each_column_occupied(a,function(c){this.for_each_row_occupied(a,function(a){b.call(this,c,a)})}),this},h.for_each_column_occupied=function(a,b){for(var c=0;c<a.size_x;c++){var d=a.col+c;b.call(this,d,a)}},h.for_each_row_occupied=function(a,b){for(var c=0;c<a.size_y;c++){var d=a.row+c;b.call(this,d,a)}},h.clean_up_changed=function(){$gr=this,$gr.$changed.each(function(){$gr.options.shift_larger_widgets_down&&$gr.move_widget_up(a(this))})},h._traversing_widgets=function(b,c,d,e,f){var g=this.gridmap;if(g[d]){var h,i,j=b+"/"+c;if(arguments[2]instanceof a){var k=arguments[2].coords().grid;d=k.col,e=k.row,f=arguments[3]}var l=[],m=e,n={"for_each/above":function(){for(;m--&&!(m>0&&this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]),h)););},"for_each/below":function(){for(m=e+1,i=g[d].length;i>m;m++)this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]))}};n[j]&&n[j].call(this)}},h.for_each_widget_above=function(a,b,c){return this._traversing_widgets("for_each","above",a,b,c),this},h.for_each_widget_below=function(a,b,c){return this._traversing_widgets("for_each","below",a,b,c),this},h.get_highest_occupied_cell=function(){for(var a,b=this.gridmap,c=b[1].length,d=[],e=[],f=b.length-1;f>=1;f--)for(a=c-1;a>=1;a--)if(this.is_widget(f,a)){d.push(a),e.push(f);break}return{col:Math.max.apply(Math,e),row:Math.max.apply(Math,d)}},h.get_widgets_from=function(b,c){var d=(this.gridmap,a());return b&&(d=d.add(this.$widgets.filter(function(){var c=a(this).attr("data-col");return c===b||c>b}))),c&&(d=d.add(this.$widgets.filter(function(){var b=a(this).attr("data-row");return b===c||b>c}))),d},h.set_dom_grid_height=function(a){if("undefined"==typeof a){var b=this.get_highest_occupied_cell().row;a=(b+1)*this.options.widget_margins[1]+b*this.min_widget_height}return this.container_height=a,this.$el.css("height",this.container_height),this},h.set_dom_grid_width=function(a){"undefined"==typeof a&&(a=this.get_highest_occupied_cell().col);var b=this.options.autogrow_cols?this.options.max_cols:this.cols;return a=Math.min(b,Math.max(a,this.options.min_cols)),this.container_width=(a+1)*this.options.widget_margins[0]+a*this.min_widget_width,this.is_responsive()?(this.$el.css({"min-width":"100vw","max-width":"100vw"}),this):(this.$el.css("width",this.container_width),this)},h.is_responsive=function(){return this.options.autogenerate_stylesheet&&"auto"===this.options.widget_base_dimensions[0]&&this.options.max_cols!==1/0},h.get_responsive_col_width=function(){var a=this.cols||this.options.max_cols;return(this.$el.width()-(a+1)*this.options.widget_margins[0])/a},h.resize_responsive_layout=function(){return this.min_widget_width=this.get_responsive_col_width(),this.generate_stylesheet(),this.update_widgets_dimensions(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this},h.toggle_collapsed_grid=function(a,b){return a?(this.$widgets.css({"margin-top":b.widget_margins[0],"margin-bottom":b.widget_margins[0],"min-height":b.widget_base_dimensions[1]}),this.$el.addClass("collapsed"),this.resize_api&&this.disable_resize(),this.drag_api&&this.disable()):(this.$widgets.css({"margin-top":"auto","margin-bottom":"auto","min-height":"auto"}),this.$el.removeClass("collapsed"),this.resize_api&&this.enable_resize(),this.drag_api&&this.enable()),this},h.generate_stylesheet=function(b){var c,e="",f=this.options.max_size_x||this.cols,g=this.is_responsive()&&this.options.responsive_breakpoint&&a(window).width()<this.options.responsive_breakpoint;b||(b={}),b.cols||(b.cols=this.cols),b.rows||(b.rows=this.rows),b.namespace||(b.namespace=this.options.namespace),b.widget_base_dimensions||(b.widget_base_dimensions=this.options.widget_base_dimensions),b.widget_margins||(b.widget_margins=this.options.widget_margins),this.is_responsive()&&(b.widget_base_dimensions=[this.get_responsive_col_width(),b.widget_base_dimensions[1]],this.toggle_collapsed_grid(g,b));var h=a.param(b);if(a.inArray(h,d.generated_stylesheets)>=0)return!1;for(this.generated_stylesheets.push(h),d.generated_stylesheets.push(h),c=1;c<=b.cols+1;c++)e+=b.namespace+' [data-col="'+c+'"] { left:'+(g?this.options.widget_margins[0]:c*b.widget_margins[0]+(c-1)*b.widget_base_dimensions[0])+"px; }\n";for(c=1;c<=b.rows+1;c++)e+=b.namespace+' [data-row="'+c+'"] { 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this.rows=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.add_faux_cols=function(a){a=window.parseInt(a,10);var b=this.cols,c=b+parseInt(a||1);c=Math.min(c,this.options.max_cols);for(var d=b+1;c>=d;d++)for(var e=this.rows;e>=1;e--)this.add_faux_cell(e,d);return this.cols=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.recalculate_faux_grid=function(){var b=this.$wrapper.width();return this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,a.each(this.faux_grid,a.proxy(function(a,b){this.faux_grid[a]=b.update({left:this.baseX+(b.data.col-1)*this.min_widget_width,top:this.baseY+(b.data.row-1)*this.min_widget_height})},this)),this.is_responsive()&&this.resize_responsive_layout(),this.options.center_widgets&&this.center_widgets(),this},h.resize_widget_dimensions=function(b){return b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this},h.get_widgets_from_DOM=function(){var b=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));b=d.sort_by_row_and_col_asc(b);var c=a(b).map(a.proxy(function(a,b){return this.register_widget(b)||null},this));return c.length&&this.$el.trigger("gridster:positionschanged"),this},h.set_num_columns=function(b){var c=this.options.max_cols,d=Math.floor(b/(this.min_widget_width+this.options.widget_margins[0]))+this.options.extra_cols,e=this.$widgets.map(function(){return a(this).attr("data-col")}).get();e.length||(e=[0]);var f=Math.max.apply(Math,e);this.cols=Math.max(f,d,this.options.min_cols),c!==1/0&&c>=f&&c<this.cols&&(this.cols=c),this.drag_api&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.generate_grid_and_stylesheet=function(){var b=this.$wrapper.width();this.set_num_columns(b);var c=this.options.extra_rows;return this.$widgets.each(function(b,d){c+=+a(d).attr("data-sizey")}),this.rows=this.options.max_rows,this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this.generate_faux_grid(this.rows,this.cols)},h.destroy=function(b){return this.$el.removeData("gridster"),a.each(this.$widgets,function(){a(this).removeData("coords")}),f.unbind(".gridster"),this.drag_api&&this.drag_api.destroy(),this.resize_api&&this.resize_api.destroy(),this.$widgets.each(function(b,c){a(c).coords().destroy()}),this.resize_api&&this.resize_api.destroy(),this.remove_style_tags(),b&&this.$el.remove(),this},a.fn.gridster=function(b){return this.each(function(){var c=a(this);c.data("gridster")||c.data("gridster",new d(this,b))})},d});
\ No newline at end of file
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q={area:p,area_coords:o,region:n,coords:l,player_coords:i,el:j};c.options.on_overlap&&c.options.on_overlap.call(this,q),e.push(k),f.push(q)}}}}return(c.options.on_overlap_stop||c.options.on_overlap_start)&&this.manage_colliders_start_stop(e,c.options.on_overlap_start,c.options.on_overlap_stop),this.last_colliders_coords=e,f},e.get_closest_colliders=function(a){var b=this.find_collisions(a);return b.sort(function(a,b){return"C"===a.region&&"C"===b.region?a.coords.y1<b.coords.y1||a.coords.x1<b.coords.x1?-1:1:(a.area<b.area,1)}),b},e.set_colliders=function(b){"string"==typeof b||b instanceof a?this.$colliders=a(b,this.options.colliders_context).not(this.$element):this.colliders=a(b)},a.fn.collision=function(a,b){return new c(this,a,b)},c}),function(a,b){a.delay=function(a,b){var c=Array.prototype.slice.call(arguments,2);return setTimeout(function(){return a.apply(null,c)},b)},a.debounce=function(a,b,c){var d;return function(){var e=this,f=arguments,g=function(){d=null,c||a.apply(e,f)};c&&!d&&a.apply(e,f),clearTimeout(d),d=setTimeout(g,b)}},a.throttle=function(a,b){var c,d,e,f,g,h,i=debounce(function(){g=f=!1},b);return function(){c=this,d=arguments;var j=function(){e=null,g&&a.apply(c,d),i()};return e||(e=setTimeout(j,b)),f?g=!0:h=a.apply(c,d),i(),f=!0,h}}}(window),function(a,b){"use strict";"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-draggable",["jquery"],b):a.GridsterDraggable=b(a.$||a.jQuery)}(this,function(a){function b(b,d){this.options=a.extend({},c,d),this.$document=a(document),this.$container=a(b),this.$scroll_container=this.options.scroll_container===window?a(window):this.$container.closest(this.options.scroll_container),this.is_dragging=!1,this.player_min_left=0+this.options.offset_left,this.id=i(),this.ns=".gridster-draggable-"+this.id,this.init()}var c={items:"li",distance:1,limit:!0,offset_left:0,autoscroll:!0,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON"],handle:null,container_width:0,move_element:!0,helper:!1,remove_helper:!0},d=a(window),e={x:"left",y:"top"},f=!!("ontouchstart"in window),g=function(a){return a.charAt(0).toUpperCase()+a.slice(1)},h=0,i=function(){return++h+""};b.defaults=c;var j=b.prototype;return j.init=function(){var b=this.$container.css("position");this.calculate_dimensions(),this.$container.css("position","static"===b?"relative":b),this.disabled=!1,this.events(),d.bind(this.nsEvent("resize"),throttle(a.proxy(this.calculate_dimensions,this),200))},j.nsEvent=function(a){return(a||"")+this.ns},j.events=function(){this.pointer_events={start:this.nsEvent("touchstart")+" "+this.nsEvent("mousedown"),move:this.nsEvent("touchmove")+" "+this.nsEvent("mousemove"),end:this.nsEvent("touchend")+" "+this.nsEvent("mouseup")},this.$container.on(this.nsEvent("selectstart"),a.proxy(this.on_select_start,this)),this.$container.on(this.pointer_events.start,this.options.items,a.proxy(this.drag_handler,this)),this.$document.on(this.pointer_events.end,a.proxy(function(a){this.is_dragging=!1,this.disabled||(this.$document.off(this.pointer_events.move),this.drag_start&&this.on_dragstop(a))},this))},j.get_actual_pos=function(a){return a.position()},j.get_mouse_pos=function(a){if(a.originalEvent&&a.originalEvent.touches){var b=a.originalEvent;a=b.touches.length?b.touches[0]:b.changedTouches[0]}return{left:a.clientX,top:a.clientY}},j.get_offset=function(a){a.preventDefault();var b=this.get_mouse_pos(a),c=Math.round(b.left-this.mouse_init_pos.left),d=Math.round(b.top-this.mouse_init_pos.top),e=Math.round(this.el_init_offset.left+c-this.baseX+this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),f=Math.round(this.el_init_offset.top+d-this.baseY+this.$scroll_container.scrollTop()-this.scroll_container_offset_y);return this.options.limit&&(e>this.player_max_left?e=this.player_max_left:e<this.player_min_left&&(e=this.player_min_left)),{position:{left:e,top:f},pointer:{left:b.left,top:b.top,diff_left:c+(this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),diff_top:d+(this.$scroll_container.scrollTop()-this.scroll_container_offset_y)}}},j.get_drag_data=function(a){var b=this.get_offset(a);return b.$player=this.$player,b.$helper=this.helper?this.$helper:this.$player,b},j.set_limits=function(a){return 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b(this,c))})},b}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery"),require("./jquery.draggable.js"),require("./jquery.collision.js"),require("./jquery.coords.js"),require("./utils.js")):"function"==typeof define&&define.amd?define(["jquery","gridster-draggable","gridster-collision"],b):a.Gridster=b(a.$||a.jQuery,a.GridsterDraggable,a.GridsterCollision)}(this,function(a,b,c){function d(b,c){this.options=a.extend(!0,{},g,c),this.options.draggable=this.options.draggable||{},this.options.draggable=a.extend(!0,{},this.options.draggable,{scroll_container:this.options.scroll_container}),this.$el=a(b),this.$scroll_container=this.options.scroll_container===window?a(window):this.$el.closest(this.options.scroll_container),this.$wrapper=this.$el.parent(),this.$widgets=this.$el.children(this.options.widget_selector).addClass("gs-w"),this.widgets=[],this.$changed=a([]),this.w_queue={},this.min_widget_width=this.options.widget_base_dimensions[0],this.min_widget_height=this.options.widget_base_dimensions[1],this.min_col_count=this.options.min_cols,this.prev_col_count=this.min_col_count,this.is_responsive()&&(this.min_widget_width=this.get_responsive_col_width()),this.generated_stylesheets=[],this.$style_tags=a([]),this.options.auto_init&&this.init()}function e(a){for(var b=["col","row","size_x","size_y"],c={},d=0,e=b.length;e>d;d++){var f=b[d];if(!(f in a))throw new Error("Not exists property `"+f+"`");var g=a[f];if(!g||isNaN(g))throw new Error("Invalid value of `"+f+"` property");c[f]=+g}return c}var f=a(window),g={namespace:"",widget_selector:"li",static_class:"static",widget_margins:[10,10],widget_base_dimensions:[400,225],extra_rows:0,extra_cols:0,min_cols:1,max_cols:1/0,min_rows:15,max_size_x:!1,autogrow_cols:!1,max_rows:15,autogenerate_stylesheet:!0,avoid_overlapped_widgets:!0,auto_init:!0,center_widgets:!1,responsive_breakpoint:!1,scroll_container:window,shift_larger_widgets_down:!0,serialize_params:function(a,b){return{col:b.col,row:b.row,size_x:b.size_x,size_y:b.size_y}},collision:{},draggable:{items:".gs-w:not(.static)",distance:4,ignore_dragging:b.defaults.ignore_dragging.slice(0)},resize:{enabled:!1,axes:["both"],handle_append_to:"",handle_class:"gs-resize-handle",max_size:[1/0,1/0],min_size:[1,1]}};d.defaults=g,d.generated_stylesheets=[],d.sort_by_row_asc=function(b){return b=b.sort(function(b,c){return b.row||(b=a(b).coords().grid,c=a(c).coords().grid),b=e(b),c=e(c),b.row>c.row?1:-1})},d.sort_by_row_and_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row>b.row||a.row===b.row&&a.col>b.col?1:-1})},d.sort_by_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.col>b.col?1:-1})},d.sort_by_row_desc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row+a.size_y<b.row+b.size_y?1:-1})};var h=d.prototype;return h.init=function(){this.options.resize.enabled&&this.setup_resize(),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this.$wrapper.addClass("ready"),this.draggable(),this.options.resize.enabled&&this.resizable(),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),f.bind("resize.gridster",throttle(a.proxy(this.recalculate_faux_grid,this),200))},h.disable=function(){return this.$wrapper.find(".player-revert").removeClass("player-revert"),this.drag_api.disable(),this},h.enable=function(){return this.drag_api.enable(),this},h.disable_resize=function(){return this.$el.addClass("gs-resize-disabled"),this.resize_api.disable(),this},h.enable_resize=function(){return this.$el.removeClass("gs-resize-disabled"),this.resize_api.enable(),this},h.add_widget=function(b,c,d,e,f,g,h,i){var j;c||(c=1),d||(d=1),!e&!f?j=this.next_position(c,d):(j={col:e,row:f,size_x:c,size_y:d},this.empty_cells(e,f,c,d));var k=a(b).attr({"data-col":j.col,"data-row":j.row,"data-sizex":c,"data-sizey":d}).addClass("gs-w").appendTo(this.$el).hide();return this.$widgets=this.$widgets.add(k),this.$changed=this.$changed.add(k),this.register_widget(k),this.add_faux_rows(j.size_y),g&&this.set_widget_max_size(k,g),h&&this.set_widget_min_size(k,h),this.set_dom_grid_width(),this.set_dom_grid_height(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),k.fadeIn({complete:function(){i&&i.call(this)}})},h.set_widget_min_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.min_size_x=b[0],c.min_size_y=b[1],this},h.set_widget_max_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.max_size_x=b[0],c.max_size_y=b[1],this},h.add_resize_handle=function(b){var c=this.options.resize.handle_append_to?a(this.options.resize.handle_append_to,b):b;return 0===c.children("span[class~='"+this.resize_handle_class+"']").length&&a(this.resize_handle_tpl).appendTo(c),this},h.resize_widget=function(a,b,c,d,e){{var f=a.coords().grid,g=f.col;this.options.max_cols}d!==!1&&(d=!0);var h=f.size_y,i=f.col,j=i;if(b||(b=f.size_x),c||(c=f.size_y),d&&i+b-1>this.cols){var k=i+(b-1)-this.cols,l=i-k;j=Math.max(1,l)}c>h&&this.add_faux_rows(Math.max(c-h,0));var m=g+b-1;m>this.cols&&this.add_faux_cols(m-this.cols);var n={col:j,row:f.row,size_x:b,size_y:c};return this.mutate_widget_in_gridmap(a,f,n),this.set_dom_grid_height(),this.set_dom_grid_width(),e&&e.call(this,n.size_x,n.size_y),a},h.expand_widget=function(b,c,d,e,f){var g=b.coords().grid,h=Math.floor((a(window).width()-2*this.options.widget_margins[0])/this.min_widget_width);c=c||Math.min(h,this.cols),d||(d=g.size_y);var i=g.size_y;b.attr("pre_expand_col",g.col),b.attr("pre_expand_sizex",g.size_x),b.attr("pre_expand_sizey",g.size_y);var j=e||1;d>i&&this.add_faux_rows(Math.max(d-i,0));var k={col:j,row:g.row,size_x:c,size_y:d};return this.mutate_widget_in_gridmap(b,g,k),this.set_dom_grid_height(),this.set_dom_grid_width(),f&&f.call(this,k.size_x,k.size_y),b},h.collapse_widget=function(a,b){var c=a.coords().grid,d=parseInt(a.attr("pre_expand_sizex")),e=parseInt(a.attr("pre_expand_sizey")),f=parseInt(a.attr("pre_expand_col")),g={col:f,row:c.row,size_x:d,size_y:e};return this.mutate_widget_in_gridmap(a,c,g),this.set_dom_grid_height(),this.set_dom_grid_width(),b&&b.call(this,g.size_x,g.size_y),a},h.fit_to_content=function(a,b,c,d){var e=a.coords().grid,f=this.$wrapper.width(),g=this.$wrapper.height(),h=this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0],i=this.options.widget_base_dimensions[1]+2*this.options.widget_margins[1],j=Math.ceil((f+2*this.options.widget_margins[0])/h),k=Math.ceil((g+2*this.options.widget_margins[1])/i),l={col:e.col,row:e.row,size_x:Math.min(b,j),size_y:Math.min(c,k)};return this.mutate_widget_in_gridmap(a,e,l),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,l.size_x,l.size_y),a},h.center_widgets=debounce(function(){var b,c=this.$wrapper.width();b=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0];var d=2*Math.floor(Math.max(Math.floor(c/b),this.min_col_count)/2);this.options.min_cols=d,this.options.max_cols=d,this.options.extra_cols=0,this.options.max_size_x=d,this.set_dom_grid_width(d),this.cols=d;var e=(d-this.prev_col_count)/2;return 0>e?(this.get_min_col()>-1*e?this.shift_cols(e):this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)):e>0?(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.shift_cols(e)},this),0)):(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)),this.prev_col_count=d,this},200),h.get_min_col=function(){return Math.min.apply(Math,this.$widgets.map(a.proxy(function(b,c){return this.get_cells_occupied(a(c).coords().grid).cols},this)).get())},h.shift_cols=function(b){var c=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));c=d.sort_by_row_and_col_asc(c),c.each(a.proxy(function(c,d){var e=a(d.el),f=e.coords().grid,g=parseInt(e.attr("data-col")),h={col:Math.max(Math.round(g+b),1),row:f.row,size_x:f.size_x,size_y:f.size_y};setTimeout(a.proxy(function(){this.mutate_widget_in_gridmap(e,f,h)},this),0)},this))},h.resize_widget_dimensions=function(b){b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.min_widget_width=2*this.options.widget_margins[0]+this.options.widget_base_dimensions[0],this.min_widget_height=2*this.options.widget_margins[1]+this.options.widget_base_dimensions[1];this.serialize();return this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this},h.mutate_widget_in_gridmap=function(b,c,d){var e=c.size_y,f=this.get_cells_occupied(c),g=this.get_cells_occupied(d),h=[];a.each(f.cols,function(b,c){-1===a.inArray(c,g.cols)&&h.push(c)});var i=[];a.each(g.cols,function(b,c){-1===a.inArray(c,f.cols)&&i.push(c)});var j=[];a.each(f.rows,function(b,c){-1===a.inArray(c,g.rows)&&j.push(c)});var k=[];if(a.each(g.rows,function(b,c){-1===a.inArray(c,f.rows)&&k.push(c)}),this.remove_from_gridmap(c),i.length){var l=[d.col,d.row,d.size_x,Math.min(e,d.size_y),b];this.empty_cells.apply(this,l)}if(k.length){var m=[d.col,d.row,d.size_x,d.size_y,b];this.empty_cells.apply(this,m)}if(c.col=d.col,c.row=d.row,c.size_x=d.size_x,c.size_y=d.size_y,this.add_to_gridmap(d,b),b.removeClass("player-revert"),b.data("coords").update({width:d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],height:d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1]}),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),h.length){var n=[h[0],d.row,h[h.length-1]-h[0]+1,Math.min(e,d.size_y),b];this.remove_empty_cells.apply(this,n)}if(j.length){var o=[d.col,d.row,d.size_x,d.size_y,b];this.remove_empty_cells.apply(this,o)}return this.move_widget_up(b),this},h.empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c-e,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,d){var f=a(d),g=f.coords().grid;if(g.row<=c+e-1){var h=c+e-g.row;this.move_widget_down(f,h)}},this)),this.set_dom_grid_height(),this},h.remove_empty_cells=function(a,b,c,d,e){this.widgets_below({col:a,row:b,size_x:c,size_y:d});return this.set_dom_grid_height(),this},h.next_position=function(a,b){a||(a=1),b||(b=1);for(var c,e=this.gridmap,f=e.length,g=[],h=1;f>h;h++){c=e[h].length;for(var i=1;c>=i;i++){var j=this.can_move_to({size_x:a,size_y:b},h,i);j&&g.push({col:h,row:i,size_y:b,size_x:a})}}return g.length?d.sort_by_row_and_col_asc(g)[0]:!1},h.remove_by_grid=function(a,b){var c=this.is_widget(a,b);c&&this.remove_widget(c)},h.remove_widget=function(b,c,d){var e=b instanceof a?b:a(b),f=e.coords().grid;a.isFunction(c)&&(d=c,c=!1),this.cells_occupied_by_placeholder={},this.$widgets=this.$widgets.not(e);var g=this.widgets_below(e);return this.remove_from_gridmap(f),e.fadeOut(a.proxy(function(){e.remove(),c||g.each(a.proxy(function(b,c){this.move_widget_up(a(c),f.size_y)},this)),this.set_dom_grid_height(),d&&d.call(this,b)},this)),this},h.remove_all_widgets=function(b){return this.$widgets.each(a.proxy(function(a,c){this.remove_widget(c,!0,b)},this)),this},h.serialize=function(b){b||(b=this.$widgets);var c=[];b.each(a.proxy(function(b,d){var e=a(d);"undefined"!=typeof e.coords().grid&&c.push(this.options.serialize_params(e,e.coords().grid))},this))},h.serialize_changed=function(){return this.serialize(this.$changed)},h.dom_to_coords=function(a){return{col:parseInt(a.attr("data-col"),10),row:parseInt(a.attr("data-row"),10),size_x:parseInt(a.attr("data-sizex"),10)||1,size_y:parseInt(a.attr("data-sizey"),10)||1,max_size_x:parseInt(a.attr("data-max-sizex"),10)||!1,max_size_y:parseInt(a.attr("data-max-sizey"),10)||!1,min_size_x:parseInt(a.attr("data-min-sizex"),10)||!1,min_size_y:parseInt(a.attr("data-min-sizey"),10)||!1,el:a}},h.register_widget=function(b){var c=b instanceof a,d=c?this.dom_to_coords(b):b,e=!1;c||(b=d.el);var f=this.can_go_widget_up(d);if(f&&(d.row=f,b.attr("data-row",f),this.$el.trigger("gridster:positionchanged",[d]),e=!0),this.options.avoid_overlapped_widgets&&!this.can_move_to({size_x:d.size_x,size_y:d.size_y},d.col,d.row)){if(!b.hasClass(".disp_ad"))return b.remove(),!1;a.extend(d,this.next_position(d.size_x,d.size_y)),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),e=!0}return b.data("coords",b.coords()),b.data("coords").grid=d,this.add_to_gridmap(d,b),this.options.resize.enabled&&this.add_resize_handle(b),e},h.update_widget_position=function(a,b){return this.for_each_cell_occupied(a,function(a,c){return this.gridmap[a]?void(this.gridmap[a][c]=b):this}),this},h.update_widget_dimensions=function(a,b,c){return a.data("coords").update({width:b,height:c}),this},h.update_widgets_dimensions=function(){return a.each(this.$widgets,a.proxy(function(b,c){var d=a(c).coords().grid,e=d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],f=d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1];this.update_widget_dimensions(a(c),e,f)},this)),this},h.remove_from_gridmap=function(a){return this.update_widget_position(a,!1)},h.add_to_gridmap=function(a,b){this.update_widget_position(a,b||a.el)},h.draggable=function(){var b=this,c=a.extend(!0,{},this.options.draggable,{offset_left:this.options.widget_margins[0],offset_top:this.options.widget_margins[1],container_width:this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0],limit:!0,start:function(c,d){b.$widgets.filter(".player-revert").removeClass("player-revert"),b.$player=a(this),b.$helper=a(d.$helper),b.helper=!b.$helper.is(b.$player),b.on_start_drag.call(b,c,d),b.$el.trigger("gridster:dragstart")},stop:function(a,c){b.on_stop_drag.call(b,a,c),b.$el.trigger("gridster:dragstop")},drag:throttle(function(a,c){b.on_drag.call(b,a,c),b.$el.trigger("gridster:drag")},60)});this.drag_api=this.$el.dragg(c).data("drag")},h.resizable=function(){return this.resize_api=this.$el.gridDraggable({items:"."+this.options.resize.handle_class,offset_left:this.options.widget_margins[0],container_width:this.container_width,move_element:!1,resize:!0,limit:this.options.autogrow_cols?!1:!0,scroll_container:this.options.scroll_container,start:a.proxy(this.on_start_resize,this),stop:a.proxy(function(b,c){delay(a.proxy(function(){this.on_stop_resize(b,c)},this),120)},this),drag:throttle(a.proxy(this.on_resize,this),60)}),this},h.setup_resize=function(){this.resize_handle_class=this.options.resize.handle_class;var b=this.options.resize.axes,c='<span class="'+this.resize_handle_class+" "+this.resize_handle_class+'-{type}" />';return this.resize_handle_tpl=a.map(b,function(a){return c.replace("{type}",a)}).join(""),a.isArray(this.options.draggable.ignore_dragging)&&this.options.draggable.ignore_dragging.push("."+this.resize_handle_class),this},h.on_start_drag=function(b,c){this.$helper.add(this.$player).add(this.$wrapper).addClass("dragging"),this.highest_col=this.get_highest_occupied_cell().col,this.$player.addClass("player"),this.player_grid_data=this.$player.coords().grid,this.placeholder_grid_data=a.extend({},this.player_grid_data),this.set_dom_grid_height(this.$el.height()+this.player_grid_data.size_y*this.min_widget_height),this.set_dom_grid_width(this.cols);var d=this.player_grid_data.size_x,e=this.cols-this.highest_col;this.options.autogrow_cols&&d>=e&&this.add_faux_cols(Math.min(d-e,1));var f=this.faux_grid,g=this.$player.data("coords").coords;this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.last_cols=[],this.last_rows=[],this.collision_api=this.$helper.collision(f,this.options.collision),this.$preview_holder=a("<"+this.$player.get(0).tagName+" />",{"class":"preview-holder","data-row":this.$player.attr("data-row"),"data-col":this.$player.attr("data-col"),css:{width:g.width,height:g.height}}).appendTo(this.$el),this.options.draggable.start&&this.options.draggable.start.call(this,b,c)},h.on_drag=function(a,b){if(null===this.$player)return!1;var c={left:b.position.left+this.baseX,top:b.position.top+this.baseY};if(this.options.autogrow_cols){var d=this.placeholder_grid_data.col+this.placeholder_grid_data.size_x-1;d>=this.cols-1&&this.options.max_cols>=this.cols+1&&(this.add_faux_cols(1),this.set_dom_grid_width(this.cols+1),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])),this.collision_api.set_colliders(this.faux_grid)}this.colliders_data=this.collision_api.get_closest_colliders(c),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.helper&&this.$player&&this.$player.css({left:b.position.left,top:b.position.top}),this.options.draggable.drag&&this.options.draggable.drag.call(this,a,b)},h.on_stop_drag=function(a,b){this.$helper.add(this.$player).add(this.$wrapper).removeClass("dragging"),b.position.left=b.position.left+this.baseX,b.position.top=b.position.top+this.baseY,this.colliders_data=this.collision_api.get_closest_colliders(b.position),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.$player.addClass("player-revert").removeClass("player").attr({"data-col":this.placeholder_grid_data.col,"data-row":this.placeholder_grid_data.row}).css({left:"",top:""}),this.$changed=this.$changed.add(this.$player),this.cells_occupied_by_player=this.get_cells_occupied(this.placeholder_grid_data),this.set_cells_player_occupies(this.placeholder_grid_data.col,this.placeholder_grid_data.row),this.$player.coords().grid.row=this.placeholder_grid_data.row,this.$player.coords().grid.col=this.placeholder_grid_data.col,this.options.draggable.stop&&this.options.draggable.stop.call(this,a,b),this.$preview_holder.remove(),this.$player=null,this.$helper=null,this.placeholder_grid_data={},this.player_grid_data={},this.cells_occupied_by_placeholder={},this.cells_occupied_by_player={},this.w_queue={},this.set_dom_grid_height(),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.on_start_resize=function(b,c){this.$resized_widget=c.$player.closest(".gs-w"),this.resize_coords=this.$resized_widget.coords(),this.resize_wgd=this.resize_coords.grid,this.resize_initial_width=this.resize_coords.coords.width,this.resize_initial_height=this.resize_coords.coords.height,this.resize_initial_sizex=this.resize_coords.grid.size_x,this.resize_initial_sizey=this.resize_coords.grid.size_y,this.resize_initial_col=this.resize_coords.grid.col,this.resize_last_sizex=this.resize_initial_sizex,this.resize_last_sizey=this.resize_initial_sizey,this.resize_max_size_x=Math.min(this.resize_wgd.max_size_x||this.options.resize.max_size[0],this.options.max_cols-this.resize_initial_col+1),this.resize_max_size_y=this.resize_wgd.max_size_y||this.options.resize.max_size[1],this.resize_min_size_x=this.resize_wgd.min_size_x||this.options.resize.min_size[0]||1,this.resize_min_size_y=this.resize_wgd.min_size_y||this.options.resize.min_size[1]||1,this.resize_initial_last_col=this.get_highest_occupied_cell().col,this.set_dom_grid_width(this.cols),this.resize_dir={right:c.$player.is("."+this.resize_handle_class+"-x"),bottom:c.$player.is("."+this.resize_handle_class+"-y")},this.is_responsive()||this.$resized_widget.css({"min-width":this.options.widget_base_dimensions[0],"min-height":this.options.widget_base_dimensions[1]});var d=this.$resized_widget.get(0).tagName;this.$resize_preview_holder=a("<"+d+" />",{"class":"preview-holder resize-preview-holder","data-row":this.$resized_widget.attr("data-row"),"data-col":this.$resized_widget.attr("data-col"),css:{width:this.resize_initial_width,height:this.resize_initial_height}}).appendTo(this.$el),this.$resized_widget.addClass("resizing"),this.options.resize.start&&this.options.resize.start.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestart")},h.on_stop_resize=function(b,c){this.$resized_widget.removeClass("resizing").css({width:"",height:"","min-width":"","min-height":""}),delay(a.proxy(function(){this.$resize_preview_holder.remove().css({
+"min-width":"","min-height":""}),this.options.resize.stop&&this.options.resize.stop.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestop")},this),300),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width)},h.on_resize=function(a,b){var c,d=b.pointer.diff_left,e=b.pointer.diff_top,f=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0],g=this.options.widget_base_dimensions[1],h=this.options.widget_margins[0],i=this.options.widget_margins[1],j=this.resize_max_size_x,k=this.resize_min_size_x,l=this.resize_max_size_y,m=this.resize_min_size_y,n=this.options.autogrow_cols,o=Math.ceil(d/(f+2*h)-.2),p=Math.ceil(e/(g+2*i)-.2),q=Math.max(1,this.resize_initial_sizex+o),r=Math.max(1,this.resize_initial_sizey+p),s=Math.floor(this.container_width/this.min_widget_width-this.resize_initial_col+1),t=s*this.min_widget_width+(s-1)*h;q=Math.max(Math.min(q,j),k),q=Math.min(s,q),c=j*f+(q-1)*h;var u=Math.min(c,t),v=k*f+(q-1)*h;r=Math.max(Math.min(r,l),m);var w=l*g+(r-1)*i,x=m*g+(r-1)*i;if(this.resize_dir.right?r=this.resize_initial_sizey:this.resize_dir.bottom&&(q=this.resize_initial_sizex),n){var y=this.resize_initial_col+q-1;n&&this.resize_initial_last_col<=y&&(this.set_dom_grid_width(Math.max(y+1,this.cols)),this.cols<y&&this.add_faux_cols(y-this.cols))}var z={};!this.resize_dir.bottom&&(z.width=Math.max(Math.min(this.resize_initial_width+d,u),v)),!this.resize_dir.right&&(z.height=Math.max(Math.min(this.resize_initial_height+e,w),x)),this.$resized_widget.css(z),(q!==this.resize_last_sizex||r!==this.resize_last_sizey)&&(this.resize_widget(this.$resized_widget,q,r,!1),this.set_dom_grid_width(this.cols),this.$resize_preview_holder.css({width:"",height:""}).attr({"data-row":this.$resized_widget.attr("data-row"),"data-sizex":q,"data-sizey":r})),this.options.resize.resize&&this.options.resize.resize.call(this,a,b,this.$resized_widget),this.$el.trigger("gridster:resize"),this.resize_last_sizex=q,this.resize_last_sizey=r},h.on_overlapped_column_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_columns(this.colliders_data[0].el.data.col),f=this.last_cols.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_cols)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_cols[d],e)&&(c||a.noop).call(this,this.last_cols[d]);return this.last_cols=e,this},h.on_overlapped_row_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_rows(this.colliders_data[0].el.data.row),f=this.last_rows.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_rows)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_rows[d],e)&&(c||a.noop).call(this,this.last_rows[d]);this.last_rows=e},h.set_player=function(b,c,d){var e=this,f=!1;d||this.empty_cells_player_occupies();var g=d?{col:b}:e.colliders_data[0].el.data,h=g.col,i=g.row||c;this.player_grid_data={col:h,row:i,size_y:this.player_grid_data.size_y,size_x:this.player_grid_data.size_x},this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data);var j=this.get_widgets_overlapped(this.player_grid_data),k=this.player_grid_data.size_y,l=this.player_grid_data.size_x,m=this.cells_occupied_by_placeholder,n=this;if(j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,g=m.cols[0]+l-1,o=m.rows[0]+k-1;if(d.hasClass(n.options.static_class))return!0;if(e.size_x<=l&&e.size_y<=k)if(n.is_swap_occupied(m.cols[0],e.row,e.size_x,e.size_y)||n.is_player_in(m.cols[0],e.row)||n.is_in_queue(m.cols[0],e.row,d))if(n.is_swap_occupied(g,e.row,e.size_x,e.size_y)||n.is_player_in(g,e.row)||n.is_in_queue(g,e.row,d))if(n.is_swap_occupied(e.col,m.rows[0],e.size_x,e.size_y)||n.is_player_in(e.col,m.rows[0])||n.is_in_queue(e.col,m.rows[0],d))if(n.is_swap_occupied(e.col,o,e.size_x,e.size_y)||n.is_player_in(e.col,o)||n.is_in_queue(e.col,o,d))if(n.is_swap_occupied(m.cols[0],m.rows[0],e.size_x,e.size_y)||n.is_player_in(m.cols[0],m.rows[0])||n.is_in_queue(m.cols[0],m.rows[0],d))for(var p=0;l>p;p++)for(var q=0;k>q;q++){var r=m.cols[0]+p,s=m.rows[0]+q;if(!n.is_swap_occupied(r,s,e.size_x,e.size_y)&&!n.is_player_in(r,s)&&!n.is_in_queue(r,s,d)){f=n.queue_widget(r,s,d),p=l;break}}else f=n.queue_widget(m.cols[0],m.rows[0],d);else f=n.queue_widget(e.col,o,d);else f=n.queue_widget(e.col,m.rows[0],d);else f=n.queue_widget(g,e.row,d);else f=n.queue_widget(m.cols[0],e.row,d);else n.options.shift_larger_widgets_down&&!f&&j.each(a.proxy(function(b,c){{var d=a(c);d.coords().grid}n.can_go_down(d)&&(n.move_widget_down(d,n.player_grid_data.size_y),n.set_placeholder(h,i))}));n.clean_up_changed()})),f&&this.can_placeholder_be_set(h,i,l,k)){for(var o in this.w_queue){var p=parseInt(o.split("_")[0]),q=parseInt(o.split("_")[1]);"full"!==this.w_queue[o]&&this.new_move_widget_to(this.w_queue[o],p,q)}this.set_placeholder(h,i)}if(!j.length){var r=this.can_go_player_up(this.player_grid_data);r!==!1&&(i=r),this.can_placeholder_be_set(h,i,l,k)&&this.set_placeholder(h,i)}return this.w_queue={},{col:h,row:i}},h.is_swap_occupied=function(a,b,c,d){for(var e=!1,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=h+"_"+i;if(this.is_occupied(h,i))e=!0;else if(j in this.w_queue){if("full"===this.w_queue[j]){e=!0;continue}var k=this.w_queue[j],l=k.coords().grid;this.is_widget_under_player(l.col,l.row)||delete this.w_queue[j]}i>parseInt(this.options.max_rows)&&(e=!0),h>parseInt(this.options.max_cols)&&(e=!0),this.is_player_in(h,i)&&(e=!0)}return e},h.can_placeholder_be_set=function(a,b,c,d){for(var e=!0,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=this.is_widget(h,i);i>parseInt(this.options.max_rows)&&(e=!1),h>parseInt(this.options.max_cols)&&(e=!1),this.is_occupied(h,i)&&!this.is_widget_queued_and_can_move(j)&&(e=!1)}return e},h.queue_widget=function(a,b,c){var d=c,e=d.coords().grid,f=a+"_"+b;if(f in this.w_queue)return!1;this.w_queue[f]=d;for(var g=0;g<e.size_x;g++)for(var h=0;h<e.size_y;h++){var i=a+g,j=b+h,k=i+"_"+j;k!==f&&(this.w_queue[k]="full")}return!0},h.is_widget_queued_and_can_move=function(a){var b=!1;if(a===!1)return!1;for(var c in this.w_queue)if("full"!==this.w_queue[c]&&this.w_queue[c].attr("data-col")===a.attr("data-col")&&this.w_queue[c].attr("data-row")===a.attr("data-row")){b=!0;for(var d=this.w_queue[c],e=parseInt(c.split("_")[0]),f=parseInt(c.split("_")[1]),g=d.coords().grid,h=0;h<g.size_x;h++)for(var i=0;i<g.size_y;i++){var j=e+h,k=f+i;this.is_player_in(j,k)&&(b=!1)}}return b},h.is_in_queue=function(a,b,c){var d=!1,e=a+"_"+b;if(e in this.w_queue)if("full"===this.w_queue[e])d=!0;else{var f=this.w_queue[e],g=f.coords().grid;this.is_widget_under_player(g.col,g.row)?this.w_queue[e].attr("data-col")===c.attr("data-col")&&this.w_queue[e].attr("data-row")===c.attr("data-row")?(delete this.w_queue[e],d=!1):d=!0:(delete this.w_queue[e],d=!1)}return d},h.widgets_constraints=function(b){var c,e=a([]),f=[],g=[];return b.each(a.proxy(function(b,c){var d=a(c),h=d.coords().grid;this.can_go_widget_up(h)?(e=e.add(d),f.push(h)):g.push(h)},this)),c=b.not(e),{can_go_up:d.sort_by_row_asc(f),can_not_go_up:d.sort_by_row_desc(g)}},h.manage_movements=function(b,c,d){return a.each(b,a.proxy(function(a,b){var e=b,f=e.el,g=this.can_go_widget_up(e);if(g)this.move_widget_to(f,g),this.set_placeholder(c,g+e.size_y);else{var h=this.can_go_player_up(this.player_grid_data);if(!h){var i=d+this.player_grid_data.size_y-e.row;this.can_go_down(f)&&(console.log("In Move Down!"),this.move_widget_down(f,i),this.set_placeholder(c,d))}}},this)),this},h.is_player=function(a,b){if(b&&!this.gridmap[a])return!1;var c=b?this.gridmap[a][b]:a;return c&&(c.is(this.$player)||c.is(this.$helper))},h.is_player_in=function(b,c){var d=this.cells_occupied_by_player||{};return a.inArray(b,d.cols)>=0&&a.inArray(c,d.rows)>=0},h.is_placeholder_in=function(b,c){var d=this.cells_occupied_by_placeholder||{};return this.is_placeholder_in_col(b)&&a.inArray(c,d.rows)>=0},h.is_placeholder_in_col=function(b){var c=this.cells_occupied_by_placeholder||[];return a.inArray(b,c.cols)>=0},h.is_empty=function(a,b){return"undefined"!=typeof this.gridmap[a]?"undefined"!=typeof this.gridmap[a][b]&&this.gridmap[a][b]===!1?!0:!1:!0},h.is_occupied=function(a,b){return this.gridmap[a]&&this.gridmap[a][b]?!0:!1},h.is_widget=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c?c:!1):!1},h.is_static=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c&&c.hasClass(this.options.static_class)?!0:!1):!1},h.is_widget_under_player=function(a,b){return this.is_widget(a,b)?this.is_player_in(a,b):!1},h.get_widgets_under_player=function(b){b||(b=this.cells_occupied_by_player||{cols:[],rows:[]});var c=a([]);return a.each(b.cols,a.proxy(function(d,e){a.each(b.rows,a.proxy(function(a,b){this.is_widget(e,b)&&(c=c.add(this.gridmap[e][b]))},this))},this)),c},h.set_placeholder=function(b,c){var d=a.extend({},this.placeholder_grid_data),e=this.widgets_below({col:d.col,row:d.row,size_y:d.size_y,size_x:d.size_x}),f=b+d.size_x-1;f>this.cols&&(b-=f-b);var g=this.placeholder_grid_data.row<c,h=this.placeholder_grid_data.col!==b;this.placeholder_grid_data.col=b,this.placeholder_grid_data.row=c,this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.$preview_holder.attr({"data-row":c,"data-col":b}),(g||h)&&e.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.can_go_widget_up(e);f&&this.move_widget_to(d,f)},this));var i=this.get_widgets_under_player(this.cells_occupied_by_placeholder);i.length&&i.each(a.proxy(function(b,e){var f=a(e);this.move_widget_down(f,c+d.size_y-f.data("coords").grid.row)},this))},h.can_go_player_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4,f=this.get_widgets_under_player();return this.for_each_column_occupied(a,function(a){var g=this.gridmap[a],h=b+1;for(d[a]=[];--h>0&&(this.is_empty(a,h)||this.is_player(a,h)||this.is_widget(a,h)&&g[h].is(f));)d[a].push(h),e=e>h?h:e;return 0===d[a].length?(c=!1,!0):void d[a].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.can_go_widget_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4;return this.for_each_column_occupied(a,function(f){var g=this.gridmap[f];d[f]=[];for(var h=b+1;--h>0&&(!this.is_widget(f,h)||this.is_player_in(f,h)||g[h].is(a.el));)this.is_player(f,h)||this.is_placeholder_in(f,h)||this.is_player_in(f,h)||d[f].push(h),e>h&&(e=h);return 0===d[f].length?(c=!1,!0):void d[f].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.get_valid_rows=function(b,c,d){for(var e=b.row,f=b.row+b.size_y-1,g=b.size_y,h=d-1,i=[];++h<=f;){var j=!0;if(a.each(c,function(b,c){a.isArray(c)&&-1===a.inArray(h,c)&&(j=!1)}),j===!0&&(i.push(h),i.length===g))break}var k=!1;return 1===g?i[0]!==e&&(k=i[0]||!1):i[0]!==e&&(k=this.get_consecutive_numbers_index(i,g)),k},h.get_consecutive_numbers_index=function(a,b){for(var c=a.length,d=[],e=!0,f=-1,g=0;c>g;g++){if(e||a[g]===f+1){if(d.push(g),d.length===b)break;e=!1}else d=[],e=!0;f=a[g]}return d.length>=b?a[d[0]]:!1},h.get_widgets_overlapped=function(){var b=a([]),c=[],d=this.cells_occupied_by_player.rows.slice(0);return d.reverse(),a.each(this.cells_occupied_by_player.cols,a.proxy(function(e,f){a.each(d,a.proxy(function(d,e){if(!this.gridmap[f])return!0;var g=this.gridmap[f][e];this.is_occupied(f,e)&&!this.is_player(g)&&-1===a.inArray(g,c)&&(b=b.add(g),c.push(g))},this))},this)),b},h.on_start_overlapping_column=function(a){this.set_player(a,!1)},h.on_start_overlapping_row=function(a){this.set_player(!1,a)},h.on_stop_overlapping_column=function(a){var b=this;this.options.shift_larger_widgets_down&&this.for_each_widget_below(a,this.cells_occupied_by_player.rows[0],function(a,c){b.move_widget_up(this,b.player_grid_data.size_y)})},h.on_stop_overlapping_row=function(a){var b=this,c=this.cells_occupied_by_player.cols;if(this.options.shift_larger_widgets_down)for(var d=0,e=c.length;e>d;d++)this.for_each_widget_below(c[d],a,function(a,c){console.log("from_on_stop_overlapping_row"),b.move_widget_up(this,b.player_grid_data.size_y)})},h.new_move_widget_to=function(a,b,c){var d=a.coords().grid;return this.remove_from_gridmap(d),d.row=c,d.col=b,this.add_to_gridmap(d),a.attr("data-row",c),a.attr("data-col",b),this.update_widget_position(d,a),this.$changed=this.$changed.add(a),this},h.move_widget=function(a,b,c,d){var e=a.coords().grid,f={col:b,row:c,size_x:e.size_x,size_y:e.size_y};return this.mutate_widget_in_gridmap(a,e,f),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,f.col,f.row),a},h.move_widget_to=function(b,c){var d=this,e=b.coords().grid,f=(c-e.row,this.widgets_below(b)),g=this.can_move_to(e,e.col,c,b);return g===!1?!1:(this.remove_from_gridmap(e),e.row=c,this.add_to_gridmap(e),b.attr("data-row",c),this.$changed=this.$changed.add(b),f.each(function(b,c){var e=a(c),f=e.coords().grid,g=d.can_go_widget_up(f);g&&g!==f.row&&d.move_widget_to(e,g)}),this)},h.move_widget_up=function(b,c){var d=b.coords().grid,e=d.row,f=[];return c||(c=1),this.can_go_up(b)?void this.for_each_column_occupied(d,function(d){if(-1===a.inArray(b,f)){var g=b.coords().grid,h=e-c;if(h=this.can_go_up_to_row(g,d,h),!h)return!0;{this.widgets_below(b)}this.remove_from_gridmap(g),g.row=h,this.add_to_gridmap(g),b.attr("data-row",g.row),this.$changed=this.$changed.add(b),f.push(b)}}):!1},h.move_widget_down=function(b,c){var d,e,f,g;if(0>=c)return!1;if(d=b.coords().grid,e=d.row,f=[],g=c,!b)return!1;if(-1===a.inArray(b,f)){var h=b.coords().grid,i=e+c,j=this.widgets_below(b);this.remove_from_gridmap(h),j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.displacement_diff(e,h,g);f>0&&this.move_widget_down(d,f)},this)),h.row=i,this.update_widget_position(h,b),b.attr("data-row",h.row),this.$changed=this.$changed.add(b),f.push(b)}},h.can_go_up_to_row=function(b,c,d){var e,f=this.gridmap,g=!0,h=[],i=b.row;if(this.for_each_column_occupied(b,function(a){f[a];for(h[a]=[],e=i;e--&&this.is_empty(a,e)&&!this.is_placeholder_in(a,e);)h[a].push(e);return h[a].length?void 0:(g=!1,!0)}),!g)return!1;for(e=d,e=1;i>e;e++){for(var j=!0,k=0,l=h.length;l>k;k++)h[k]&&-1===a.inArray(e,h[k])&&(j=!1);if(j===!0){g=e;break}}return g},h.displacement_diff=function(a,b,c){var d=a.row,e=[],f=b.row+b.size_y;this.for_each_column_occupied(a,function(a){for(var b=0,c=f;d>c;c++)this.is_empty(a,c)&&(b+=1);e.push(b)});var g=Math.max.apply(Math,e);return c-=g,c>0?c:0},h.widgets_below=function(b){var c=a.isPlainObject(b)?b:b.coords().grid,e=this,f=(this.gridmap,c.row+c.size_y-1),g=a([]);return this.for_each_column_occupied(c,function(b){e.for_each_widget_below(b,f,function(b,c){return e.is_player(this)||-1!==a.inArray(this,g)?void 0:(g=g.add(this),!0)})}),d.sort_by_row_asc(g)},h.set_cells_player_occupies=function(a,b){return this.remove_from_gridmap(this.placeholder_grid_data),this.placeholder_grid_data.col=a,this.placeholder_grid_data.row=b,this.add_to_gridmap(this.placeholder_grid_data,this.$player),this},h.empty_cells_player_occupies=function(){return this.remove_from_gridmap(this.placeholder_grid_data),this},h.can_go_down=function(b){var c=!0,d=this;return b.hasClass(this.options.static_class)&&(c=!1),this.widgets_below(b).each(function(){a(this).hasClass(d.options.static_class)&&(c=!1)}),c},h.can_go_up=function(a){var b=a.coords().grid,c=b.row,d=c-1,e=(this.gridmap,!0);return 1===c?!1:(this.for_each_column_occupied(b,function(a){this.is_widget(a,d);return this.is_occupied(a,d)||this.is_player(a,d)||this.is_placeholder_in(a,d)||this.is_player_in(a,d)?(e=!1,!0):void 0}),e)},h.can_move_to=function(a,b,c,d){var e=(this.gridmap,a.el),f={size_y:a.size_y,size_x:a.size_x,col:b,row:c},g=!0,h=b+a.size_x-1;return h>this.cols?!1:d&&d<c+a.size_y-1?!1:(this.for_each_cell_occupied(f,function(b,c){var d=this.is_widget(b,c);!d||a.el&&!d.is(e)||(g=!1)}),g)},h.get_targeted_columns=function(a){for(var b=(a||this.player_grid_data.col)+(this.player_grid_data.size_x-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_targeted_rows=function(a){for(var b=(a||this.player_grid_data.row)+(this.player_grid_data.size_y-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_cells_occupied=function(b){var c,d={cols:[],rows:[]};for(arguments[1]instanceof a&&(b=arguments[1].coords().grid),c=0;c<b.size_x;c++){var e=b.col+c;d.cols.push(e)}for(c=0;c<b.size_y;c++){var f=b.row+c;d.rows.push(f)}return d},h.for_each_cell_occupied=function(a,b){return this.for_each_column_occupied(a,function(c){this.for_each_row_occupied(a,function(a){b.call(this,c,a)})}),this},h.for_each_column_occupied=function(a,b){for(var c=0;c<a.size_x;c++){var d=a.col+c;b.call(this,d,a)}},h.for_each_row_occupied=function(a,b){for(var c=0;c<a.size_y;c++){var d=a.row+c;b.call(this,d,a)}},h.clean_up_changed=function(){var b=this;b.$changed.each(function(){b.options.shift_larger_widgets_down&&b.move_widget_up(a(this))})},h._traversing_widgets=function(b,c,d,e,f){var g=this.gridmap;if(g[d]){var h,i,j=b+"/"+c;if(arguments[2]instanceof a){var k=arguments[2].coords().grid;d=k.col,e=k.row,f=arguments[3]}var l=[],m=e,n={"for_each/above":function(){for(;m--&&!(m>0&&this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]),h)););},"for_each/below":function(){for(m=e+1,i=g[d].length;i>m;m++)this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]))}};n[j]&&n[j].call(this)}},h.for_each_widget_above=function(a,b,c){return this._traversing_widgets("for_each","above",a,b,c),this},h.for_each_widget_below=function(a,b,c){return this._traversing_widgets("for_each","below",a,b,c),this},h.get_highest_occupied_cell=function(){for(var a,b=this.gridmap,c=b[1].length,d=[],e=[],f=b.length-1;f>=1;f--)for(a=c-1;a>=1;a--)if(this.is_widget(f,a)){d.push(a),e.push(f);break}return{col:Math.max.apply(Math,e),row:Math.max.apply(Math,d)}},h.get_widgets_from=function(b,c){var d=(this.gridmap,a());return b&&(d=d.add(this.$widgets.filter(function(){var c=a(this).attr("data-col");return c===b||c>b}))),c&&(d=d.add(this.$widgets.filter(function(){var b=a(this).attr("data-row");return b===c||b>c}))),d},h.set_dom_grid_height=function(a){if("undefined"==typeof a){var b=this.get_highest_occupied_cell().row;a=(b+1)*this.options.widget_margins[1]+b*this.min_widget_height}return this.container_height=a,this.$el.css("height",this.container_height),this},h.set_dom_grid_width=function(a){"undefined"==typeof a&&(a=this.get_highest_occupied_cell().col);var b=this.options.autogrow_cols?this.options.max_cols:this.cols;return a=Math.min(b,Math.max(a,this.options.min_cols)),this.container_width=(a+1)*this.options.widget_margins[0]+a*this.min_widget_width,this.is_responsive()?(this.$el.css({"min-width":"100vw","max-width":"100vw"}),this):(this.$el.css("width",this.container_width),this)},h.is_responsive=function(){return this.options.autogenerate_stylesheet&&"auto"===this.options.widget_base_dimensions[0]&&this.options.max_cols!==1/0},h.get_responsive_col_width=function(){var a=this.cols||this.options.max_cols;return(this.$el.width()-(a+1)*this.options.widget_margins[0])/a},h.resize_responsive_layout=function(){return this.min_widget_width=this.get_responsive_col_width(),this.generate_stylesheet(),this.update_widgets_dimensions(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this},h.toggle_collapsed_grid=function(a,b){return a?(this.$widgets.css({"margin-top":b.widget_margins[0],"margin-bottom":b.widget_margins[0],"min-height":b.widget_base_dimensions[1]}),this.$el.addClass("collapsed"),this.resize_api&&this.disable_resize(),this.drag_api&&this.disable()):(this.$widgets.css({"margin-top":"auto","margin-bottom":"auto","min-height":"auto"}),this.$el.removeClass("collapsed"),this.resize_api&&this.enable_resize(),this.drag_api&&this.enable()),this},h.generate_stylesheet=function(b){var c,e="",f=this.options.max_size_x||this.cols,g=this.is_responsive()&&this.options.responsive_breakpoint&&a(window).width()<this.options.responsive_breakpoint;b||(b={}),b.cols||(b.cols=this.cols),b.rows||(b.rows=this.rows),b.namespace||(b.namespace=this.options.namespace),b.widget_base_dimensions||(b.widget_base_dimensions=this.options.widget_base_dimensions),b.widget_margins||(b.widget_margins=this.options.widget_margins),this.is_responsive()&&(b.widget_base_dimensions=[this.get_responsive_col_width(),b.widget_base_dimensions[1]],this.toggle_collapsed_grid(g,b));var h=a.param(b);if(a.inArray(h,d.generated_stylesheets)>=0)return!1;for(this.generated_stylesheets.push(h),d.generated_stylesheets.push(h),c=1;c<=b.cols+1;c++)e+=b.namespace+' [data-col="'+c+'"] { left:'+(g?this.options.widget_margins[0]:c*b.widget_margins[0]+(c-1)*b.widget_base_dimensions[0])+"px; }\n";for(c=1;c<=b.rows+1;c++)e+=b.namespace+' [data-row="'+c+'"] { top:'+(c*b.widget_margins[1]+(c-1)*b.widget_base_dimensions[1])+"px; }\n";for(var i=1;i<=b.rows;i++)e+=b.namespace+' [data-sizey="'+i+'"] { height:'+(g?"auto":i*b.widget_base_dimensions[1]+(i-1)*b.widget_margins[1])+"px; }\n";for(var j=1;f>=j;j++)e+=b.namespace+' [data-sizex="'+j+'"] { width:'+(g?a(window).width()-2*this.options.widget_margins[0]:j*b.widget_base_dimensions[0]+(j-1)*b.widget_margins[0])+"px; }\n";return this.remove_style_tags(),this.add_style_tag(e)},h.add_style_tag=function(a){var b=document;if(!document.getElementById("gridster-stylesheet")){var c=b.createElement("style");c.id="gridster-stylesheet",b.getElementsByTagName("head")[0].appendChild(c),c.setAttribute("type","text/css"),c.styleSheet?c.styleSheet.cssText=a:c.appendChild(document.createTextNode(a)),this.remove_style_tags(),this.$style_tags=this.$style_tags.add(c)}return this},h.remove_style_tags=function(){var b=d.generated_stylesheets,c=this.generated_stylesheets;this.$style_tags.remove(),d.generated_stylesheets=a.map(b,function(b){return-1===a.inArray(b,c)?b:void 0})},h.generate_faux_grid=function(a,b){this.faux_grid=[],this.gridmap=[];var c,d;for(c=b;c>0;c--)for(this.gridmap[c]=[],d=a;d>0;d--)this.add_faux_cell(d,c);return this},h.add_faux_cell=function(b,c){var d=a({left:this.baseX+(c-1)*this.min_widget_width,top:this.baseY+(b-1)*this.min_widget_height,width:this.min_widget_width,height:this.min_widget_height,col:c,row:b,original_col:c,original_row:b}).coords();return a.isArray(this.gridmap[c])||(this.gridmap[c]=[]),"undefined"==typeof this.gridmap[c][b]&&(this.gridmap[c][b]=!1),this.faux_grid.push(d),this},h.add_faux_rows=function(a){a=window.parseInt(a,10);for(var b=this.rows,c=b+parseInt(a||1),d=c;d>b;d--)for(var e=this.cols;e>=1;e--)this.add_faux_cell(d,e);return this.rows=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.add_faux_cols=function(a){a=window.parseInt(a,10);var b=this.cols,c=b+parseInt(a||1);c=Math.min(c,this.options.max_cols);for(var d=b+1;c>=d;d++)for(var e=this.rows;e>=1;e--)this.add_faux_cell(e,d);return this.cols=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.recalculate_faux_grid=function(){var b=this.$wrapper.width();return this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,a.each(this.faux_grid,a.proxy(function(a,b){this.faux_grid[a]=b.update({left:this.baseX+(b.data.col-1)*this.min_widget_width,top:this.baseY+(b.data.row-1)*this.min_widget_height})},this)),this.is_responsive()&&this.resize_responsive_layout(),this.options.center_widgets&&this.center_widgets(),this},h.resize_widget_dimensions=function(b){return b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this},h.get_widgets_from_DOM=function(){var b=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));b=d.sort_by_row_and_col_asc(b);var c=a(b).map(a.proxy(function(a,b){return this.register_widget(b)||null},this));return c.length&&this.$el.trigger("gridster:positionschanged"),this},h.set_num_columns=function(b){var c=this.options.max_cols,d=Math.floor(b/(this.min_widget_width+this.options.widget_margins[0]))+this.options.extra_cols,e=this.$widgets.map(function(){return a(this).attr("data-col")}).get();e.length||(e=[0]);var f=Math.max.apply(Math,e);this.cols=Math.max(f,d,this.options.min_cols),c!==1/0&&c>=f&&c<this.cols&&(this.cols=c),this.drag_api&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.generate_grid_and_stylesheet=function(){var b=this.$wrapper.width();this.set_num_columns(b);var c=this.options.extra_rows;return this.$widgets.each(function(b,d){c+=+a(d).attr("data-sizey")}),this.rows=this.options.max_rows,this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this.generate_faux_grid(this.rows,this.cols)},h.destroy=function(b){return this.$el.removeData("gridster"),a.each(this.$widgets,function(){a(this).removeData("coords")}),f.unbind(".gridster"),this.drag_api&&this.drag_api.destroy(),this.resize_api&&this.resize_api.destroy(),this.$widgets.each(function(b,c){a(c).coords().destroy()}),this.resize_api&&this.resize_api.destroy(),this.remove_style_tags(),b&&this.$el.remove(),this},a.fn.gridster=function(b){return this.each(function(){var c=a(this);c.data("gridster")||c.data("gridster",new d(this,b))})},d});
\ No newline at end of file
diff --git a/dist/jquery.gridster.with-extras.js b/dist/jquery.gridster.with-extras.js
index e121da655e..a64d787cc4 100644
--- a/dist/jquery.gridster.with-extras.js
+++ b/dist/jquery.gridster.with-extras.js
@@ -1,6 +1,6 @@
-/*! gridster.js - v0.6.6 - 2015-04-09
+/*! gridster.js - v0.6.6 - 2015-04-10
 * http://gridster.net/
-* Copyright (c) 2015 decksterteam; Licensed MIT */
+* Copyright (c) 2015 ducksboard; Licensed MIT */
 
 ;(function(root, factory) {
     if(typeof exports === 'object') {
@@ -366,76 +366,89 @@
 
 }));
 
-;(function(window, undefined) {
+(function (window, undefined) {
 
-    /* Delay, debounce and throttle functions taken from underscore.js
-     *
-     * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
-     * Investigative Reporters & Editors
-     *
-     * Permission is hereby granted, free of charge, to any person
-     * obtaining a copy of this software and associated documentation
-     * files (the "Software"), to deal in the Software without
-     * restriction, including without limitation the rights to use,
-     * copy, modify, merge, publish, distribute, sublicense, and/or sell
-     * copies of the Software, and to permit persons to whom the
-     * Software is furnished to do so, subject to the following
-     * conditions:
-     *
-     * The above copyright notice and this permission notice shall be
-     * included in all copies or substantial portions of the Software.
-     *
-     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-     * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-     * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-     * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-     * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-     * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-     * OTHER DEALINGS IN THE SOFTWARE.
-     */
+	/* Delay, debounce and throttle functions taken from underscore.js
+	 *
+	 * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
+	 * Investigative Reporters & Editors
+	 *
+	 * Permission is hereby granted, free of charge, to any person
+	 * obtaining a copy of this software and associated documentation
+	 * files (the "Software"), to deal in the Software without
+	 * restriction, including without limitation the rights to use,
+	 * copy, modify, merge, publish, distribute, sublicense, and/or sell
+	 * copies of the Software, and to permit persons to whom the
+	 * Software is furnished to do so, subject to the following
+	 * conditions:
+	 *
+	 * The above copyright notice and this permission notice shall be
+	 * included in all copies or substantial portions of the Software.
+	 *
+	 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+	 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+	 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+	 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+	 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+	 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+	 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+	 * OTHER DEALINGS IN THE SOFTWARE.
+	 */
 
-    window.delay = function(func, wait) {
-        var args = Array.prototype.slice.call(arguments, 2);
-        return setTimeout(function(){ return func.apply(null, args); }, wait);
-    };
+	window.delay = function (func, wait) {
+		var args = Array.prototype.slice.call(arguments, 2);
+		return setTimeout(function () {
+			return func.apply(null, args);
+		}, wait);
+	};
 
-    window.debounce = function(func, wait, immediate) {
-        var timeout;
-        return function() {
-          var context = this, args = arguments;
-          var later = function() {
-            timeout = null;
-            if (!immediate) func.apply(context, args);
-          };
-          if (immediate && !timeout) func.apply(context, args);
-          clearTimeout(timeout);
-          timeout = setTimeout(later, wait);
-        };
-    };
+	window.debounce = function (func, wait, immediate) {
+		var timeout;
+		return function () {
+			var context = this, args = arguments;
+			var later = function () {
+				timeout = null;
+				if (!immediate) {
+					func.apply(context, args);
+				}
+			};
+			if (immediate && !timeout) {
+				func.apply(context, args);
+			}
+			clearTimeout(timeout);
+			timeout = setTimeout(later, wait);
+		};
+	};
 
-    window.throttle = function(func, wait) {
-        var context, args, timeout, throttling, more, result;
-        var whenDone = debounce(
-            function(){ more = throttling = false; }, wait);
-        return function() {
-          context = this; args = arguments;
-          var later = function() {
-            timeout = null;
-            if (more) func.apply(context, args);
-            whenDone();
-          };
-          if (!timeout) timeout = setTimeout(later, wait);
-          if (throttling) {
-            more = true;
-          } else {
-            result = func.apply(context, args);
-          }
-          whenDone();
-          throttling = true;
-          return result;
-        };
-    };
+	window.throttle = function (func, wait) {
+		var context, args, timeout, throttling, more, result;
+		var whenDone = debounce(
+				function () {
+					more = throttling = false;
+				}, wait);
+		return function () {
+			context = this;
+			args = arguments;
+			var later = function () {
+				timeout = null;
+				if (more) {
+					func.apply(context, args);
+				}
+				whenDone();
+			};
+			if (!timeout) {
+				timeout = setTimeout(later, wait);
+			}
+			if (throttling) {
+				more = true;
+			} else {
+				result = func.apply(context, args);
+			}
+			whenDone();
+			throttling = true;
+			return result;
+		};
+	};
 
 })(window);
 
@@ -515,9 +528,8 @@
         this.options = $.extend({}, defaults, options);
         this.$document = $(document);
         this.$container = $(el);
-        this.$scroll_container = this.options.scroll_container == window ?
+        this.$scroll_container = this.options.scroll_container === window ?
             $(window) : this.$container.closest(this.options.scroll_container);
-        this.$dragitems = $(this.options.items, this.$container);
         this.is_dragging = false;
         this.player_min_left = 0 + this.options.offset_left;
         this.id = uniqId();
@@ -537,7 +549,7 @@
         this.events();
 
         $window.bind(this.nsEvent('resize'),
-            throttle($.proxy(this.calculate_dimensions, this), 200));
+				throttle($.proxy(this.calculate_dimensions, this), 200));
     };
 
     fn.nsEvent = function(ev) {
@@ -568,8 +580,7 @@
     };
 
     fn.get_actual_pos = function($el) {
-        var pos = $el.position();
-        return pos;
+		return $el.position();
     };
 
 
@@ -704,14 +715,13 @@
     };
 
 
-    fn.calculate_dimensions = function(e) {
+    fn.calculate_dimensions = function() {
         this.scroller_height = this.$scroll_container.height();
         this.scroller_width = this.$scroll_container.width();
     };
 
 
     fn.drag_handler = function(e) {
-        var node = e.target.nodeName;
         // skip if drag is disabled, or click was not done with the mouse primary button
         if (this.disabled || e.which !== 1 && !isTouch) {
             return;
@@ -767,7 +777,6 @@
         var offset = this.$container.offset();
         this.baseX = Math.round(offset.left);
         this.baseY = Math.round(offset.top);
-        this.initial_container_width = this.options.container_width || this.$container.width();
 
         if (this.options.helper === 'clone') {
             this.$helper = this.$player.clone()
@@ -779,11 +788,8 @@
 
         this.scroll_container_offset_y = this.$scroll_container.scrollTop();
         this.scroll_container_offset_x = this.$scroll_container.scrollLeft();
-        this.scroll_offset_y = 0;
-        this.scroll_offset_x = 0;
         this.el_init_offset = this.$player.offset();
         this.player_width = this.$player.width();
-        this.player_height = this.$player.height();
 
         this.set_limits(this.options.container_width);
 
@@ -1030,7 +1036,7 @@
         this.options.draggable = $.extend(true, {}, this.options.draggable,
                             {scroll_container: this.options.scroll_container});
         this.$el = $(el);
-        this.$scroll_container = this.options.scroll_container == window ? 
+        this.$scroll_container = this.options.scroll_container === window ?
                 $(window) : this.$el.closest(this.options.scroll_container);
         this.$wrapper = this.$el.parent();
         this.$widgets = this.$el.children(
@@ -1316,7 +1322,7 @@
             }, this), 0);
         }
 
-        return $w.fadeIn({complete: function () { if(callback) callback.call(this); }});
+        return $w.fadeIn({complete: function () { if(callback) {callback.call(this);} }});
 
     };
 
@@ -1378,7 +1384,7 @@
     fn.add_resize_handle = function($w) {
         var $append_to = this.options.resize.handle_append_to ? $(this.options.resize.handle_append_to, $w) : $w;
 
-        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length == 0 ) {
+        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length === 0 ) {
             $(this.resize_handle_tpl).appendTo( $append_to );
         }
 
@@ -1832,7 +1838,9 @@
         $nexts.not($exclude).each($.proxy(function(i, w) {
             var $w = $( w ),
                 wgd = $w.coords().grid;
+			/*jshint -W018 */
             if ( !(wgd.row <= (row + size_y - 1))) { return; }
+			/*jshint +W018 */
             var diff =  (row + size_y) - wgd.row;
             this.move_widget_down($w, diff);
         }, this));
@@ -1925,7 +1933,7 @@
         if($w){
             this.remove_widget($w);
         }
-    }
+    };
 
 
     /**
@@ -2005,7 +2013,8 @@
         $widgets || ($widgets = this.$widgets);
         var result = [];
         $widgets.each($.proxy(function(i, widget) {
-            if(typeof($(widget).coords().grid) != "undefined"){
+			var $w = $(widget);
+			if(typeof($w.coords().grid) !== 'undefined'){
                 result.push(this.options.serialize_params($w, $w.coords().grid) );
             }
         }, this));
@@ -2615,12 +2624,12 @@
         size_x = Math.max(Math.min(size_x, max_size_x), min_size_x);
         size_x = Math.min(max_cols, size_x);
         width = (max_size_x * wbd_x) + ((size_x - 1) * margin_x );
-        max_width = Math.min(width, limit_width);
-        min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
+        var max_width = Math.min(width, limit_width);
+        var min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
 
         size_y = Math.max(Math.min(size_y, max_size_y), min_size_y);
-        max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
-        min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
 
         if (this.resize_dir.right) {
             size_y = this.resize_initial_sizey;
@@ -2858,10 +2867,10 @@
         //Move queued widgets
         if(swap && this.can_placeholder_be_set(to_col, to_row, player_size_x, player_size_y)){
             for(var key in this.w_queue){
-                var col = parseInt(key.split("_")[0]);
-                var row = parseInt(key.split("_")[1]);
-                if (this.w_queue[key] != "full"){
-                    this.new_move_widget_to(this.w_queue[key], col, row);
+                var _col = parseInt(key.split("_")[0]);
+                var _row = parseInt(key.split("_")[1]);
+                if (this.w_queue[key] !== "full"){
+                    this.new_move_widget_to(this.w_queue[key], _col, _row);
                 }
             }
             this.set_placeholder(to_col, to_row);
@@ -2898,12 +2907,12 @@
                 if(this.is_occupied(colc,rowc)){
                     occupied = true;
                 } else if(key in this.w_queue){
-                    if(this.w_queue[key] == "full"){
+                    if(this.w_queue[key] === 'full'){
                         occupied = true;
                         continue;
                     }
-                    $tw = this.w_queue[key];
-                    tgd = $tw.coords().grid;
+                    var $tw = this.w_queue[key];
+                    var tgd = $tw.coords().grid;
                     //remove queued items if no longer under player.
                     if(!this.is_widget_under_player(tgd.col,tgd.row)){
                         delete this.w_queue[key];
@@ -2922,7 +2931,7 @@
         }
         
         return occupied;
-    }
+    };
 
     fn.can_placeholder_be_set = function(col, row, player_size_x, player_size_y){
         var can_set = true;
@@ -2945,10 +2954,10 @@
             }
         }
         return can_set;
-    }
+    };
 
     fn.queue_widget = function(col, row, $widget){
-        var $w = $widget
+        var $w = $widget;
         var wgd = $w.coords().grid;
         var primary_key = col+"_"+row;
         if (primary_key in this.w_queue){
@@ -2962,7 +2971,7 @@
                 var colc = col + c;
                 var rowc = row + r;
                 var key = colc+"_"+rowc;
-                if (key == primary_key){
+                if (key === primary_key){
                     continue;
                 }
                 this.w_queue[key] = "full";
@@ -2970,7 +2979,7 @@
         }
 
         return true;
-    }
+    };
 
     fn.is_widget_queued_and_can_move = function($widget){
         var queued = false;
@@ -2979,10 +2988,10 @@
         }
 
         for(var key in this.w_queue){
-            if(this.w_queue[key] == "full"){
+            if(this.w_queue[key] === "full"){
                 continue;
             }
-            if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")){
+            if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")){
                 queued = true;
                 //test whole space
                 var $w = this.w_queue[key];
@@ -3004,24 +3013,24 @@
             }
         }
     
-        return queued
-    }
+        return queued;
+    };
 
     fn.is_in_queue = function(col,row, $widget){
         var queued = false;
         var key = col+"_"+row;
 
         if ((key in this.w_queue)){
-            if (this.w_queue[key] == "full"){
+            if (this.w_queue[key] === "full"){
                queued = true; 
             } else {
-                $tw = this.w_queue[key];
-                tgd = $tw.coords().grid;
+                var $tw = this.w_queue[key];
+                var tgd = $tw.coords().grid;
                 if(!this.is_widget_under_player(tgd.col,tgd.row)){
-                    delete this.w_queue[key]
+                    delete this.w_queue[key];
                     queued = false;
-                } else if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")) {
-                    delete this.w_queue[key]
+                } else if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")) {
+                    delete this.w_queue[key];
                     queued = false;
                 } else {
                     queued = true;
@@ -3030,7 +3039,7 @@
         } 
 
         return queued;
-    }
+    };
 
 
     /**
@@ -3107,7 +3116,7 @@
                     // overlaps player
                     var y = (to_row + this.player_grid_data.size_y) - wgd.row;
                     if (this.can_go_down($w)){
-                        console.log("In Move Down!")
+                        console.log("In Move Down!");
                         this.move_widget_down($w, y);
                         this.set_placeholder(to_col, to_row);
                     }
@@ -3351,8 +3360,8 @@
         if (moved_down || changed_column) {
             $nexts.each($.proxy(function(i, widget) {
                 //Make sure widget is at it's topmost position
-                $w = $(widget);
-                wgd = $w.coords().grid;
+                var $w = $(widget);
+                var wgd = $w.coords().grid;
 
                 var can_go_widget_up = this.can_go_widget_up(wgd);
 
@@ -3507,12 +3516,13 @@
 
         while (++r <= p_bottom_row ) {
             var common = true;
+			/*jshint -W083 */
             $.each(upper_rows, function(col, rows) {
                 if ($.isArray(rows) && $.inArray(r, rows) === -1) {
                     common = false;
                 }
             });
-
+			/*jshint +W083 */
             if (common === true) {
                 valid_rows.push(r);
                 if (valid_rows.length === size_y) {
@@ -3649,12 +3659,14 @@
         var self = this;
         var cols = this.cells_occupied_by_player.cols;
         if(this.options.shift_larger_widgets_down){
+			/*jshint -W083 */
             for (var c = 0, cl = cols.length; c < cl; c++) {
                 this.for_each_widget_below(cols[c], row, function(tcol, trow) {
                     console.log("from_on_stop_overlapping_row");
                     self.move_widget_up(this, self.player_grid_data.size_y);
                 });
             }
+			/*jshint +W083 */
         }
     };
 
@@ -3674,7 +3686,7 @@
         this.$changed = this.$changed.add($widget);
 
         return this;
-    }
+    };
 
 
     /**
@@ -4012,10 +4024,10 @@
             if ($(this).hasClass($gr.options.static_class)){
                 can_go_down = false;
             }
-        })
+        });
 
         return can_go_down;
-    }
+    };
 
 
     fn.can_go_up = function($el) {
@@ -4213,13 +4225,13 @@
     };
 
     fn.clean_up_changed = function(){
-        $gr = this;
+        var $gr = this;
         $gr.$changed.each(function(){
             if($gr.options.shift_larger_widgets_down){
                 $gr.move_widget_up($(this));
             }
         });
-    }
+    };
 
 
 
@@ -4514,8 +4526,8 @@
         /* generate CSS styles for cols */
         for(i = 1; i <= opts.cols + 1; i++) {
           styles += (opts.namespace + ' [data-col="' + i + '"] { left:' +
-          (full_width ?  this.options.widget_margins[0] : ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0])))
-          + 'px; }\n');
+          (full_width ?  this.options.widget_margins[0] :
+				  ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0]))) + 'px; }\n');
         }
 
         /* generate CSS styles for rows */
@@ -4531,7 +4543,8 @@
 
         for (var x = 1; x <= max_size_x; x++) {
             styles += (opts.namespace + ' [data-sizex="' + x + '"] { width:' +
-            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) : ((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
+            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) :
+					((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
         }
 
         this.remove_style_tags();
diff --git a/dist/jquery.gridster.with-extras.min.js b/dist/jquery.gridster.with-extras.min.js
index 8c2caf1e99..e605b9b267 100644
--- a/dist/jquery.gridster.with-extras.min.js
+++ b/dist/jquery.gridster.with-extras.min.js
@@ -1,2 +1,2 @@
-/*! gridster.js - v0.6.6 - 2015-04-09 - * http://gridster.net/ - Copyright (c) 2015 decksterteam; Licensed MIT */ !function(a,b){"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-coords",["jquery"],b):a.GridsterCoords=b(a.$||a.jQuery)}(this,function(a){function b(b){return b[0]&&a.isPlainObject(b[0])?this.data=b[0]:this.el=b,this.isCoords=!0,this.coords={},this.init(),this}var c=b.prototype;return c.init=function(){this.set(),this.original_coords=this.get()},c.set=function(a,b){var c=this.el;if(c&&!a&&(this.data=c.offset(),this.data.width=c.width(),this.data.height=c.height()),c&&a&&!b){var d=c.offset();this.data.top=d.top,this.data.left=d.left}var e=this.data;return void 0===e.left&&(e.left=e.x1),void 0===e.top&&(e.top=e.y1),this.coords.x1=e.left,this.coords.y1=e.top,this.coords.x2=e.left+e.width,this.coords.y2=e.top+e.height,this.coords.cx=e.left+e.width/2,this.coords.cy=e.top+e.height/2,this.coords.width=e.width,this.coords.height=e.height,this.coords.el=c||!1,this},c.update=function(b){if(!b&&!this.el)return this;if(b){var c=a.extend({},this.data,b);return this.data=c,this.set(!0,!0)}return this.set(!0),this},c.get=function(){return this.coords},c.destroy=function(){this.el.removeData("coords"),delete this.el},a.fn.coords=function(){if(this.data("coords"))return this.data("coords");var a=new b(this,arguments[0]);return this.data("coords",a),a},b}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-collision",["jquery","gridster-coords"],b):a.GridsterCollision=b(a.$||a.jQuery,a.GridsterCoords)}(this,function(a,b){function c(b,c,e){this.options=a.extend(d,e),this.$element=b,this.last_colliders=[],this.last_colliders_coords=[],this.set_colliders(c),this.init()}var d={colliders_context:document.body,overlapping_region:"C"};c.defaults=d;var e=c.prototype;return e.init=function(){this.find_collisions()},e.overlaps=function(a,b){var c=!1,d=!1;return(b.x1>=a.x1&&b.x1<=a.x2||b.x2>=a.x1&&b.x2<=a.x2||a.x1>=b.x1&&a.x2<=b.x2)&&(c=!0),(b.y1>=a.y1&&b.y1<=a.y2||b.y2>=a.y1&&b.y2<=a.y2||a.y1>=b.y1&&a.y2<=b.y2)&&(d=!0),c&&d},e.detect_overlapping_region=function(a,b){var c="",d="";return a.y1>b.cy&&a.y1<b.y2&&(c="N"),a.y2>b.y1&&a.y2<b.cy&&(c="S"),a.x1>b.cx&&a.x1<b.x2&&(d="W"),a.x2>b.x1&&a.x2<b.cx&&(d="E"),c+d||"C"},e.calculate_overlapped_area_coords=function(b,c){var d=Math.max(b.x1,c.x1),e=Math.max(b.y1,c.y1),f=Math.min(b.x2,c.x2),g=Math.min(b.y2,c.y2);return a({left:d,top:e,width:f-d,height:g-e}).coords().get()},e.calculate_overlapped_area=function(a){return a.width*a.height},e.manage_colliders_start_stop=function(b,c,d){for(var e=this.last_colliders_coords,f=0,g=e.length;g>f;f++)-1===a.inArray(e[f],b)&&c.call(this,e[f]);for(var h=0,i=b.length;i>h;h++)-1===a.inArray(b[h],e)&&d.call(this,b[h])},e.find_collisions=function(b){for(var c=this,d=this.options.overlapping_region,e=[],f=[],g=this.colliders||this.$colliders,h=g.length,i=c.$element.coords().update(b||!1).get();h--;){var j=c.$colliders?a(g[h]):g[h],k=j.isCoords?j:j.coords(),l=k.get(),m=c.overlaps(i,l);if(m){var n=c.detect_overlapping_region(i,l);if(n===d||"all"===d){var o=c.calculate_overlapped_area_coords(i,l),p=c.calculate_overlapped_area(o);if(0!==p){var q={area:p,area_coords:o,region:n,coords:l,player_coords:i,el:j};c.options.on_overlap&&c.options.on_overlap.call(this,q),e.push(k),f.push(q)}}}}return(c.options.on_overlap_stop||c.options.on_overlap_start)&&this.manage_colliders_start_stop(e,c.options.on_overlap_start,c.options.on_overlap_stop),this.last_colliders_coords=e,f},e.get_closest_colliders=function(a){var b=this.find_collisions(a);return b.sort(function(a,b){return"C"===a.region&&"C"===b.region?a.coords.y1<b.coords.y1||a.coords.x1<b.coords.x1?-1:1:(a.area<b.area,1)}),b},e.set_colliders=function(b){"string"==typeof b||b instanceof a?this.$colliders=a(b,this.options.colliders_context).not(this.$element):this.colliders=a(b)},a.fn.collision=function(a,b){return new c(this,a,b)},c}),function(a,b){a.delay=function(a,b){var c=Array.prototype.slice.call(arguments,2);return setTimeout(function(){return a.apply(null,c)},b)},a.debounce=function(a,b,c){var d;return function(){var e=this,f=arguments,g=function(){d=null,c||a.apply(e,f)};c&&!d&&a.apply(e,f),clearTimeout(d),d=setTimeout(g,b)}},a.throttle=function(a,b){var c,d,e,f,g,h,i=debounce(function(){g=f=!1},b);return function(){c=this,d=arguments;var j=function(){e=null,g&&a.apply(c,d),i()};return e||(e=setTimeout(j,b)),f?g=!0:h=a.apply(c,d),i(),f=!0,h}}}(window),function(a,b){"use strict";"object"==typeof exports?module.exports=b(require("jquery")):"function"==typeof define&&define.amd?define("gridster-draggable",["jquery"],b):a.GridsterDraggable=b(a.$||a.jQuery)}(this,function(a){function b(b,d){this.options=a.extend({},c,d),this.$document=a(document),this.$container=a(b),this.$scroll_container=this.options.scroll_container==window?a(window):this.$container.closest(this.options.scroll_container),this.$dragitems=a(this.options.items,this.$container),this.is_dragging=!1,this.player_min_left=0+this.options.offset_left,this.id=i(),this.ns=".gridster-draggable-"+this.id,this.init()}var c={items:"li",distance:1,limit:!0,offset_left:0,autoscroll:!0,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON"],handle:null,container_width:0,move_element:!0,helper:!1,remove_helper:!0},d=a(window),e={x:"left",y:"top"},f=!!("ontouchstart"in window),g=function(a){return a.charAt(0).toUpperCase()+a.slice(1)},h=0,i=function(){return++h+""};b.defaults=c;var j=b.prototype;return j.init=function(){var b=this.$container.css("position");this.calculate_dimensions(),this.$container.css("position","static"===b?"relative":b),this.disabled=!1,this.events(),d.bind(this.nsEvent("resize"),throttle(a.proxy(this.calculate_dimensions,this),200))},j.nsEvent=function(a){return(a||"")+this.ns},j.events=function(){this.pointer_events={start:this.nsEvent("touchstart")+" "+this.nsEvent("mousedown"),move:this.nsEvent("touchmove")+" "+this.nsEvent("mousemove"),end:this.nsEvent("touchend")+" "+this.nsEvent("mouseup")},this.$container.on(this.nsEvent("selectstart"),a.proxy(this.on_select_start,this)),this.$container.on(this.pointer_events.start,this.options.items,a.proxy(this.drag_handler,this)),this.$document.on(this.pointer_events.end,a.proxy(function(a){this.is_dragging=!1,this.disabled||(this.$document.off(this.pointer_events.move),this.drag_start&&this.on_dragstop(a))},this))},j.get_actual_pos=function(a){var b=a.position();return b},j.get_mouse_pos=function(a){if(a.originalEvent&&a.originalEvent.touches){var b=a.originalEvent;a=b.touches.length?b.touches[0]:b.changedTouches[0]}return{left:a.clientX,top:a.clientY}},j.get_offset=function(a){a.preventDefault();var b=this.get_mouse_pos(a),c=Math.round(b.left-this.mouse_init_pos.left),d=Math.round(b.top-this.mouse_init_pos.top),e=Math.round(this.el_init_offset.left+c-this.baseX+this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),f=Math.round(this.el_init_offset.top+d-this.baseY+this.$scroll_container.scrollTop()-this.scroll_container_offset_y);return this.options.limit&&(e>this.player_max_left?e=this.player_max_left:e<this.player_min_left&&(e=this.player_min_left)),{position:{left:e,top:f},pointer:{left:b.left,top:b.top,diff_left:c+(this.$scroll_container.scrollLeft()-this.scroll_container_offset_x),diff_top:d+(this.$scroll_container.scrollTop()-this.scroll_container_offset_y)}}},j.get_drag_data=function(a){var b=this.get_offset(a);return b.$player=this.$player,b.$helper=this.helper?this.$helper:this.$player,b},j.set_limits=function(a){return a||(a=this.$container.width()),this.player_max_left=a-this.player_width+-this.options.offset_left,this.options.container_width=a,this},j.scroll_in=function(a,b){var c,d=e[a],f=50,h=30,i="scroll"+g(d),j="x"===a,k=j?this.scroller_width:this.scroller_height;c=this.$scroll_container===window?j?this.$scroll_container.width():this.$scroll_container.height():j?this.$scroll_container[0].scrollWidth:this.$scroll_container[0].scrollHeight;var l,m=j?this.$player.width():this.$player.height(),n=this.$scroll_container[i](),o=n,p=o+k,q=p-f,r=o+f,s=o+b.pointer[d],t=c-k+m;return s>=q&&(l=n+h,t>l&&(this.$scroll_container[i](l),this["scroll_offset_"+a]+=h)),r>=s&&(l=n-h,l>0&&(this.$scroll_container[i](l),this["scroll_offset_"+a]-=h)),this},j.manage_scroll=function(a){this.scroll_in("x",a),this.scroll_in("y",a)},j.calculate_dimensions=function(a){this.scroller_height=this.$scroll_container.height(),this.scroller_width=this.$scroll_container.width()},j.drag_handler=function(b){b.target.nodeName;if(!this.disabled&&(1===b.which||f)&&!this.ignore_drag(b)){var c=this,d=!0;return this.$player=a(b.currentTarget),this.el_init_pos=this.get_actual_pos(this.$player),this.mouse_init_pos=this.get_mouse_pos(b),this.offsetY=this.mouse_init_pos.top-this.el_init_pos.top,this.$document.on(this.pointer_events.move,function(a){var b=c.get_mouse_pos(a),e=Math.abs(b.left-c.mouse_init_pos.left),f=Math.abs(b.top-c.mouse_init_pos.top);return e>c.options.distance||f>c.options.distance?d?(d=!1,c.on_dragstart.call(c,a),!1):(c.is_dragging===!0&&c.on_dragmove.call(c,a),!1):!1}),f?void 0:!1}},j.on_dragstart=function(a){if(a.preventDefault(),this.is_dragging)return this;this.drag_start=this.is_dragging=!0;var b=this.$container.offset();return this.baseX=Math.round(b.left),this.baseY=Math.round(b.top),this.initial_container_width=this.options.container_width||this.$container.width(),"clone"===this.options.helper?(this.$helper=this.$player.clone().appendTo(this.$container).addClass("helper"),this.helper=!0):this.helper=!1,this.scroll_container_offset_y=this.$scroll_container.scrollTop(),this.scroll_container_offset_x=this.$scroll_container.scrollLeft(),this.scroll_offset_y=0,this.scroll_offset_x=0,this.el_init_offset=this.$player.offset(),this.player_width=this.$player.width(),this.player_height=this.$player.height(),this.set_limits(this.options.container_width),this.options.start&&this.options.start.call(this.$player,a,this.get_drag_data(a)),!1},j.on_dragmove=function(a){var b=this.get_drag_data(a);this.options.autoscroll&&this.manage_scroll(b),this.options.move_element&&(this.helper?this.$helper:this.$player).css({position:"absolute",left:b.position.left,top:b.position.top});var c=this.last_position||b.position;return b.prev_position=c,this.options.drag&&this.options.drag.call(this.$player,a,b),this.last_position=b.position,!1},j.on_dragstop=function(a){var b=this.get_drag_data(a);return this.drag_start=!1,this.options.stop&&this.options.stop.call(this.$player,a,b),this.helper&&this.options.remove_helper&&this.$helper.remove(),!1},j.on_select_start=function(a){return this.disabled||this.ignore_drag(a)?void 0:!1},j.enable=function(){this.disabled=!1},j.disable=function(){this.disabled=!0},j.destroy=function(){this.disable(),this.$container.off(this.ns),this.$document.off(this.ns),d.off(this.ns),a.removeData(this.$container,"drag")},j.ignore_drag=function(b){return this.options.handle?!a(b.target).is(this.options.handle):a.isFunction(this.options.ignore_dragging)?this.options.ignore_dragging(b):a(b.target).is(this.options.ignore_dragging.join(", "))},a.fn.gridDraggable=function(a){return new b(this,a)},a.fn.dragg=function(c){return this.each(function(){a.data(this,"drag")||a.data(this,"drag",new b(this,c))})},b}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery"),require("./jquery.draggable.js"),require("./jquery.collision.js"),require("./jquery.coords.js"),require("./utils.js")):"function"==typeof define&&define.amd?define(["jquery","gridster-draggable","gridster-collision"],b):a.Gridster=b(a.$||a.jQuery,a.GridsterDraggable,a.GridsterCollision)}(this,function(a,b,c){function d(b,c){this.options=a.extend(!0,{},g,c),this.options.draggable=this.options.draggable||{},this.options.draggable=a.extend(!0,{},this.options.draggable,{scroll_container:this.options.scroll_container}),this.$el=a(b),this.$scroll_container=this.options.scroll_container==window?a(window):this.$el.closest(this.options.scroll_container),this.$wrapper=this.$el.parent(),this.$widgets=this.$el.children(this.options.widget_selector).addClass("gs-w"),this.widgets=[],this.$changed=a([]),this.w_queue={},this.min_widget_width=this.options.widget_base_dimensions[0],this.min_widget_height=this.options.widget_base_dimensions[1],this.min_col_count=this.options.min_cols,this.prev_col_count=this.min_col_count,this.is_responsive()&&(this.min_widget_width=this.get_responsive_col_width()),this.generated_stylesheets=[],this.$style_tags=a([]),this.options.auto_init&&this.init()}function e(a){for(var b=["col","row","size_x","size_y"],c={},d=0,e=b.length;e>d;d++){var f=b[d];if(!(f in a))throw new Error("Not exists property `"+f+"`");var g=a[f];if(!g||isNaN(g))throw new Error("Invalid value of `"+f+"` property");c[f]=+g}return c}var f=a(window),g={namespace:"",widget_selector:"li",static_class:"static",widget_margins:[10,10],widget_base_dimensions:[400,225],extra_rows:0,extra_cols:0,min_cols:1,max_cols:1/0,min_rows:15,max_size_x:!1,autogrow_cols:!1,max_rows:15,autogenerate_stylesheet:!0,avoid_overlapped_widgets:!0,auto_init:!0,center_widgets:!1,responsive_breakpoint:!1,scroll_container:window,shift_larger_widgets_down:!0,serialize_params:function(a,b){return{col:b.col,row:b.row,size_x:b.size_x,size_y:b.size_y}},collision:{},draggable:{items:".gs-w:not(.static)",distance:4,ignore_dragging:b.defaults.ignore_dragging.slice(0)},resize:{enabled:!1,axes:["both"],handle_append_to:"",handle_class:"gs-resize-handle",max_size:[1/0,1/0],min_size:[1,1]}};d.defaults=g,d.generated_stylesheets=[],d.sort_by_row_asc=function(b){return b=b.sort(function(b,c){return b.row||(b=a(b).coords().grid,c=a(c).coords().grid),b=e(b),c=e(c),b.row>c.row?1:-1})},d.sort_by_row_and_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row>b.row||a.row===b.row&&a.col>b.col?1:-1})},d.sort_by_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.col>b.col?1:-1})},d.sort_by_row_desc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row+a.size_y<b.row+b.size_y?1:-1})};var h=d.prototype;return h.init=function(){this.options.resize.enabled&&this.setup_resize(),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this.$wrapper.addClass("ready"),this.draggable(),this.options.resize.enabled&&this.resizable(),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),f.bind("resize.gridster",throttle(a.proxy(this.recalculate_faux_grid,this),200))},h.disable=function(){return this.$wrapper.find(".player-revert").removeClass("player-revert"),this.drag_api.disable(),this},h.enable=function(){return this.drag_api.enable(),this},h.disable_resize=function(){return this.$el.addClass("gs-resize-disabled"),this.resize_api.disable(),this},h.enable_resize=function(){return this.$el.removeClass("gs-resize-disabled"),this.resize_api.enable(),this},h.add_widget=function(b,c,d,e,f,g,h,i){var j;c||(c=1),d||(d=1),!e&!f?j=this.next_position(c,d):(j={col:e,row:f,size_x:c,size_y:d},this.empty_cells(e,f,c,d));var k=a(b).attr({"data-col":j.col,"data-row":j.row,"data-sizex":c,"data-sizey":d}).addClass("gs-w").appendTo(this.$el).hide();return this.$widgets=this.$widgets.add(k),this.$changed=this.$changed.add(k),this.register_widget(k),this.add_faux_rows(j.size_y),g&&this.set_widget_max_size(k,g),h&&this.set_widget_min_size(k,h),this.set_dom_grid_width(),this.set_dom_grid_height(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),k.fadeIn({complete:function(){i&&i.call(this)}})},h.set_widget_min_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.min_size_x=b[0],c.min_size_y=b[1],this},h.set_widget_max_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.max_size_x=b[0],c.max_size_y=b[1],this},h.add_resize_handle=function(b){var c=this.options.resize.handle_append_to?a(this.options.resize.handle_append_to,b):b;return 0==c.children("span[class~='"+this.resize_handle_class+"']").length&&a(this.resize_handle_tpl).appendTo(c),this},h.resize_widget=function(a,b,c,d,e){{var f=a.coords().grid,g=f.col;this.options.max_cols}d!==!1&&(d=!0);var h=f.size_y,i=f.col,j=i;if(b||(b=f.size_x),c||(c=f.size_y),d&&i+b-1>this.cols){var k=i+(b-1)-this.cols,l=i-k;j=Math.max(1,l)}c>h&&this.add_faux_rows(Math.max(c-h,0));var m=g+b-1;m>this.cols&&this.add_faux_cols(m-this.cols);var n={col:j,row:f.row,size_x:b,size_y:c};return this.mutate_widget_in_gridmap(a,f,n),this.set_dom_grid_height(),this.set_dom_grid_width(),e&&e.call(this,n.size_x,n.size_y),a},h.expand_widget=function(b,c,d,e,f){var g=b.coords().grid,h=Math.floor((a(window).width()-2*this.options.widget_margins[0])/this.min_widget_width);c=c||Math.min(h,this.cols),d||(d=g.size_y);var i=g.size_y;b.attr("pre_expand_col",g.col),b.attr("pre_expand_sizex",g.size_x),b.attr("pre_expand_sizey",g.size_y);var j=e||1;d>i&&this.add_faux_rows(Math.max(d-i,0));var k={col:j,row:g.row,size_x:c,size_y:d};return this.mutate_widget_in_gridmap(b,g,k),this.set_dom_grid_height(),this.set_dom_grid_width(),f&&f.call(this,k.size_x,k.size_y),b},h.collapse_widget=function(a,b){var c=a.coords().grid,d=parseInt(a.attr("pre_expand_sizex")),e=parseInt(a.attr("pre_expand_sizey")),f=parseInt(a.attr("pre_expand_col")),g={col:f,row:c.row,size_x:d,size_y:e};return this.mutate_widget_in_gridmap(a,c,g),this.set_dom_grid_height(),this.set_dom_grid_width(),b&&b.call(this,g.size_x,g.size_y),a},h.fit_to_content=function(a,b,c,d){var e=a.coords().grid,f=this.$wrapper.width(),g=this.$wrapper.height(),h=this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0],i=this.options.widget_base_dimensions[1]+2*this.options.widget_margins[1],j=Math.ceil((f+2*this.options.widget_margins[0])/h),k=Math.ceil((g+2*this.options.widget_margins[1])/i),l={col:e.col,row:e.row,size_x:Math.min(b,j),size_y:Math.min(c,k)};return this.mutate_widget_in_gridmap(a,e,l),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,l.size_x,l.size_y),a},h.center_widgets=debounce(function(){var b,c=this.$wrapper.width();b=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0];var d=2*Math.floor(Math.max(Math.floor(c/b),this.min_col_count)/2);this.options.min_cols=d,this.options.max_cols=d,this.options.extra_cols=0,this.options.max_size_x=d,this.set_dom_grid_width(d),this.cols=d;var e=(d-this.prev_col_count)/2;return 0>e?(this.get_min_col()>-1*e?this.shift_cols(e):this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)):e>0?(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.shift_cols(e)},this),0)):(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)),this.prev_col_count=d,this},200),h.get_min_col=function(){return Math.min.apply(Math,this.$widgets.map(a.proxy(function(b,c){return this.get_cells_occupied(a(c).coords().grid).cols},this)).get())},h.shift_cols=function(b){var c=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));c=d.sort_by_row_and_col_asc(c),c.each(a.proxy(function(c,d){var e=a(d.el),f=e.coords().grid,g=parseInt(e.attr("data-col")),h={col:Math.max(Math.round(g+b),1),row:f.row,size_x:f.size_x,size_y:f.size_y};setTimeout(a.proxy(function(){this.mutate_widget_in_gridmap(e,f,h)},this),0)},this))},h.resize_widget_dimensions=function(b){b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.min_widget_width=2*this.options.widget_margins[0]+this.options.widget_base_dimensions[0],this.min_widget_height=2*this.options.widget_margins[1]+this.options.widget_base_dimensions[1];this.serialize();return this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this},h.mutate_widget_in_gridmap=function(b,c,d){var e=c.size_y,f=this.get_cells_occupied(c),g=this.get_cells_occupied(d),h=[];a.each(f.cols,function(b,c){-1===a.inArray(c,g.cols)&&h.push(c)});var i=[];a.each(g.cols,function(b,c){-1===a.inArray(c,f.cols)&&i.push(c)});var j=[];a.each(f.rows,function(b,c){-1===a.inArray(c,g.rows)&&j.push(c)});var k=[];if(a.each(g.rows,function(b,c){-1===a.inArray(c,f.rows)&&k.push(c)}),this.remove_from_gridmap(c),i.length){var l=[d.col,d.row,d.size_x,Math.min(e,d.size_y),b];this.empty_cells.apply(this,l)}if(k.length){var m=[d.col,d.row,d.size_x,d.size_y,b];this.empty_cells.apply(this,m)}if(c.col=d.col,c.row=d.row,c.size_x=d.size_x,c.size_y=d.size_y,this.add_to_gridmap(d,b),b.removeClass("player-revert"),b.data("coords").update({width:d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],height:d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1]}),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),h.length){var n=[h[0],d.row,h[h.length-1]-h[0]+1,Math.min(e,d.size_y),b];this.remove_empty_cells.apply(this,n)}if(j.length){var o=[d.col,d.row,d.size_x,d.size_y,b];this.remove_empty_cells.apply(this,o)}return this.move_widget_up(b),this},h.empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c-e,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,d){var f=a(d),g=f.coords().grid;if(g.row<=c+e-1){var h=c+e-g.row;this.move_widget_down(f,h)}},this)),this.set_dom_grid_height(),this},h.remove_empty_cells=function(a,b,c,d,e){this.widgets_below({col:a,row:b,size_x:c,size_y:d});return this.set_dom_grid_height(),this},h.next_position=function(a,b){a||(a=1),b||(b=1);for(var c,e=this.gridmap,f=e.length,g=[],h=1;f>h;h++){c=e[h].length;for(var i=1;c>=i;i++){var j=this.can_move_to({size_x:a,size_y:b},h,i);j&&g.push({col:h,row:i,size_y:b,size_x:a})}}return g.length?d.sort_by_row_and_col_asc(g)[0]:!1},h.remove_by_grid=function(a,b){var c=this.is_widget(a,b);c&&this.remove_widget(c)},h.remove_widget=function(b,c,d){var e=b instanceof a?b:a(b),f=e.coords().grid;a.isFunction(c)&&(d=c,c=!1),this.cells_occupied_by_placeholder={},this.$widgets=this.$widgets.not(e);var g=this.widgets_below(e);return this.remove_from_gridmap(f),e.fadeOut(a.proxy(function(){e.remove(),c||g.each(a.proxy(function(b,c){this.move_widget_up(a(c),f.size_y)},this)),this.set_dom_grid_height(),d&&d.call(this,b)},this)),this},h.remove_all_widgets=function(b){return this.$widgets.each(a.proxy(function(a,c){this.remove_widget(c,!0,b)},this)),this},h.serialize=function(b){b||(b=this.$widgets);var c=[];b.each(a.proxy(function(b,d){"undefined"!=typeof a(d).coords().grid&&c.push(this.options.serialize_params($w,$w.coords().grid))},this))},h.serialize_changed=function(){return this.serialize(this.$changed)},h.dom_to_coords=function(a){return{col:parseInt(a.attr("data-col"),10),row:parseInt(a.attr("data-row"),10),size_x:parseInt(a.attr("data-sizex"),10)||1,size_y:parseInt(a.attr("data-sizey"),10)||1,max_size_x:parseInt(a.attr("data-max-sizex"),10)||!1,max_size_y:parseInt(a.attr("data-max-sizey"),10)||!1,min_size_x:parseInt(a.attr("data-min-sizex"),10)||!1,min_size_y:parseInt(a.attr("data-min-sizey"),10)||!1,el:a}},h.register_widget=function(b){var c=b instanceof a,d=c?this.dom_to_coords(b):b,e=!1;c||(b=d.el);var f=this.can_go_widget_up(d);if(f&&(d.row=f,b.attr("data-row",f),this.$el.trigger("gridster:positionchanged",[d]),e=!0),this.options.avoid_overlapped_widgets&&!this.can_move_to({size_x:d.size_x,size_y:d.size_y},d.col,d.row)){if(!b.hasClass(".disp_ad"))return b.remove(),!1;a.extend(d,this.next_position(d.size_x,d.size_y)),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),e=!0}return b.data("coords",b.coords()),b.data("coords").grid=d,this.add_to_gridmap(d,b),this.options.resize.enabled&&this.add_resize_handle(b),e},h.update_widget_position=function(a,b){return this.for_each_cell_occupied(a,function(a,c){return this.gridmap[a]?void(this.gridmap[a][c]=b):this}),this},h.update_widget_dimensions=function(a,b,c){return a.data("coords").update({width:b,height:c}),this},h.update_widgets_dimensions=function(){return a.each(this.$widgets,a.proxy(function(b,c){var d=a(c).coords().grid,e=d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],f=d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1];this.update_widget_dimensions(a(c),e,f)},this)),this},h.remove_from_gridmap=function(a){return this.update_widget_position(a,!1)},h.add_to_gridmap=function(a,b){this.update_widget_position(a,b||a.el)},h.draggable=function(){var b=this,c=a.extend(!0,{},this.options.draggable,{offset_left:this.options.widget_margins[0],offset_top:this.options.widget_margins[1],container_width:this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0],limit:!0,start:function(c,d){b.$widgets.filter(".player-revert").removeClass("player-revert"),b.$player=a(this),b.$helper=a(d.$helper),b.helper=!b.$helper.is(b.$player),b.on_start_drag.call(b,c,d),b.$el.trigger("gridster:dragstart")},stop:function(a,c){b.on_stop_drag.call(b,a,c),b.$el.trigger("gridster:dragstop")},drag:throttle(function(a,c){b.on_drag.call(b,a,c),b.$el.trigger("gridster:drag")},60)});this.drag_api=this.$el.dragg(c).data("drag")},h.resizable=function(){return this.resize_api=this.$el.gridDraggable({items:"."+this.options.resize.handle_class,offset_left:this.options.widget_margins[0],container_width:this.container_width,move_element:!1,resize:!0,limit:this.options.autogrow_cols?!1:!0,scroll_container:this.options.scroll_container,start:a.proxy(this.on_start_resize,this),stop:a.proxy(function(b,c){delay(a.proxy(function(){this.on_stop_resize(b,c)},this),120)},this),drag:throttle(a.proxy(this.on_resize,this),60)}),this},h.setup_resize=function(){this.resize_handle_class=this.options.resize.handle_class;var b=this.options.resize.axes,c='<span class="'+this.resize_handle_class+" "+this.resize_handle_class+'-{type}" />';return this.resize_handle_tpl=a.map(b,function(a){return c.replace("{type}",a)}).join(""),a.isArray(this.options.draggable.ignore_dragging)&&this.options.draggable.ignore_dragging.push("."+this.resize_handle_class),this},h.on_start_drag=function(b,c){this.$helper.add(this.$player).add(this.$wrapper).addClass("dragging"),this.highest_col=this.get_highest_occupied_cell().col,this.$player.addClass("player"),this.player_grid_data=this.$player.coords().grid,this.placeholder_grid_data=a.extend({},this.player_grid_data),this.set_dom_grid_height(this.$el.height()+this.player_grid_data.size_y*this.min_widget_height),this.set_dom_grid_width(this.cols);var d=this.player_grid_data.size_x,e=this.cols-this.highest_col;this.options.autogrow_cols&&d>=e&&this.add_faux_cols(Math.min(d-e,1));var f=this.faux_grid,g=this.$player.data("coords").coords;this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.last_cols=[],this.last_rows=[],this.collision_api=this.$helper.collision(f,this.options.collision),this.$preview_holder=a("<"+this.$player.get(0).tagName+" />",{"class":"preview-holder","data-row":this.$player.attr("data-row"),"data-col":this.$player.attr("data-col"),css:{width:g.width,height:g.height}}).appendTo(this.$el),this.options.draggable.start&&this.options.draggable.start.call(this,b,c)},h.on_drag=function(a,b){if(null===this.$player)return!1;var c={left:b.position.left+this.baseX,top:b.position.top+this.baseY};if(this.options.autogrow_cols){var d=this.placeholder_grid_data.col+this.placeholder_grid_data.size_x-1;d>=this.cols-1&&this.options.max_cols>=this.cols+1&&(this.add_faux_cols(1),this.set_dom_grid_width(this.cols+1),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])),this.collision_api.set_colliders(this.faux_grid)}this.colliders_data=this.collision_api.get_closest_colliders(c),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.helper&&this.$player&&this.$player.css({left:b.position.left,top:b.position.top}),this.options.draggable.drag&&this.options.draggable.drag.call(this,a,b)},h.on_stop_drag=function(a,b){this.$helper.add(this.$player).add(this.$wrapper).removeClass("dragging"),b.position.left=b.position.left+this.baseX,b.position.top=b.position.top+this.baseY,this.colliders_data=this.collision_api.get_closest_colliders(b.position),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.$player.addClass("player-revert").removeClass("player").attr({"data-col":this.placeholder_grid_data.col,"data-row":this.placeholder_grid_data.row}).css({left:"",top:""}),this.$changed=this.$changed.add(this.$player),this.cells_occupied_by_player=this.get_cells_occupied(this.placeholder_grid_data),this.set_cells_player_occupies(this.placeholder_grid_data.col,this.placeholder_grid_data.row),this.$player.coords().grid.row=this.placeholder_grid_data.row,this.$player.coords().grid.col=this.placeholder_grid_data.col,this.options.draggable.stop&&this.options.draggable.stop.call(this,a,b),this.$preview_holder.remove(),this.$player=null,this.$helper=null,this.placeholder_grid_data={},this.player_grid_data={},this.cells_occupied_by_placeholder={},this.cells_occupied_by_player={},this.w_queue={},this.set_dom_grid_height(),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.on_start_resize=function(b,c){this.$resized_widget=c.$player.closest(".gs-w"),this.resize_coords=this.$resized_widget.coords(),this.resize_wgd=this.resize_coords.grid,this.resize_initial_width=this.resize_coords.coords.width,this.resize_initial_height=this.resize_coords.coords.height,this.resize_initial_sizex=this.resize_coords.grid.size_x,this.resize_initial_sizey=this.resize_coords.grid.size_y,this.resize_initial_col=this.resize_coords.grid.col,this.resize_last_sizex=this.resize_initial_sizex,this.resize_last_sizey=this.resize_initial_sizey,this.resize_max_size_x=Math.min(this.resize_wgd.max_size_x||this.options.resize.max_size[0],this.options.max_cols-this.resize_initial_col+1),this.resize_max_size_y=this.resize_wgd.max_size_y||this.options.resize.max_size[1],this.resize_min_size_x=this.resize_wgd.min_size_x||this.options.resize.min_size[0]||1,this.resize_min_size_y=this.resize_wgd.min_size_y||this.options.resize.min_size[1]||1,this.resize_initial_last_col=this.get_highest_occupied_cell().col,this.set_dom_grid_width(this.cols),this.resize_dir={right:c.$player.is("."+this.resize_handle_class+"-x"),bottom:c.$player.is("."+this.resize_handle_class+"-y")},this.is_responsive()||this.$resized_widget.css({"min-width":this.options.widget_base_dimensions[0],"min-height":this.options.widget_base_dimensions[1]});var d=this.$resized_widget.get(0).tagName;this.$resize_preview_holder=a("<"+d+" />",{"class":"preview-holder resize-preview-holder","data-row":this.$resized_widget.attr("data-row"),"data-col":this.$resized_widget.attr("data-col"),css:{width:this.resize_initial_width,height:this.resize_initial_height}}).appendTo(this.$el),this.$resized_widget.addClass("resizing"),this.options.resize.start&&this.options.resize.start.call(this,b,c,this.$resized_widget),
-this.$el.trigger("gridster:resizestart")},h.on_stop_resize=function(b,c){this.$resized_widget.removeClass("resizing").css({width:"",height:"","min-width":"","min-height":""}),delay(a.proxy(function(){this.$resize_preview_holder.remove().css({"min-width":"","min-height":""}),this.options.resize.stop&&this.options.resize.stop.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestop")},this),300),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width)},h.on_resize=function(a,b){var c,d=b.pointer.diff_left,e=b.pointer.diff_top,f=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0],g=this.options.widget_base_dimensions[1],h=this.options.widget_margins[0],i=this.options.widget_margins[1],j=this.resize_max_size_x,k=this.resize_min_size_x,l=this.resize_max_size_y,m=this.resize_min_size_y,n=this.options.autogrow_cols,o=Math.ceil(d/(f+2*h)-.2),p=Math.ceil(e/(g+2*i)-.2),q=Math.max(1,this.resize_initial_sizex+o),r=Math.max(1,this.resize_initial_sizey+p),s=Math.floor(this.container_width/this.min_widget_width-this.resize_initial_col+1),t=s*this.min_widget_width+(s-1)*h;if(q=Math.max(Math.min(q,j),k),q=Math.min(s,q),c=j*f+(q-1)*h,max_width=Math.min(c,t),min_width=k*f+(q-1)*h,r=Math.max(Math.min(r,l),m),max_height=l*g+(r-1)*i,min_height=m*g+(r-1)*i,this.resize_dir.right?r=this.resize_initial_sizey:this.resize_dir.bottom&&(q=this.resize_initial_sizex),n){var u=this.resize_initial_col+q-1;n&&this.resize_initial_last_col<=u&&(this.set_dom_grid_width(Math.max(u+1,this.cols)),this.cols<u&&this.add_faux_cols(u-this.cols))}var v={};!this.resize_dir.bottom&&(v.width=Math.max(Math.min(this.resize_initial_width+d,max_width),min_width)),!this.resize_dir.right&&(v.height=Math.max(Math.min(this.resize_initial_height+e,max_height),min_height)),this.$resized_widget.css(v),(q!==this.resize_last_sizex||r!==this.resize_last_sizey)&&(this.resize_widget(this.$resized_widget,q,r,!1),this.set_dom_grid_width(this.cols),this.$resize_preview_holder.css({width:"",height:""}).attr({"data-row":this.$resized_widget.attr("data-row"),"data-sizex":q,"data-sizey":r})),this.options.resize.resize&&this.options.resize.resize.call(this,a,b,this.$resized_widget),this.$el.trigger("gridster:resize"),this.resize_last_sizex=q,this.resize_last_sizey=r},h.on_overlapped_column_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_columns(this.colliders_data[0].el.data.col),f=this.last_cols.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_cols)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_cols[d],e)&&(c||a.noop).call(this,this.last_cols[d]);return this.last_cols=e,this},h.on_overlapped_row_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_rows(this.colliders_data[0].el.data.row),f=this.last_rows.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_rows)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_rows[d],e)&&(c||a.noop).call(this,this.last_rows[d]);this.last_rows=e},h.set_player=function(b,c,d){var e=this,f=!1;d||this.empty_cells_player_occupies();var g=d?{col:b}:e.colliders_data[0].el.data,h=g.col,i=g.row||c;this.player_grid_data={col:h,row:i,size_y:this.player_grid_data.size_y,size_x:this.player_grid_data.size_x},this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data);var j=this.get_widgets_overlapped(this.player_grid_data),k=this.player_grid_data.size_y,l=this.player_grid_data.size_x,m=this.cells_occupied_by_placeholder,n=this;if(j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,g=m.cols[0]+l-1,o=m.rows[0]+k-1;if(d.hasClass(n.options.static_class))return!0;if(e.size_x<=l&&e.size_y<=k)if(n.is_swap_occupied(m.cols[0],e.row,e.size_x,e.size_y)||n.is_player_in(m.cols[0],e.row)||n.is_in_queue(m.cols[0],e.row,d))if(n.is_swap_occupied(g,e.row,e.size_x,e.size_y)||n.is_player_in(g,e.row)||n.is_in_queue(g,e.row,d))if(n.is_swap_occupied(e.col,m.rows[0],e.size_x,e.size_y)||n.is_player_in(e.col,m.rows[0])||n.is_in_queue(e.col,m.rows[0],d))if(n.is_swap_occupied(e.col,o,e.size_x,e.size_y)||n.is_player_in(e.col,o)||n.is_in_queue(e.col,o,d))if(n.is_swap_occupied(m.cols[0],m.rows[0],e.size_x,e.size_y)||n.is_player_in(m.cols[0],m.rows[0])||n.is_in_queue(m.cols[0],m.rows[0],d))for(var p=0;l>p;p++)for(var q=0;k>q;q++){var r=m.cols[0]+p,s=m.rows[0]+q;if(!n.is_swap_occupied(r,s,e.size_x,e.size_y)&&!n.is_player_in(r,s)&&!n.is_in_queue(r,s,d)){f=n.queue_widget(r,s,d),p=l;break}}else f=n.queue_widget(m.cols[0],m.rows[0],d);else f=n.queue_widget(e.col,o,d);else f=n.queue_widget(e.col,m.rows[0],d);else f=n.queue_widget(g,e.row,d);else f=n.queue_widget(m.cols[0],e.row,d);else n.options.shift_larger_widgets_down&&!f&&j.each(a.proxy(function(b,c){{var d=a(c);d.coords().grid}n.can_go_down(d)&&(n.move_widget_down(d,n.player_grid_data.size_y),n.set_placeholder(h,i))}));n.clean_up_changed()})),f&&this.can_placeholder_be_set(h,i,l,k)){for(var o in this.w_queue){var b=parseInt(o.split("_")[0]),c=parseInt(o.split("_")[1]);"full"!=this.w_queue[o]&&this.new_move_widget_to(this.w_queue[o],b,c)}this.set_placeholder(h,i)}if(!j.length){var p=this.can_go_player_up(this.player_grid_data);p!==!1&&(i=p),this.can_placeholder_be_set(h,i,l,k)&&this.set_placeholder(h,i)}return this.w_queue={},{col:h,row:i}},h.is_swap_occupied=function(a,b,c,d){for(var e=!1,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=h+"_"+i;if(this.is_occupied(h,i))e=!0;else if(j in this.w_queue){if("full"==this.w_queue[j]){e=!0;continue}$tw=this.w_queue[j],tgd=$tw.coords().grid,this.is_widget_under_player(tgd.col,tgd.row)||delete this.w_queue[j]}i>parseInt(this.options.max_rows)&&(e=!0),h>parseInt(this.options.max_cols)&&(e=!0),this.is_player_in(h,i)&&(e=!0)}return e},h.can_placeholder_be_set=function(a,b,c,d){for(var e=!0,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=this.is_widget(h,i);i>parseInt(this.options.max_rows)&&(e=!1),h>parseInt(this.options.max_cols)&&(e=!1),this.is_occupied(h,i)&&!this.is_widget_queued_and_can_move(j)&&(e=!1)}return e},h.queue_widget=function(a,b,c){var d=c,e=d.coords().grid,f=a+"_"+b;if(f in this.w_queue)return!1;this.w_queue[f]=d;for(var g=0;g<e.size_x;g++)for(var h=0;h<e.size_y;h++){var i=a+g,j=b+h,k=i+"_"+j;k!=f&&(this.w_queue[k]="full")}return!0},h.is_widget_queued_and_can_move=function(a){var b=!1;if(a===!1)return!1;for(var c in this.w_queue)if("full"!=this.w_queue[c]&&this.w_queue[c].attr("data-col")==a.attr("data-col")&&this.w_queue[c].attr("data-row")==a.attr("data-row")){b=!0;for(var d=this.w_queue[c],e=parseInt(c.split("_")[0]),f=parseInt(c.split("_")[1]),g=d.coords().grid,h=0;h<g.size_x;h++)for(var i=0;i<g.size_y;i++){var j=e+h,k=f+i;this.is_player_in(j,k)&&(b=!1)}}return b},h.is_in_queue=function(a,b,c){var d=!1,e=a+"_"+b;return e in this.w_queue&&("full"==this.w_queue[e]?d=!0:($tw=this.w_queue[e],tgd=$tw.coords().grid,this.is_widget_under_player(tgd.col,tgd.row)?this.w_queue[e].attr("data-col")==c.attr("data-col")&&this.w_queue[e].attr("data-row")==c.attr("data-row")?(delete this.w_queue[e],d=!1):d=!0:(delete this.w_queue[e],d=!1))),d},h.widgets_constraints=function(b){var c,e=a([]),f=[],g=[];return b.each(a.proxy(function(b,c){var d=a(c),h=d.coords().grid;this.can_go_widget_up(h)?(e=e.add(d),f.push(h)):g.push(h)},this)),c=b.not(e),{can_go_up:d.sort_by_row_asc(f),can_not_go_up:d.sort_by_row_desc(g)}},h.manage_movements=function(b,c,d){return a.each(b,a.proxy(function(a,b){var e=b,f=e.el,g=this.can_go_widget_up(e);if(g)this.move_widget_to(f,g),this.set_placeholder(c,g+e.size_y);else{var h=this.can_go_player_up(this.player_grid_data);if(!h){var i=d+this.player_grid_data.size_y-e.row;this.can_go_down(f)&&(console.log("In Move Down!"),this.move_widget_down(f,i),this.set_placeholder(c,d))}}},this)),this},h.is_player=function(a,b){if(b&&!this.gridmap[a])return!1;var c=b?this.gridmap[a][b]:a;return c&&(c.is(this.$player)||c.is(this.$helper))},h.is_player_in=function(b,c){var d=this.cells_occupied_by_player||{};return a.inArray(b,d.cols)>=0&&a.inArray(c,d.rows)>=0},h.is_placeholder_in=function(b,c){var d=this.cells_occupied_by_placeholder||{};return this.is_placeholder_in_col(b)&&a.inArray(c,d.rows)>=0},h.is_placeholder_in_col=function(b){var c=this.cells_occupied_by_placeholder||[];return a.inArray(b,c.cols)>=0},h.is_empty=function(a,b){return"undefined"!=typeof this.gridmap[a]?"undefined"!=typeof this.gridmap[a][b]&&this.gridmap[a][b]===!1?!0:!1:!0},h.is_occupied=function(a,b){return this.gridmap[a]&&this.gridmap[a][b]?!0:!1},h.is_widget=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c?c:!1):!1},h.is_static=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c&&c.hasClass(this.options.static_class)?!0:!1):!1},h.is_widget_under_player=function(a,b){return this.is_widget(a,b)?this.is_player_in(a,b):!1},h.get_widgets_under_player=function(b){b||(b=this.cells_occupied_by_player||{cols:[],rows:[]});var c=a([]);return a.each(b.cols,a.proxy(function(d,e){a.each(b.rows,a.proxy(function(a,b){this.is_widget(e,b)&&(c=c.add(this.gridmap[e][b]))},this))},this)),c},h.set_placeholder=function(b,c){var d=a.extend({},this.placeholder_grid_data),e=this.widgets_below({col:d.col,row:d.row,size_y:d.size_y,size_x:d.size_x}),f=b+d.size_x-1;f>this.cols&&(b-=f-b);var g=this.placeholder_grid_data.row<c,h=this.placeholder_grid_data.col!==b;this.placeholder_grid_data.col=b,this.placeholder_grid_data.row=c,this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.$preview_holder.attr({"data-row":c,"data-col":b}),(g||h)&&e.each(a.proxy(function(b,c){$w=a(c),wgd=$w.coords().grid;var d=this.can_go_widget_up(wgd);d&&this.move_widget_to($w,d)},this));var i=this.get_widgets_under_player(this.cells_occupied_by_placeholder);i.length&&i.each(a.proxy(function(b,e){var f=a(e);this.move_widget_down(f,c+d.size_y-f.data("coords").grid.row)},this))},h.can_go_player_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4,f=this.get_widgets_under_player();return this.for_each_column_occupied(a,function(a){var g=this.gridmap[a],h=b+1;for(d[a]=[];--h>0&&(this.is_empty(a,h)||this.is_player(a,h)||this.is_widget(a,h)&&g[h].is(f));)d[a].push(h),e=e>h?h:e;return 0===d[a].length?(c=!1,!0):void d[a].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.can_go_widget_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4;return this.for_each_column_occupied(a,function(f){var g=this.gridmap[f];d[f]=[];for(var h=b+1;--h>0&&(!this.is_widget(f,h)||this.is_player_in(f,h)||g[h].is(a.el));)this.is_player(f,h)||this.is_placeholder_in(f,h)||this.is_player_in(f,h)||d[f].push(h),e>h&&(e=h);return 0===d[f].length?(c=!1,!0):void d[f].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.get_valid_rows=function(b,c,d){for(var e=b.row,f=b.row+b.size_y-1,g=b.size_y,h=d-1,i=[];++h<=f;){var j=!0;if(a.each(c,function(b,c){a.isArray(c)&&-1===a.inArray(h,c)&&(j=!1)}),j===!0&&(i.push(h),i.length===g))break}var k=!1;return 1===g?i[0]!==e&&(k=i[0]||!1):i[0]!==e&&(k=this.get_consecutive_numbers_index(i,g)),k},h.get_consecutive_numbers_index=function(a,b){for(var c=a.length,d=[],e=!0,f=-1,g=0;c>g;g++){if(e||a[g]===f+1){if(d.push(g),d.length===b)break;e=!1}else d=[],e=!0;f=a[g]}return d.length>=b?a[d[0]]:!1},h.get_widgets_overlapped=function(){var b=a([]),c=[],d=this.cells_occupied_by_player.rows.slice(0);return d.reverse(),a.each(this.cells_occupied_by_player.cols,a.proxy(function(e,f){a.each(d,a.proxy(function(d,e){if(!this.gridmap[f])return!0;var g=this.gridmap[f][e];this.is_occupied(f,e)&&!this.is_player(g)&&-1===a.inArray(g,c)&&(b=b.add(g),c.push(g))},this))},this)),b},h.on_start_overlapping_column=function(a){this.set_player(a,!1)},h.on_start_overlapping_row=function(a){this.set_player(!1,a)},h.on_stop_overlapping_column=function(a){var b=this;this.options.shift_larger_widgets_down&&this.for_each_widget_below(a,this.cells_occupied_by_player.rows[0],function(a,c){b.move_widget_up(this,b.player_grid_data.size_y)})},h.on_stop_overlapping_row=function(a){var b=this,c=this.cells_occupied_by_player.cols;if(this.options.shift_larger_widgets_down)for(var d=0,e=c.length;e>d;d++)this.for_each_widget_below(c[d],a,function(a,c){console.log("from_on_stop_overlapping_row"),b.move_widget_up(this,b.player_grid_data.size_y)})},h.new_move_widget_to=function(a,b,c){var d=a.coords().grid;return this.remove_from_gridmap(d),d.row=c,d.col=b,this.add_to_gridmap(d),a.attr("data-row",c),a.attr("data-col",b),this.update_widget_position(d,a),this.$changed=this.$changed.add(a),this},h.move_widget=function(a,b,c,d){var e=a.coords().grid,f={col:b,row:c,size_x:e.size_x,size_y:e.size_y};return this.mutate_widget_in_gridmap(a,e,f),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,f.col,f.row),a},h.move_widget_to=function(b,c){var d=this,e=b.coords().grid,f=(c-e.row,this.widgets_below(b)),g=this.can_move_to(e,e.col,c,b);return g===!1?!1:(this.remove_from_gridmap(e),e.row=c,this.add_to_gridmap(e),b.attr("data-row",c),this.$changed=this.$changed.add(b),f.each(function(b,c){var e=a(c),f=e.coords().grid,g=d.can_go_widget_up(f);g&&g!==f.row&&d.move_widget_to(e,g)}),this)},h.move_widget_up=function(b,c){var d=b.coords().grid,e=d.row,f=[];return c||(c=1),this.can_go_up(b)?void this.for_each_column_occupied(d,function(d){if(-1===a.inArray(b,f)){var g=b.coords().grid,h=e-c;if(h=this.can_go_up_to_row(g,d,h),!h)return!0;{this.widgets_below(b)}this.remove_from_gridmap(g),g.row=h,this.add_to_gridmap(g),b.attr("data-row",g.row),this.$changed=this.$changed.add(b),f.push(b)}}):!1},h.move_widget_down=function(b,c){var d,e,f,g;if(0>=c)return!1;if(d=b.coords().grid,e=d.row,f=[],g=c,!b)return!1;if(-1===a.inArray(b,f)){var h=b.coords().grid,i=e+c,j=this.widgets_below(b);this.remove_from_gridmap(h),j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.displacement_diff(e,h,g);f>0&&this.move_widget_down(d,f)},this)),h.row=i,this.update_widget_position(h,b),b.attr("data-row",h.row),this.$changed=this.$changed.add(b),f.push(b)}},h.can_go_up_to_row=function(b,c,d){var e,f=this.gridmap,g=!0,h=[],i=b.row;if(this.for_each_column_occupied(b,function(a){f[a];for(h[a]=[],e=i;e--&&this.is_empty(a,e)&&!this.is_placeholder_in(a,e);)h[a].push(e);return h[a].length?void 0:(g=!1,!0)}),!g)return!1;for(e=d,e=1;i>e;e++){for(var j=!0,k=0,l=h.length;l>k;k++)h[k]&&-1===a.inArray(e,h[k])&&(j=!1);if(j===!0){g=e;break}}return g},h.displacement_diff=function(a,b,c){var d=a.row,e=[],f=b.row+b.size_y;this.for_each_column_occupied(a,function(a){for(var b=0,c=f;d>c;c++)this.is_empty(a,c)&&(b+=1);e.push(b)});var g=Math.max.apply(Math,e);return c-=g,c>0?c:0},h.widgets_below=function(b){var c=a.isPlainObject(b)?b:b.coords().grid,e=this,f=(this.gridmap,c.row+c.size_y-1),g=a([]);return this.for_each_column_occupied(c,function(b){e.for_each_widget_below(b,f,function(b,c){return e.is_player(this)||-1!==a.inArray(this,g)?void 0:(g=g.add(this),!0)})}),d.sort_by_row_asc(g)},h.set_cells_player_occupies=function(a,b){return this.remove_from_gridmap(this.placeholder_grid_data),this.placeholder_grid_data.col=a,this.placeholder_grid_data.row=b,this.add_to_gridmap(this.placeholder_grid_data,this.$player),this},h.empty_cells_player_occupies=function(){return this.remove_from_gridmap(this.placeholder_grid_data),this},h.can_go_down=function(b){var c=!0,d=this;return b.hasClass(this.options.static_class)&&(c=!1),this.widgets_below(b).each(function(){a(this).hasClass(d.options.static_class)&&(c=!1)}),c},h.can_go_up=function(a){var b=a.coords().grid,c=b.row,d=c-1,e=(this.gridmap,!0);return 1===c?!1:(this.for_each_column_occupied(b,function(a){this.is_widget(a,d);return this.is_occupied(a,d)||this.is_player(a,d)||this.is_placeholder_in(a,d)||this.is_player_in(a,d)?(e=!1,!0):void 0}),e)},h.can_move_to=function(a,b,c,d){var e=(this.gridmap,a.el),f={size_y:a.size_y,size_x:a.size_x,col:b,row:c},g=!0,h=b+a.size_x-1;return h>this.cols?!1:d&&d<c+a.size_y-1?!1:(this.for_each_cell_occupied(f,function(b,c){var d=this.is_widget(b,c);!d||a.el&&!d.is(e)||(g=!1)}),g)},h.get_targeted_columns=function(a){for(var b=(a||this.player_grid_data.col)+(this.player_grid_data.size_x-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_targeted_rows=function(a){for(var b=(a||this.player_grid_data.row)+(this.player_grid_data.size_y-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_cells_occupied=function(b){var c,d={cols:[],rows:[]};for(arguments[1]instanceof a&&(b=arguments[1].coords().grid),c=0;c<b.size_x;c++){var e=b.col+c;d.cols.push(e)}for(c=0;c<b.size_y;c++){var f=b.row+c;d.rows.push(f)}return d},h.for_each_cell_occupied=function(a,b){return this.for_each_column_occupied(a,function(c){this.for_each_row_occupied(a,function(a){b.call(this,c,a)})}),this},h.for_each_column_occupied=function(a,b){for(var c=0;c<a.size_x;c++){var d=a.col+c;b.call(this,d,a)}},h.for_each_row_occupied=function(a,b){for(var c=0;c<a.size_y;c++){var d=a.row+c;b.call(this,d,a)}},h.clean_up_changed=function(){$gr=this,$gr.$changed.each(function(){$gr.options.shift_larger_widgets_down&&$gr.move_widget_up(a(this))})},h._traversing_widgets=function(b,c,d,e,f){var g=this.gridmap;if(g[d]){var h,i,j=b+"/"+c;if(arguments[2]instanceof a){var k=arguments[2].coords().grid;d=k.col,e=k.row,f=arguments[3]}var l=[],m=e,n={"for_each/above":function(){for(;m--&&!(m>0&&this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]),h)););},"for_each/below":function(){for(m=e+1,i=g[d].length;i>m;m++)this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]))}};n[j]&&n[j].call(this)}},h.for_each_widget_above=function(a,b,c){return this._traversing_widgets("for_each","above",a,b,c),this},h.for_each_widget_below=function(a,b,c){return this._traversing_widgets("for_each","below",a,b,c),this},h.get_highest_occupied_cell=function(){for(var a,b=this.gridmap,c=b[1].length,d=[],e=[],f=b.length-1;f>=1;f--)for(a=c-1;a>=1;a--)if(this.is_widget(f,a)){d.push(a),e.push(f);break}return{col:Math.max.apply(Math,e),row:Math.max.apply(Math,d)}},h.get_widgets_from=function(b,c){var d=(this.gridmap,a());return b&&(d=d.add(this.$widgets.filter(function(){var c=a(this).attr("data-col");return c===b||c>b}))),c&&(d=d.add(this.$widgets.filter(function(){var b=a(this).attr("data-row");return b===c||b>c}))),d},h.set_dom_grid_height=function(a){if("undefined"==typeof a){var b=this.get_highest_occupied_cell().row;a=(b+1)*this.options.widget_margins[1]+b*this.min_widget_height}return this.container_height=a,this.$el.css("height",this.container_height),this},h.set_dom_grid_width=function(a){"undefined"==typeof a&&(a=this.get_highest_occupied_cell().col);var b=this.options.autogrow_cols?this.options.max_cols:this.cols;return a=Math.min(b,Math.max(a,this.options.min_cols)),this.container_width=(a+1)*this.options.widget_margins[0]+a*this.min_widget_width,this.is_responsive()?(this.$el.css({"min-width":"100vw","max-width":"100vw"}),this):(this.$el.css("width",this.container_width),this)},h.is_responsive=function(){return this.options.autogenerate_stylesheet&&"auto"===this.options.widget_base_dimensions[0]&&this.options.max_cols!==1/0},h.get_responsive_col_width=function(){var a=this.cols||this.options.max_cols;return(this.$el.width()-(a+1)*this.options.widget_margins[0])/a},h.resize_responsive_layout=function(){return this.min_widget_width=this.get_responsive_col_width(),this.generate_stylesheet(),this.update_widgets_dimensions(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this},h.toggle_collapsed_grid=function(a,b){return a?(this.$widgets.css({"margin-top":b.widget_margins[0],"margin-bottom":b.widget_margins[0],"min-height":b.widget_base_dimensions[1]}),this.$el.addClass("collapsed"),this.resize_api&&this.disable_resize(),this.drag_api&&this.disable()):(this.$widgets.css({"margin-top":"auto","margin-bottom":"auto","min-height":"auto"}),this.$el.removeClass("collapsed"),this.resize_api&&this.enable_resize(),this.drag_api&&this.enable()),this},h.generate_stylesheet=function(b){var c,e="",f=this.options.max_size_x||this.cols,g=this.is_responsive()&&this.options.responsive_breakpoint&&a(window).width()<this.options.responsive_breakpoint;b||(b={}),b.cols||(b.cols=this.cols),b.rows||(b.rows=this.rows),b.namespace||(b.namespace=this.options.namespace),b.widget_base_dimensions||(b.widget_base_dimensions=this.options.widget_base_dimensions),b.widget_margins||(b.widget_margins=this.options.widget_margins),this.is_responsive()&&(b.widget_base_dimensions=[this.get_responsive_col_width(),b.widget_base_dimensions[1]],this.toggle_collapsed_grid(g,b));var h=a.param(b);if(a.inArray(h,d.generated_stylesheets)>=0)return!1;for(this.generated_stylesheets.push(h),d.generated_stylesheets.push(h),c=1;c<=b.cols+1;c++)e+=b.namespace+' [data-col="'+c+'"] { left:'+(g?this.options.widget_margins[0]:c*b.widget_margins[0]+(c-1)*b.widget_base_dimensions[0])+"px; }\n";for(c=1;c<=b.rows+1;c++)e+=b.namespace+' [data-row="'+c+'"] { top:'+(c*b.widget_margins[1]+(c-1)*b.widget_base_dimensions[1])+"px; }\n";for(var i=1;i<=b.rows;i++)e+=b.namespace+' [data-sizey="'+i+'"] { height:'+(g?"auto":i*b.widget_base_dimensions[1]+(i-1)*b.widget_margins[1])+"px; }\n";for(var j=1;f>=j;j++)e+=b.namespace+' [data-sizex="'+j+'"] { width:'+(g?a(window).width()-2*this.options.widget_margins[0]:j*b.widget_base_dimensions[0]+(j-1)*b.widget_margins[0])+"px; }\n";return this.remove_style_tags(),this.add_style_tag(e)},h.add_style_tag=function(a){var b=document;if(!document.getElementById("gridster-stylesheet")){var c=b.createElement("style");c.id="gridster-stylesheet",b.getElementsByTagName("head")[0].appendChild(c),c.setAttribute("type","text/css"),c.styleSheet?c.styleSheet.cssText=a:c.appendChild(document.createTextNode(a)),this.remove_style_tags(),this.$style_tags=this.$style_tags.add(c)}return this},h.remove_style_tags=function(){var b=d.generated_stylesheets,c=this.generated_stylesheets;this.$style_tags.remove(),d.generated_stylesheets=a.map(b,function(b){return-1===a.inArray(b,c)?b:void 0})},h.generate_faux_grid=function(a,b){this.faux_grid=[],this.gridmap=[];var c,d;for(c=b;c>0;c--)for(this.gridmap[c]=[],d=a;d>0;d--)this.add_faux_cell(d,c);return this},h.add_faux_cell=function(b,c){var d=a({left:this.baseX+(c-1)*this.min_widget_width,top:this.baseY+(b-1)*this.min_widget_height,width:this.min_widget_width,height:this.min_widget_height,col:c,row:b,original_col:c,original_row:b}).coords();return a.isArray(this.gridmap[c])||(this.gridmap[c]=[]),"undefined"==typeof this.gridmap[c][b]&&(this.gridmap[c][b]=!1),this.faux_grid.push(d),this},h.add_faux_rows=function(a){a=window.parseInt(a,10);for(var b=this.rows,c=b+parseInt(a||1),d=c;d>b;d--)for(var e=this.cols;e>=1;e--)this.add_faux_cell(d,e);return this.rows=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.add_faux_cols=function(a){a=window.parseInt(a,10);var b=this.cols,c=b+parseInt(a||1);c=Math.min(c,this.options.max_cols);for(var d=b+1;c>=d;d++)for(var e=this.rows;e>=1;e--)this.add_faux_cell(e,d);return this.cols=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.recalculate_faux_grid=function(){var b=this.$wrapper.width();return this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,a.each(this.faux_grid,a.proxy(function(a,b){this.faux_grid[a]=b.update({left:this.baseX+(b.data.col-1)*this.min_widget_width,top:this.baseY+(b.data.row-1)*this.min_widget_height})},this)),this.is_responsive()&&this.resize_responsive_layout(),this.options.center_widgets&&this.center_widgets(),this},h.resize_widget_dimensions=function(b){return b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this},h.get_widgets_from_DOM=function(){var b=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));b=d.sort_by_row_and_col_asc(b);var c=a(b).map(a.proxy(function(a,b){return this.register_widget(b)||null},this));return c.length&&this.$el.trigger("gridster:positionschanged"),this},h.set_num_columns=function(b){var c=this.options.max_cols,d=Math.floor(b/(this.min_widget_width+this.options.widget_margins[0]))+this.options.extra_cols,e=this.$widgets.map(function(){return a(this).attr("data-col")}).get();e.length||(e=[0]);var f=Math.max.apply(Math,e);this.cols=Math.max(f,d,this.options.min_cols),c!==1/0&&c>=f&&c<this.cols&&(this.cols=c),this.drag_api&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.generate_grid_and_stylesheet=function(){var b=this.$wrapper.width();this.set_num_columns(b);var c=this.options.extra_rows;return this.$widgets.each(function(b,d){c+=+a(d).attr("data-sizey")}),this.rows=this.options.max_rows,this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this.generate_faux_grid(this.rows,this.cols)},h.destroy=function(b){return this.$el.removeData("gridster"),a.each(this.$widgets,function(){a(this).removeData("coords")}),f.unbind(".gridster"),this.drag_api&&this.drag_api.destroy(),this.resize_api&&this.resize_api.destroy(),this.$widgets.each(function(b,c){a(c).coords().destroy()}),this.resize_api&&this.resize_api.destroy(),this.remove_style_tags(),b&&this.$el.remove(),this},a.fn.gridster=function(b){return this.each(function(){var c=a(this);c.data("gridster")||c.data("gridster",new d(this,b))})},d}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery"),require("./jquery-gridster.js")):"function"==typeof define&&define.amd?define(["jquery","gridster"],b):a.Gridster=b(a.$||a.jQuery,a.Gridster)}(this,function(a,b){var c=b.prototype;return c.widgets_in_col=function(a){if(!this.gridmap[a])return!1;for(var b=this.gridmap[a].length-1;b>=0;b--)if(this.is_widget(a,b)!==!1)return!0;return!1},c.widgets_in_row=function(a){for(var 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c={items:"li",distance:1,limit:!0,offset_left:0,autoscroll:!0,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON"],handle:null,container_width:0,move_element:!0,helper:!1,remove_helper:!0},d=a(window),e={x:"left",y:"top"},f=!!("ontouchstart"in window),g=function(a){return a.charAt(0).toUpperCase()+a.slice(1)},h=0,i=function(){return++h+""};b.defaults=c;var j=b.prototype;return j.init=function(){var b=this.$container.css("position");this.calculate_dimensions(),this.$container.css("position","static"===b?"relative":b),this.disabled=!1,this.events(),d.bind(this.nsEvent("resize"),throttle(a.proxy(this.calculate_dimensions,this),200))},j.nsEvent=function(a){return(a||"")+this.ns},j.events=function(){this.pointer_events={start:this.nsEvent("touchstart")+" "+this.nsEvent("mousedown"),move:this.nsEvent("touchmove")+" "+this.nsEvent("mousemove"),end:this.nsEvent("touchend")+" 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b.row||(b=a(b).coords().grid,c=a(c).coords().grid),b=e(b),c=e(c),b.row>c.row?1:-1})},d.sort_by_row_and_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row>b.row||a.row===b.row&&a.col>b.col?1:-1})},d.sort_by_col_asc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.col>b.col?1:-1})},d.sort_by_row_desc=function(a){return a=a.sort(function(a,b){return a=e(a),b=e(b),a.row+a.size_y<b.row+b.size_y?1:-1})};var h=d.prototype;return h.init=function(){this.options.resize.enabled&&this.setup_resize(),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this.$wrapper.addClass("ready"),this.draggable(),this.options.resize.enabled&&this.resizable(),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),f.bind("resize.gridster",throttle(a.proxy(this.recalculate_faux_grid,this),200))},h.disable=function(){return this.$wrapper.find(".player-revert").removeClass("player-revert"),this.drag_api.disable(),this},h.enable=function(){return this.drag_api.enable(),this},h.disable_resize=function(){return this.$el.addClass("gs-resize-disabled"),this.resize_api.disable(),this},h.enable_resize=function(){return this.$el.removeClass("gs-resize-disabled"),this.resize_api.enable(),this},h.add_widget=function(b,c,d,e,f,g,h,i){var j;c||(c=1),d||(d=1),!e&!f?j=this.next_position(c,d):(j={col:e,row:f,size_x:c,size_y:d},this.empty_cells(e,f,c,d));var k=a(b).attr({"data-col":j.col,"data-row":j.row,"data-sizex":c,"data-sizey":d}).addClass("gs-w").appendTo(this.$el).hide();return this.$widgets=this.$widgets.add(k),this.$changed=this.$changed.add(k),this.register_widget(k),this.add_faux_rows(j.size_y),g&&this.set_widget_max_size(k,g),h&&this.set_widget_min_size(k,h),this.set_dom_grid_width(),this.set_dom_grid_height(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this.options.center_widgets&&setTimeout(a.proxy(function(){this.center_widgets()},this),0),k.fadeIn({complete:function(){i&&i.call(this)}})},h.set_widget_min_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.min_size_x=b[0],c.min_size_y=b[1],this},h.set_widget_max_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.max_size_x=b[0],c.max_size_y=b[1],this},h.add_resize_handle=function(b){var c=this.options.resize.handle_append_to?a(this.options.resize.handle_append_to,b):b;return 0===c.children("span[class~='"+this.resize_handle_class+"']").length&&a(this.resize_handle_tpl).appendTo(c),this},h.resize_widget=function(a,b,c,d,e){{var f=a.coords().grid,g=f.col;this.options.max_cols}d!==!1&&(d=!0);var h=f.size_y,i=f.col,j=i;if(b||(b=f.size_x),c||(c=f.size_y),d&&i+b-1>this.cols){var k=i+(b-1)-this.cols,l=i-k;j=Math.max(1,l)}c>h&&this.add_faux_rows(Math.max(c-h,0));var m=g+b-1;m>this.cols&&this.add_faux_cols(m-this.cols);var n={col:j,row:f.row,size_x:b,size_y:c};return this.mutate_widget_in_gridmap(a,f,n),this.set_dom_grid_height(),this.set_dom_grid_width(),e&&e.call(this,n.size_x,n.size_y),a},h.expand_widget=function(b,c,d,e,f){var g=b.coords().grid,h=Math.floor((a(window).width()-2*this.options.widget_margins[0])/this.min_widget_width);c=c||Math.min(h,this.cols),d||(d=g.size_y);var i=g.size_y;b.attr("pre_expand_col",g.col),b.attr("pre_expand_sizex",g.size_x),b.attr("pre_expand_sizey",g.size_y);var j=e||1;d>i&&this.add_faux_rows(Math.max(d-i,0));var k={col:j,row:g.row,size_x:c,size_y:d};return this.mutate_widget_in_gridmap(b,g,k),this.set_dom_grid_height(),this.set_dom_grid_width(),f&&f.call(this,k.size_x,k.size_y),b},h.collapse_widget=function(a,b){var c=a.coords().grid,d=parseInt(a.attr("pre_expand_sizex")),e=parseInt(a.attr("pre_expand_sizey")),f=parseInt(a.attr("pre_expand_col")),g={col:f,row:c.row,size_x:d,size_y:e};return this.mutate_widget_in_gridmap(a,c,g),this.set_dom_grid_height(),this.set_dom_grid_width(),b&&b.call(this,g.size_x,g.size_y),a},h.fit_to_content=function(a,b,c,d){var e=a.coords().grid,f=this.$wrapper.width(),g=this.$wrapper.height(),h=this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0],i=this.options.widget_base_dimensions[1]+2*this.options.widget_margins[1],j=Math.ceil((f+2*this.options.widget_margins[0])/h),k=Math.ceil((g+2*this.options.widget_margins[1])/i),l={col:e.col,row:e.row,size_x:Math.min(b,j),size_y:Math.min(c,k)};return this.mutate_widget_in_gridmap(a,e,l),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,l.size_x,l.size_y),a},h.center_widgets=debounce(function(){var b,c=this.$wrapper.width();b=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0];var d=2*Math.floor(Math.max(Math.floor(c/b),this.min_col_count)/2);this.options.min_cols=d,this.options.max_cols=d,this.options.extra_cols=0,this.options.max_size_x=d,this.set_dom_grid_width(d),this.cols=d;var e=(d-this.prev_col_count)/2;return 0>e?(this.get_min_col()>-1*e?this.shift_cols(e):this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)):e>0?(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.shift_cols(e)},this),0)):(this.resize_widget_dimensions(this.options),setTimeout(a.proxy(function(){this.resize_widget_dimensions(this.options)},this),0)),this.prev_col_count=d,this},200),h.get_min_col=function(){return Math.min.apply(Math,this.$widgets.map(a.proxy(function(b,c){return this.get_cells_occupied(a(c).coords().grid).cols},this)).get())},h.shift_cols=function(b){var c=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));c=d.sort_by_row_and_col_asc(c),c.each(a.proxy(function(c,d){var e=a(d.el),f=e.coords().grid,g=parseInt(e.attr("data-col")),h={col:Math.max(Math.round(g+b),1),row:f.row,size_x:f.size_x,size_y:f.size_y};setTimeout(a.proxy(function(){this.mutate_widget_in_gridmap(e,f,h)},this),0)},this))},h.resize_widget_dimensions=function(b){b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.min_widget_width=2*this.options.widget_margins[0]+this.options.widget_base_dimensions[0],this.min_widget_height=2*this.options.widget_margins[1]+this.options.widget_base_dimensions[1];this.serialize();return this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this},h.mutate_widget_in_gridmap=function(b,c,d){var e=c.size_y,f=this.get_cells_occupied(c),g=this.get_cells_occupied(d),h=[];a.each(f.cols,function(b,c){-1===a.inArray(c,g.cols)&&h.push(c)});var i=[];a.each(g.cols,function(b,c){-1===a.inArray(c,f.cols)&&i.push(c)});var j=[];a.each(f.rows,function(b,c){-1===a.inArray(c,g.rows)&&j.push(c)});var k=[];if(a.each(g.rows,function(b,c){-1===a.inArray(c,f.rows)&&k.push(c)}),this.remove_from_gridmap(c),i.length){var l=[d.col,d.row,d.size_x,Math.min(e,d.size_y),b];this.empty_cells.apply(this,l)}if(k.length){var m=[d.col,d.row,d.size_x,d.size_y,b];this.empty_cells.apply(this,m)}if(c.col=d.col,c.row=d.row,c.size_x=d.size_x,c.size_y=d.size_y,this.add_to_gridmap(d,b),b.removeClass("player-revert"),b.data("coords").update({width:d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],height:d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1]}),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),h.length){var n=[h[0],d.row,h[h.length-1]-h[0]+1,Math.min(e,d.size_y),b];this.remove_empty_cells.apply(this,n)}if(j.length){var o=[d.col,d.row,d.size_x,d.size_y,b];this.remove_empty_cells.apply(this,o)}return this.move_widget_up(b),this},h.empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c-e,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,d){var f=a(d),g=f.coords().grid;if(g.row<=c+e-1){var h=c+e-g.row;this.move_widget_down(f,h)}},this)),this.set_dom_grid_height(),this},h.remove_empty_cells=function(a,b,c,d,e){this.widgets_below({col:a,row:b,size_x:c,size_y:d});return this.set_dom_grid_height(),this},h.next_position=function(a,b){a||(a=1),b||(b=1);for(var c,e=this.gridmap,f=e.length,g=[],h=1;f>h;h++){c=e[h].length;for(var i=1;c>=i;i++){var j=this.can_move_to({size_x:a,size_y:b},h,i);j&&g.push({col:h,row:i,size_y:b,size_x:a})}}return g.length?d.sort_by_row_and_col_asc(g)[0]:!1},h.remove_by_grid=function(a,b){var c=this.is_widget(a,b);c&&this.remove_widget(c)},h.remove_widget=function(b,c,d){var e=b instanceof a?b:a(b),f=e.coords().grid;a.isFunction(c)&&(d=c,c=!1),this.cells_occupied_by_placeholder={},this.$widgets=this.$widgets.not(e);var g=this.widgets_below(e);return this.remove_from_gridmap(f),e.fadeOut(a.proxy(function(){e.remove(),c||g.each(a.proxy(function(b,c){this.move_widget_up(a(c),f.size_y)},this)),this.set_dom_grid_height(),d&&d.call(this,b)},this)),this},h.remove_all_widgets=function(b){return this.$widgets.each(a.proxy(function(a,c){this.remove_widget(c,!0,b)},this)),this},h.serialize=function(b){b||(b=this.$widgets);var c=[];b.each(a.proxy(function(b,d){var e=a(d);"undefined"!=typeof e.coords().grid&&c.push(this.options.serialize_params(e,e.coords().grid))},this))},h.serialize_changed=function(){return this.serialize(this.$changed)},h.dom_to_coords=function(a){return{col:parseInt(a.attr("data-col"),10),row:parseInt(a.attr("data-row"),10),size_x:parseInt(a.attr("data-sizex"),10)||1,size_y:parseInt(a.attr("data-sizey"),10)||1,max_size_x:parseInt(a.attr("data-max-sizex"),10)||!1,max_size_y:parseInt(a.attr("data-max-sizey"),10)||!1,min_size_x:parseInt(a.attr("data-min-sizex"),10)||!1,min_size_y:parseInt(a.attr("data-min-sizey"),10)||!1,el:a}},h.register_widget=function(b){var c=b instanceof a,d=c?this.dom_to_coords(b):b,e=!1;c||(b=d.el);var f=this.can_go_widget_up(d);if(f&&(d.row=f,b.attr("data-row",f),this.$el.trigger("gridster:positionchanged",[d]),e=!0),this.options.avoid_overlapped_widgets&&!this.can_move_to({size_x:d.size_x,size_y:d.size_y},d.col,d.row)){if(!b.hasClass(".disp_ad"))return b.remove(),!1;a.extend(d,this.next_position(d.size_x,d.size_y)),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),e=!0}return b.data("coords",b.coords()),b.data("coords").grid=d,this.add_to_gridmap(d,b),this.options.resize.enabled&&this.add_resize_handle(b),e},h.update_widget_position=function(a,b){return this.for_each_cell_occupied(a,function(a,c){return this.gridmap[a]?void(this.gridmap[a][c]=b):this}),this},h.update_widget_dimensions=function(a,b,c){return a.data("coords").update({width:b,height:c}),this},h.update_widgets_dimensions=function(){return a.each(this.$widgets,a.proxy(function(b,c){var d=a(c).coords().grid,e=d.size_x*(this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0])+(d.size_x-1)*this.options.widget_margins[0],f=d.size_y*this.options.widget_base_dimensions[1]+(d.size_y-1)*this.options.widget_margins[1];this.update_widget_dimensions(a(c),e,f)},this)),this},h.remove_from_gridmap=function(a){return this.update_widget_position(a,!1)},h.add_to_gridmap=function(a,b){this.update_widget_position(a,b||a.el)},h.draggable=function(){var b=this,c=a.extend(!0,{},this.options.draggable,{offset_left:this.options.widget_margins[0],offset_top:this.options.widget_margins[1],container_width:this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0],limit:!0,start:function(c,d){b.$widgets.filter(".player-revert").removeClass("player-revert"),b.$player=a(this),b.$helper=a(d.$helper),b.helper=!b.$helper.is(b.$player),b.on_start_drag.call(b,c,d),b.$el.trigger("gridster:dragstart")},stop:function(a,c){b.on_stop_drag.call(b,a,c),b.$el.trigger("gridster:dragstop")},drag:throttle(function(a,c){b.on_drag.call(b,a,c),b.$el.trigger("gridster:drag")},60)});this.drag_api=this.$el.dragg(c).data("drag")},h.resizable=function(){return this.resize_api=this.$el.gridDraggable({items:"."+this.options.resize.handle_class,offset_left:this.options.widget_margins[0],container_width:this.container_width,move_element:!1,resize:!0,limit:this.options.autogrow_cols?!1:!0,scroll_container:this.options.scroll_container,start:a.proxy(this.on_start_resize,this),stop:a.proxy(function(b,c){delay(a.proxy(function(){this.on_stop_resize(b,c)},this),120)},this),drag:throttle(a.proxy(this.on_resize,this),60)}),this},h.setup_resize=function(){this.resize_handle_class=this.options.resize.handle_class;var b=this.options.resize.axes,c='<span class="'+this.resize_handle_class+" "+this.resize_handle_class+'-{type}" />';return this.resize_handle_tpl=a.map(b,function(a){return c.replace("{type}",a)}).join(""),a.isArray(this.options.draggable.ignore_dragging)&&this.options.draggable.ignore_dragging.push("."+this.resize_handle_class),this},h.on_start_drag=function(b,c){this.$helper.add(this.$player).add(this.$wrapper).addClass("dragging"),this.highest_col=this.get_highest_occupied_cell().col,this.$player.addClass("player"),this.player_grid_data=this.$player.coords().grid,this.placeholder_grid_data=a.extend({},this.player_grid_data),this.set_dom_grid_height(this.$el.height()+this.player_grid_data.size_y*this.min_widget_height),this.set_dom_grid_width(this.cols);var d=this.player_grid_data.size_x,e=this.cols-this.highest_col;this.options.autogrow_cols&&d>=e&&this.add_faux_cols(Math.min(d-e,1));var f=this.faux_grid,g=this.$player.data("coords").coords;this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.last_cols=[],this.last_rows=[],this.collision_api=this.$helper.collision(f,this.options.collision),this.$preview_holder=a("<"+this.$player.get(0).tagName+" />",{"class":"preview-holder","data-row":this.$player.attr("data-row"),"data-col":this.$player.attr("data-col"),css:{width:g.width,height:g.height}}).appendTo(this.$el),this.options.draggable.start&&this.options.draggable.start.call(this,b,c)},h.on_drag=function(a,b){if(null===this.$player)return!1;var c={left:b.position.left+this.baseX,top:b.position.top+this.baseY};if(this.options.autogrow_cols){var d=this.placeholder_grid_data.col+this.placeholder_grid_data.size_x-1;d>=this.cols-1&&this.options.max_cols>=this.cols+1&&(this.add_faux_cols(1),this.set_dom_grid_width(this.cols+1),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])),this.collision_api.set_colliders(this.faux_grid)}this.colliders_data=this.collision_api.get_closest_colliders(c),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.helper&&this.$player&&this.$player.css({left:b.position.left,top:b.position.top}),this.options.draggable.drag&&this.options.draggable.drag.call(this,a,b)},h.on_stop_drag=function(a,b){this.$helper.add(this.$player).add(this.$wrapper).removeClass("dragging"),b.position.left=b.position.left+this.baseX,b.position.top=b.position.top+this.baseY,this.colliders_data=this.collision_api.get_closest_colliders(b.position),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.$player.addClass("player-revert").removeClass("player").attr({"data-col":this.placeholder_grid_data.col,"data-row":this.placeholder_grid_data.row}).css({left:"",top:""}),this.$changed=this.$changed.add(this.$player),this.cells_occupied_by_player=this.get_cells_occupied(this.placeholder_grid_data),this.set_cells_player_occupies(this.placeholder_grid_data.col,this.placeholder_grid_data.row),this.$player.coords().grid.row=this.placeholder_grid_data.row,this.$player.coords().grid.col=this.placeholder_grid_data.col,this.options.draggable.stop&&this.options.draggable.stop.call(this,a,b),this.$preview_holder.remove(),this.$player=null,this.$helper=null,this.placeholder_grid_data={},this.player_grid_data={},this.cells_occupied_by_placeholder={},this.cells_occupied_by_player={},this.w_queue={},this.set_dom_grid_height(),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.on_start_resize=function(b,c){this.$resized_widget=c.$player.closest(".gs-w"),this.resize_coords=this.$resized_widget.coords(),this.resize_wgd=this.resize_coords.grid,this.resize_initial_width=this.resize_coords.coords.width,this.resize_initial_height=this.resize_coords.coords.height,this.resize_initial_sizex=this.resize_coords.grid.size_x,this.resize_initial_sizey=this.resize_coords.grid.size_y,this.resize_initial_col=this.resize_coords.grid.col,this.resize_last_sizex=this.resize_initial_sizex,this.resize_last_sizey=this.resize_initial_sizey,this.resize_max_size_x=Math.min(this.resize_wgd.max_size_x||this.options.resize.max_size[0],this.options.max_cols-this.resize_initial_col+1),this.resize_max_size_y=this.resize_wgd.max_size_y||this.options.resize.max_size[1],this.resize_min_size_x=this.resize_wgd.min_size_x||this.options.resize.min_size[0]||1,this.resize_min_size_y=this.resize_wgd.min_size_y||this.options.resize.min_size[1]||1,this.resize_initial_last_col=this.get_highest_occupied_cell().col,this.set_dom_grid_width(this.cols),this.resize_dir={right:c.$player.is("."+this.resize_handle_class+"-x"),bottom:c.$player.is("."+this.resize_handle_class+"-y")},this.is_responsive()||this.$resized_widget.css({"min-width":this.options.widget_base_dimensions[0],"min-height":this.options.widget_base_dimensions[1]});var d=this.$resized_widget.get(0).tagName;this.$resize_preview_holder=a("<"+d+" />",{"class":"preview-holder resize-preview-holder","data-row":this.$resized_widget.attr("data-row"),"data-col":this.$resized_widget.attr("data-col"),css:{width:this.resize_initial_width,height:this.resize_initial_height}}).appendTo(this.$el),this.$resized_widget.addClass("resizing"),this.options.resize.start&&this.options.resize.start.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestart")},h.on_stop_resize=function(b,c){this.$resized_widget.removeClass("resizing").css({width:"",height:"","min-width":"","min-height":""}),delay(a.proxy(function(){this.$resize_preview_holder.remove().css({
+"min-width":"","min-height":""}),this.options.resize.stop&&this.options.resize.stop.call(this,b,c,this.$resized_widget),this.$el.trigger("gridster:resizestop")},this),300),this.set_dom_grid_width(),this.options.autogrow_cols&&this.drag_api.set_limits(this.cols*this.min_widget_width)},h.on_resize=function(a,b){var c,d=b.pointer.diff_left,e=b.pointer.diff_top,f=this.is_responsive()?this.get_responsive_col_width():this.options.widget_base_dimensions[0],g=this.options.widget_base_dimensions[1],h=this.options.widget_margins[0],i=this.options.widget_margins[1],j=this.resize_max_size_x,k=this.resize_min_size_x,l=this.resize_max_size_y,m=this.resize_min_size_y,n=this.options.autogrow_cols,o=Math.ceil(d/(f+2*h)-.2),p=Math.ceil(e/(g+2*i)-.2),q=Math.max(1,this.resize_initial_sizex+o),r=Math.max(1,this.resize_initial_sizey+p),s=Math.floor(this.container_width/this.min_widget_width-this.resize_initial_col+1),t=s*this.min_widget_width+(s-1)*h;q=Math.max(Math.min(q,j),k),q=Math.min(s,q),c=j*f+(q-1)*h;var u=Math.min(c,t),v=k*f+(q-1)*h;r=Math.max(Math.min(r,l),m);var w=l*g+(r-1)*i,x=m*g+(r-1)*i;if(this.resize_dir.right?r=this.resize_initial_sizey:this.resize_dir.bottom&&(q=this.resize_initial_sizex),n){var y=this.resize_initial_col+q-1;n&&this.resize_initial_last_col<=y&&(this.set_dom_grid_width(Math.max(y+1,this.cols)),this.cols<y&&this.add_faux_cols(y-this.cols))}var z={};!this.resize_dir.bottom&&(z.width=Math.max(Math.min(this.resize_initial_width+d,u),v)),!this.resize_dir.right&&(z.height=Math.max(Math.min(this.resize_initial_height+e,w),x)),this.$resized_widget.css(z),(q!==this.resize_last_sizex||r!==this.resize_last_sizey)&&(this.resize_widget(this.$resized_widget,q,r,!1),this.set_dom_grid_width(this.cols),this.$resize_preview_holder.css({width:"",height:""}).attr({"data-row":this.$resized_widget.attr("data-row"),"data-sizex":q,"data-sizey":r})),this.options.resize.resize&&this.options.resize.resize.call(this,a,b,this.$resized_widget),this.$el.trigger("gridster:resize"),this.resize_last_sizex=q,this.resize_last_sizey=r},h.on_overlapped_column_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_columns(this.colliders_data[0].el.data.col),f=this.last_cols.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_cols)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_cols[d],e)&&(c||a.noop).call(this,this.last_cols[d]);return this.last_cols=e,this},h.on_overlapped_row_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_rows(this.colliders_data[0].el.data.row),f=this.last_rows.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_rows)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_rows[d],e)&&(c||a.noop).call(this,this.last_rows[d]);this.last_rows=e},h.set_player=function(b,c,d){var e=this,f=!1;d||this.empty_cells_player_occupies();var g=d?{col:b}:e.colliders_data[0].el.data,h=g.col,i=g.row||c;this.player_grid_data={col:h,row:i,size_y:this.player_grid_data.size_y,size_x:this.player_grid_data.size_x},this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data);var j=this.get_widgets_overlapped(this.player_grid_data),k=this.player_grid_data.size_y,l=this.player_grid_data.size_x,m=this.cells_occupied_by_placeholder,n=this;if(j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,g=m.cols[0]+l-1,o=m.rows[0]+k-1;if(d.hasClass(n.options.static_class))return!0;if(e.size_x<=l&&e.size_y<=k)if(n.is_swap_occupied(m.cols[0],e.row,e.size_x,e.size_y)||n.is_player_in(m.cols[0],e.row)||n.is_in_queue(m.cols[0],e.row,d))if(n.is_swap_occupied(g,e.row,e.size_x,e.size_y)||n.is_player_in(g,e.row)||n.is_in_queue(g,e.row,d))if(n.is_swap_occupied(e.col,m.rows[0],e.size_x,e.size_y)||n.is_player_in(e.col,m.rows[0])||n.is_in_queue(e.col,m.rows[0],d))if(n.is_swap_occupied(e.col,o,e.size_x,e.size_y)||n.is_player_in(e.col,o)||n.is_in_queue(e.col,o,d))if(n.is_swap_occupied(m.cols[0],m.rows[0],e.size_x,e.size_y)||n.is_player_in(m.cols[0],m.rows[0])||n.is_in_queue(m.cols[0],m.rows[0],d))for(var p=0;l>p;p++)for(var q=0;k>q;q++){var r=m.cols[0]+p,s=m.rows[0]+q;if(!n.is_swap_occupied(r,s,e.size_x,e.size_y)&&!n.is_player_in(r,s)&&!n.is_in_queue(r,s,d)){f=n.queue_widget(r,s,d),p=l;break}}else f=n.queue_widget(m.cols[0],m.rows[0],d);else f=n.queue_widget(e.col,o,d);else f=n.queue_widget(e.col,m.rows[0],d);else f=n.queue_widget(g,e.row,d);else f=n.queue_widget(m.cols[0],e.row,d);else n.options.shift_larger_widgets_down&&!f&&j.each(a.proxy(function(b,c){{var d=a(c);d.coords().grid}n.can_go_down(d)&&(n.move_widget_down(d,n.player_grid_data.size_y),n.set_placeholder(h,i))}));n.clean_up_changed()})),f&&this.can_placeholder_be_set(h,i,l,k)){for(var o in this.w_queue){var p=parseInt(o.split("_")[0]),q=parseInt(o.split("_")[1]);"full"!==this.w_queue[o]&&this.new_move_widget_to(this.w_queue[o],p,q)}this.set_placeholder(h,i)}if(!j.length){var r=this.can_go_player_up(this.player_grid_data);r!==!1&&(i=r),this.can_placeholder_be_set(h,i,l,k)&&this.set_placeholder(h,i)}return this.w_queue={},{col:h,row:i}},h.is_swap_occupied=function(a,b,c,d){for(var e=!1,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=h+"_"+i;if(this.is_occupied(h,i))e=!0;else if(j in this.w_queue){if("full"===this.w_queue[j]){e=!0;continue}var k=this.w_queue[j],l=k.coords().grid;this.is_widget_under_player(l.col,l.row)||delete this.w_queue[j]}i>parseInt(this.options.max_rows)&&(e=!0),h>parseInt(this.options.max_cols)&&(e=!0),this.is_player_in(h,i)&&(e=!0)}return e},h.can_placeholder_be_set=function(a,b,c,d){for(var e=!0,f=0;c>f;f++)for(var g=0;d>g;g++){var h=a+f,i=b+g,j=this.is_widget(h,i);i>parseInt(this.options.max_rows)&&(e=!1),h>parseInt(this.options.max_cols)&&(e=!1),this.is_occupied(h,i)&&!this.is_widget_queued_and_can_move(j)&&(e=!1)}return e},h.queue_widget=function(a,b,c){var d=c,e=d.coords().grid,f=a+"_"+b;if(f in this.w_queue)return!1;this.w_queue[f]=d;for(var g=0;g<e.size_x;g++)for(var h=0;h<e.size_y;h++){var i=a+g,j=b+h,k=i+"_"+j;k!==f&&(this.w_queue[k]="full")}return!0},h.is_widget_queued_and_can_move=function(a){var b=!1;if(a===!1)return!1;for(var c in this.w_queue)if("full"!==this.w_queue[c]&&this.w_queue[c].attr("data-col")===a.attr("data-col")&&this.w_queue[c].attr("data-row")===a.attr("data-row")){b=!0;for(var d=this.w_queue[c],e=parseInt(c.split("_")[0]),f=parseInt(c.split("_")[1]),g=d.coords().grid,h=0;h<g.size_x;h++)for(var i=0;i<g.size_y;i++){var j=e+h,k=f+i;this.is_player_in(j,k)&&(b=!1)}}return b},h.is_in_queue=function(a,b,c){var d=!1,e=a+"_"+b;if(e in this.w_queue)if("full"===this.w_queue[e])d=!0;else{var f=this.w_queue[e],g=f.coords().grid;this.is_widget_under_player(g.col,g.row)?this.w_queue[e].attr("data-col")===c.attr("data-col")&&this.w_queue[e].attr("data-row")===c.attr("data-row")?(delete this.w_queue[e],d=!1):d=!0:(delete this.w_queue[e],d=!1)}return d},h.widgets_constraints=function(b){var c,e=a([]),f=[],g=[];return b.each(a.proxy(function(b,c){var d=a(c),h=d.coords().grid;this.can_go_widget_up(h)?(e=e.add(d),f.push(h)):g.push(h)},this)),c=b.not(e),{can_go_up:d.sort_by_row_asc(f),can_not_go_up:d.sort_by_row_desc(g)}},h.manage_movements=function(b,c,d){return a.each(b,a.proxy(function(a,b){var e=b,f=e.el,g=this.can_go_widget_up(e);if(g)this.move_widget_to(f,g),this.set_placeholder(c,g+e.size_y);else{var h=this.can_go_player_up(this.player_grid_data);if(!h){var i=d+this.player_grid_data.size_y-e.row;this.can_go_down(f)&&(console.log("In Move Down!"),this.move_widget_down(f,i),this.set_placeholder(c,d))}}},this)),this},h.is_player=function(a,b){if(b&&!this.gridmap[a])return!1;var c=b?this.gridmap[a][b]:a;return c&&(c.is(this.$player)||c.is(this.$helper))},h.is_player_in=function(b,c){var d=this.cells_occupied_by_player||{};return a.inArray(b,d.cols)>=0&&a.inArray(c,d.rows)>=0},h.is_placeholder_in=function(b,c){var d=this.cells_occupied_by_placeholder||{};return this.is_placeholder_in_col(b)&&a.inArray(c,d.rows)>=0},h.is_placeholder_in_col=function(b){var c=this.cells_occupied_by_placeholder||[];return a.inArray(b,c.cols)>=0},h.is_empty=function(a,b){return"undefined"!=typeof this.gridmap[a]?"undefined"!=typeof this.gridmap[a][b]&&this.gridmap[a][b]===!1?!0:!1:!0},h.is_occupied=function(a,b){return this.gridmap[a]&&this.gridmap[a][b]?!0:!1},h.is_widget=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c?c:!1):!1},h.is_static=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c&&c.hasClass(this.options.static_class)?!0:!1):!1},h.is_widget_under_player=function(a,b){return this.is_widget(a,b)?this.is_player_in(a,b):!1},h.get_widgets_under_player=function(b){b||(b=this.cells_occupied_by_player||{cols:[],rows:[]});var c=a([]);return a.each(b.cols,a.proxy(function(d,e){a.each(b.rows,a.proxy(function(a,b){this.is_widget(e,b)&&(c=c.add(this.gridmap[e][b]))},this))},this)),c},h.set_placeholder=function(b,c){var d=a.extend({},this.placeholder_grid_data),e=this.widgets_below({col:d.col,row:d.row,size_y:d.size_y,size_x:d.size_x}),f=b+d.size_x-1;f>this.cols&&(b-=f-b);var g=this.placeholder_grid_data.row<c,h=this.placeholder_grid_data.col!==b;this.placeholder_grid_data.col=b,this.placeholder_grid_data.row=c,this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.$preview_holder.attr({"data-row":c,"data-col":b}),(g||h)&&e.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.can_go_widget_up(e);f&&this.move_widget_to(d,f)},this));var i=this.get_widgets_under_player(this.cells_occupied_by_placeholder);i.length&&i.each(a.proxy(function(b,e){var f=a(e);this.move_widget_down(f,c+d.size_y-f.data("coords").grid.row)},this))},h.can_go_player_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4,f=this.get_widgets_under_player();return this.for_each_column_occupied(a,function(a){var g=this.gridmap[a],h=b+1;for(d[a]=[];--h>0&&(this.is_empty(a,h)||this.is_player(a,h)||this.is_widget(a,h)&&g[h].is(f));)d[a].push(h),e=e>h?h:e;return 0===d[a].length?(c=!1,!0):void d[a].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.can_go_widget_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4;return this.for_each_column_occupied(a,function(f){var g=this.gridmap[f];d[f]=[];for(var h=b+1;--h>0&&(!this.is_widget(f,h)||this.is_player_in(f,h)||g[h].is(a.el));)this.is_player(f,h)||this.is_placeholder_in(f,h)||this.is_player_in(f,h)||d[f].push(h),e>h&&(e=h);return 0===d[f].length?(c=!1,!0):void d[f].sort(function(a,b){return a-b})}),c?this.get_valid_rows(a,d,e):!1},h.get_valid_rows=function(b,c,d){for(var e=b.row,f=b.row+b.size_y-1,g=b.size_y,h=d-1,i=[];++h<=f;){var j=!0;if(a.each(c,function(b,c){a.isArray(c)&&-1===a.inArray(h,c)&&(j=!1)}),j===!0&&(i.push(h),i.length===g))break}var k=!1;return 1===g?i[0]!==e&&(k=i[0]||!1):i[0]!==e&&(k=this.get_consecutive_numbers_index(i,g)),k},h.get_consecutive_numbers_index=function(a,b){for(var c=a.length,d=[],e=!0,f=-1,g=0;c>g;g++){if(e||a[g]===f+1){if(d.push(g),d.length===b)break;e=!1}else d=[],e=!0;f=a[g]}return d.length>=b?a[d[0]]:!1},h.get_widgets_overlapped=function(){var b=a([]),c=[],d=this.cells_occupied_by_player.rows.slice(0);return d.reverse(),a.each(this.cells_occupied_by_player.cols,a.proxy(function(e,f){a.each(d,a.proxy(function(d,e){if(!this.gridmap[f])return!0;var g=this.gridmap[f][e];this.is_occupied(f,e)&&!this.is_player(g)&&-1===a.inArray(g,c)&&(b=b.add(g),c.push(g))},this))},this)),b},h.on_start_overlapping_column=function(a){this.set_player(a,!1)},h.on_start_overlapping_row=function(a){this.set_player(!1,a)},h.on_stop_overlapping_column=function(a){var b=this;this.options.shift_larger_widgets_down&&this.for_each_widget_below(a,this.cells_occupied_by_player.rows[0],function(a,c){b.move_widget_up(this,b.player_grid_data.size_y)})},h.on_stop_overlapping_row=function(a){var b=this,c=this.cells_occupied_by_player.cols;if(this.options.shift_larger_widgets_down)for(var d=0,e=c.length;e>d;d++)this.for_each_widget_below(c[d],a,function(a,c){console.log("from_on_stop_overlapping_row"),b.move_widget_up(this,b.player_grid_data.size_y)})},h.new_move_widget_to=function(a,b,c){var d=a.coords().grid;return this.remove_from_gridmap(d),d.row=c,d.col=b,this.add_to_gridmap(d),a.attr("data-row",c),a.attr("data-col",b),this.update_widget_position(d,a),this.$changed=this.$changed.add(a),this},h.move_widget=function(a,b,c,d){var e=a.coords().grid,f={col:b,row:c,size_x:e.size_x,size_y:e.size_y};return this.mutate_widget_in_gridmap(a,e,f),this.set_dom_grid_height(),this.set_dom_grid_width(),d&&d.call(this,f.col,f.row),a},h.move_widget_to=function(b,c){var d=this,e=b.coords().grid,f=(c-e.row,this.widgets_below(b)),g=this.can_move_to(e,e.col,c,b);return g===!1?!1:(this.remove_from_gridmap(e),e.row=c,this.add_to_gridmap(e),b.attr("data-row",c),this.$changed=this.$changed.add(b),f.each(function(b,c){var e=a(c),f=e.coords().grid,g=d.can_go_widget_up(f);g&&g!==f.row&&d.move_widget_to(e,g)}),this)},h.move_widget_up=function(b,c){var d=b.coords().grid,e=d.row,f=[];return c||(c=1),this.can_go_up(b)?void this.for_each_column_occupied(d,function(d){if(-1===a.inArray(b,f)){var g=b.coords().grid,h=e-c;if(h=this.can_go_up_to_row(g,d,h),!h)return!0;{this.widgets_below(b)}this.remove_from_gridmap(g),g.row=h,this.add_to_gridmap(g),b.attr("data-row",g.row),this.$changed=this.$changed.add(b),f.push(b)}}):!1},h.move_widget_down=function(b,c){var d,e,f,g;if(0>=c)return!1;if(d=b.coords().grid,e=d.row,f=[],g=c,!b)return!1;if(-1===a.inArray(b,f)){var h=b.coords().grid,i=e+c,j=this.widgets_below(b);this.remove_from_gridmap(h),j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.displacement_diff(e,h,g);f>0&&this.move_widget_down(d,f)},this)),h.row=i,this.update_widget_position(h,b),b.attr("data-row",h.row),this.$changed=this.$changed.add(b),f.push(b)}},h.can_go_up_to_row=function(b,c,d){var e,f=this.gridmap,g=!0,h=[],i=b.row;if(this.for_each_column_occupied(b,function(a){f[a];for(h[a]=[],e=i;e--&&this.is_empty(a,e)&&!this.is_placeholder_in(a,e);)h[a].push(e);return h[a].length?void 0:(g=!1,!0)}),!g)return!1;for(e=d,e=1;i>e;e++){for(var j=!0,k=0,l=h.length;l>k;k++)h[k]&&-1===a.inArray(e,h[k])&&(j=!1);if(j===!0){g=e;break}}return g},h.displacement_diff=function(a,b,c){var d=a.row,e=[],f=b.row+b.size_y;this.for_each_column_occupied(a,function(a){for(var b=0,c=f;d>c;c++)this.is_empty(a,c)&&(b+=1);e.push(b)});var g=Math.max.apply(Math,e);return c-=g,c>0?c:0},h.widgets_below=function(b){var c=a.isPlainObject(b)?b:b.coords().grid,e=this,f=(this.gridmap,c.row+c.size_y-1),g=a([]);return this.for_each_column_occupied(c,function(b){e.for_each_widget_below(b,f,function(b,c){return e.is_player(this)||-1!==a.inArray(this,g)?void 0:(g=g.add(this),!0)})}),d.sort_by_row_asc(g)},h.set_cells_player_occupies=function(a,b){return this.remove_from_gridmap(this.placeholder_grid_data),this.placeholder_grid_data.col=a,this.placeholder_grid_data.row=b,this.add_to_gridmap(this.placeholder_grid_data,this.$player),this},h.empty_cells_player_occupies=function(){return this.remove_from_gridmap(this.placeholder_grid_data),this},h.can_go_down=function(b){var c=!0,d=this;return b.hasClass(this.options.static_class)&&(c=!1),this.widgets_below(b).each(function(){a(this).hasClass(d.options.static_class)&&(c=!1)}),c},h.can_go_up=function(a){var b=a.coords().grid,c=b.row,d=c-1,e=(this.gridmap,!0);return 1===c?!1:(this.for_each_column_occupied(b,function(a){this.is_widget(a,d);return this.is_occupied(a,d)||this.is_player(a,d)||this.is_placeholder_in(a,d)||this.is_player_in(a,d)?(e=!1,!0):void 0}),e)},h.can_move_to=function(a,b,c,d){var e=(this.gridmap,a.el),f={size_y:a.size_y,size_x:a.size_x,col:b,row:c},g=!0,h=b+a.size_x-1;return h>this.cols?!1:d&&d<c+a.size_y-1?!1:(this.for_each_cell_occupied(f,function(b,c){var d=this.is_widget(b,c);!d||a.el&&!d.is(e)||(g=!1)}),g)},h.get_targeted_columns=function(a){for(var b=(a||this.player_grid_data.col)+(this.player_grid_data.size_x-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_targeted_rows=function(a){for(var b=(a||this.player_grid_data.row)+(this.player_grid_data.size_y-1),c=[],d=a;b>=d;d++)c.push(d);return c},h.get_cells_occupied=function(b){var c,d={cols:[],rows:[]};for(arguments[1]instanceof a&&(b=arguments[1].coords().grid),c=0;c<b.size_x;c++){var e=b.col+c;d.cols.push(e)}for(c=0;c<b.size_y;c++){var f=b.row+c;d.rows.push(f)}return d},h.for_each_cell_occupied=function(a,b){return this.for_each_column_occupied(a,function(c){this.for_each_row_occupied(a,function(a){b.call(this,c,a)})}),this},h.for_each_column_occupied=function(a,b){for(var c=0;c<a.size_x;c++){var d=a.col+c;b.call(this,d,a)}},h.for_each_row_occupied=function(a,b){for(var c=0;c<a.size_y;c++){var d=a.row+c;b.call(this,d,a)}},h.clean_up_changed=function(){var b=this;b.$changed.each(function(){b.options.shift_larger_widgets_down&&b.move_widget_up(a(this))})},h._traversing_widgets=function(b,c,d,e,f){var g=this.gridmap;if(g[d]){var h,i,j=b+"/"+c;if(arguments[2]instanceof a){var k=arguments[2].coords().grid;d=k.col,e=k.row,f=arguments[3]}var l=[],m=e,n={"for_each/above":function(){for(;m--&&!(m>0&&this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]),h)););},"for_each/below":function(){for(m=e+1,i=g[d].length;i>m;m++)this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]))}};n[j]&&n[j].call(this)}},h.for_each_widget_above=function(a,b,c){return this._traversing_widgets("for_each","above",a,b,c),this},h.for_each_widget_below=function(a,b,c){return this._traversing_widgets("for_each","below",a,b,c),this},h.get_highest_occupied_cell=function(){for(var a,b=this.gridmap,c=b[1].length,d=[],e=[],f=b.length-1;f>=1;f--)for(a=c-1;a>=1;a--)if(this.is_widget(f,a)){d.push(a),e.push(f);break}return{col:Math.max.apply(Math,e),row:Math.max.apply(Math,d)}},h.get_widgets_from=function(b,c){var d=(this.gridmap,a());return b&&(d=d.add(this.$widgets.filter(function(){var c=a(this).attr("data-col");return c===b||c>b}))),c&&(d=d.add(this.$widgets.filter(function(){var b=a(this).attr("data-row");return b===c||b>c}))),d},h.set_dom_grid_height=function(a){if("undefined"==typeof a){var b=this.get_highest_occupied_cell().row;a=(b+1)*this.options.widget_margins[1]+b*this.min_widget_height}return this.container_height=a,this.$el.css("height",this.container_height),this},h.set_dom_grid_width=function(a){"undefined"==typeof a&&(a=this.get_highest_occupied_cell().col);var b=this.options.autogrow_cols?this.options.max_cols:this.cols;return a=Math.min(b,Math.max(a,this.options.min_cols)),this.container_width=(a+1)*this.options.widget_margins[0]+a*this.min_widget_width,this.is_responsive()?(this.$el.css({"min-width":"100vw","max-width":"100vw"}),this):(this.$el.css("width",this.container_width),this)},h.is_responsive=function(){return this.options.autogenerate_stylesheet&&"auto"===this.options.widget_base_dimensions[0]&&this.options.max_cols!==1/0},h.get_responsive_col_width=function(){var a=this.cols||this.options.max_cols;return(this.$el.width()-(a+1)*this.options.widget_margins[0])/a},h.resize_responsive_layout=function(){return this.min_widget_width=this.get_responsive_col_width(),this.generate_stylesheet(),this.update_widgets_dimensions(),this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0]),this},h.toggle_collapsed_grid=function(a,b){return a?(this.$widgets.css({"margin-top":b.widget_margins[0],"margin-bottom":b.widget_margins[0],"min-height":b.widget_base_dimensions[1]}),this.$el.addClass("collapsed"),this.resize_api&&this.disable_resize(),this.drag_api&&this.disable()):(this.$widgets.css({"margin-top":"auto","margin-bottom":"auto","min-height":"auto"}),this.$el.removeClass("collapsed"),this.resize_api&&this.enable_resize(),this.drag_api&&this.enable()),this},h.generate_stylesheet=function(b){var c,e="",f=this.options.max_size_x||this.cols,g=this.is_responsive()&&this.options.responsive_breakpoint&&a(window).width()<this.options.responsive_breakpoint;b||(b={}),b.cols||(b.cols=this.cols),b.rows||(b.rows=this.rows),b.namespace||(b.namespace=this.options.namespace),b.widget_base_dimensions||(b.widget_base_dimensions=this.options.widget_base_dimensions),b.widget_margins||(b.widget_margins=this.options.widget_margins),this.is_responsive()&&(b.widget_base_dimensions=[this.get_responsive_col_width(),b.widget_base_dimensions[1]],this.toggle_collapsed_grid(g,b));var h=a.param(b);if(a.inArray(h,d.generated_stylesheets)>=0)return!1;for(this.generated_stylesheets.push(h),d.generated_stylesheets.push(h),c=1;c<=b.cols+1;c++)e+=b.namespace+' [data-col="'+c+'"] { left:'+(g?this.options.widget_margins[0]:c*b.widget_margins[0]+(c-1)*b.widget_base_dimensions[0])+"px; }\n";for(c=1;c<=b.rows+1;c++)e+=b.namespace+' [data-row="'+c+'"] { top:'+(c*b.widget_margins[1]+(c-1)*b.widget_base_dimensions[1])+"px; }\n";for(var i=1;i<=b.rows;i++)e+=b.namespace+' [data-sizey="'+i+'"] { height:'+(g?"auto":i*b.widget_base_dimensions[1]+(i-1)*b.widget_margins[1])+"px; }\n";for(var j=1;f>=j;j++)e+=b.namespace+' [data-sizex="'+j+'"] { width:'+(g?a(window).width()-2*this.options.widget_margins[0]:j*b.widget_base_dimensions[0]+(j-1)*b.widget_margins[0])+"px; }\n";return this.remove_style_tags(),this.add_style_tag(e)},h.add_style_tag=function(a){var b=document;if(!document.getElementById("gridster-stylesheet")){var c=b.createElement("style");c.id="gridster-stylesheet",b.getElementsByTagName("head")[0].appendChild(c),c.setAttribute("type","text/css"),c.styleSheet?c.styleSheet.cssText=a:c.appendChild(document.createTextNode(a)),this.remove_style_tags(),this.$style_tags=this.$style_tags.add(c)}return this},h.remove_style_tags=function(){var b=d.generated_stylesheets,c=this.generated_stylesheets;this.$style_tags.remove(),d.generated_stylesheets=a.map(b,function(b){return-1===a.inArray(b,c)?b:void 0})},h.generate_faux_grid=function(a,b){this.faux_grid=[],this.gridmap=[];var c,d;for(c=b;c>0;c--)for(this.gridmap[c]=[],d=a;d>0;d--)this.add_faux_cell(d,c);return this},h.add_faux_cell=function(b,c){var d=a({left:this.baseX+(c-1)*this.min_widget_width,top:this.baseY+(b-1)*this.min_widget_height,width:this.min_widget_width,height:this.min_widget_height,col:c,row:b,original_col:c,original_row:b}).coords();return a.isArray(this.gridmap[c])||(this.gridmap[c]=[]),"undefined"==typeof this.gridmap[c][b]&&(this.gridmap[c][b]=!1),this.faux_grid.push(d),this},h.add_faux_rows=function(a){a=window.parseInt(a,10);for(var b=this.rows,c=b+parseInt(a||1),d=c;d>b;d--)for(var e=this.cols;e>=1;e--)this.add_faux_cell(d,e);return this.rows=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.add_faux_cols=function(a){a=window.parseInt(a,10);var b=this.cols,c=b+parseInt(a||1);c=Math.min(c,this.options.max_cols);for(var d=b+1;c>=d;d++)for(var e=this.rows;e>=1;e--)this.add_faux_cell(e,d);return this.cols=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},h.recalculate_faux_grid=function(){var b=this.$wrapper.width();return this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,a.each(this.faux_grid,a.proxy(function(a,b){this.faux_grid[a]=b.update({left:this.baseX+(b.data.col-1)*this.min_widget_width,top:this.baseY+(b.data.row-1)*this.min_widget_height})},this)),this.is_responsive()&&this.resize_responsive_layout(),this.options.center_widgets&&this.center_widgets(),this},h.resize_widget_dimensions=function(b){return b.widget_margins&&(this.options.widget_margins=b.widget_margins),b.widget_base_dimensions&&(this.options.widget_base_dimensions=b.widget_base_dimensions),this.$widgets.each(a.proxy(function(b,c){var d=a(c);this.resize_widget(d)},this)),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.set_dom_grid_width(),this},h.get_widgets_from_DOM=function(){var b=this.$widgets.map(a.proxy(function(b,c){var d=a(c);return this.dom_to_coords(d)},this));b=d.sort_by_row_and_col_asc(b);var c=a(b).map(a.proxy(function(a,b){return this.register_widget(b)||null},this));return c.length&&this.$el.trigger("gridster:positionschanged"),this},h.set_num_columns=function(b){var c=this.options.max_cols,d=Math.floor(b/(this.min_widget_width+this.options.widget_margins[0]))+this.options.extra_cols,e=this.$widgets.map(function(){return a(this).attr("data-col")}).get();e.length||(e=[0]);var f=Math.max.apply(Math,e);this.cols=Math.max(f,d,this.options.min_cols),c!==1/0&&c>=f&&c<this.cols&&(this.cols=c),this.drag_api&&this.drag_api.set_limits(this.cols*this.min_widget_width+(this.cols+1)*this.options.widget_margins[0])},h.generate_grid_and_stylesheet=function(){var b=this.$wrapper.width();this.set_num_columns(b);var c=this.options.extra_rows;return this.$widgets.each(function(b,d){c+=+a(d).attr("data-sizey")}),this.rows=this.options.max_rows,this.baseX=(f.width()-b)/2,this.baseY=this.$wrapper.offset().top,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this.generate_faux_grid(this.rows,this.cols)},h.destroy=function(b){return this.$el.removeData("gridster"),a.each(this.$widgets,function(){a(this).removeData("coords")}),f.unbind(".gridster"),this.drag_api&&this.drag_api.destroy(),this.resize_api&&this.resize_api.destroy(),this.$widgets.each(function(b,c){a(c).coords().destroy()}),this.resize_api&&this.resize_api.destroy(),this.remove_style_tags(),b&&this.$el.remove(),this},a.fn.gridster=function(b){return this.each(function(){var c=a(this);c.data("gridster")||c.data("gridster",new d(this,b))})},d}),function(a,b){"object"==typeof exports?module.exports=b(require("jquery"),require("./jquery-gridster.js")):"function"==typeof define&&define.amd?define(["jquery","gridster"],b):a.Gridster=b(a.$||a.jQuery,a.Gridster)}(this,function(a,b){var c=b.prototype;return c.widgets_in_col=function(a){if(!this.gridmap[a])return!1;for(var b=this.gridmap[a].length-1;b>=0;b--)if(this.is_widget(a,b)!==!1)return!0;return!1},c.widgets_in_row=function(a){for(var b=this.gridmap.length;b>=1;b--)if(this.is_widget(b,a)!==!1)return!0;return!1},c.widgets_in_range=function(b,c,d,e){var f,g,h,i,j=a([]);for(f=d;f>=b;f--)for(g=e;g>=c;g--)h=this.is_widget(f,g),h!==!1&&(i=h.data("coords").grid,i.col>=b&&i.col<=d&&i.row>=c&&i.row<=e&&(j=j.add(h)));return j},c.get_bottom_most_occupied_cell=function(){var a=0,b=0;return this.for_each_cell(function(c,d,e){c&&e>a&&(a=e,b=d)}),{col:b,row:a}},c.get_right_most_occupied_cell=function(){var a=0,b=0;return this.for_each_cell(function(c,d,e){return c?(a=e,b=d,!1):void 0}),{col:b,row:a}},c.for_each_cell=function(a,b){b||(b=this.gridmap);var c=b.length,d=b[1].length;a:for(var e=c-1;e>=1;e--)for(var f=d-1;f>=1;f--){var g=b[e]&&b[e][f];if(a){if(a.call(this,g,e,f)===!1)break a}else;}},c.next_position_in_range=function(a,c,d){a||(a=1),c||(c=1);for(var e,f=this.gridmap,g=f.length,h=[],i=1;g>i;i++){e=d||f[i].length;for(var j=1;e>=j;j++){var k=this.can_move_to({size_x:a,size_y:c},i,j,d);k&&h.push({col:i,row:j,size_y:c,size_x:a})}}return h.length>=1?b.sort_by_col_asc(h)[0]:!1},c.closest_to_right=function(a,b){if(!this.gridmap[a])return!1;for(var c=this.gridmap.length-1,d=a;c>=d;d++)if(this.gridmap[d][b])return{col:d,row:b};return!1},c.closest_to_left=function(a,b){this.gridmap.length-1;if(!this.gridmap[a])return!1;for(var c=a;c>=1;c--)if(this.gridmap[c][b])return{col:c,row:b};return!1},b});
\ No newline at end of file
diff --git a/package.json b/package.json
index b2ab4a24ae..97063874a5 100644
--- a/package.json
+++ b/package.json
@@ -5,8 +5,7 @@
   "version": "0.6.6",
   "homepage": "http://gridster.net/",
   "author": {
-    "name": "decksterteam",
-    "email": "deckster@42six.com"
+    "name": "ducksboard"
   },
   "repository": {
     "type": "git",
@@ -24,14 +23,18 @@
   "keywords": [],
   "devDependencies": {
     "bower": "~0.9.2",
-    "grunt": "~0.4.1",
+    "grunt": "~0.4.5",
     "grunt-bump": "0.0.11",
-    "grunt-contrib-concat": "~0.1.3",
-    "grunt-contrib-cssmin": "~0.5.0",
-    "grunt-contrib-jshint": "~0.3.0",
-    "grunt-contrib-uglify": "~0.2.0",
-    "grunt-contrib-watch": "~0.3.1",
-    "grunt-contrib-yuidoc": "~0.4.0",
-    "grunt-conventional-changelog": "~1.0.0"
+    "grunt-contrib-clean": "^0.6.0",
+    "grunt-contrib-concat": "^0.5.0",
+    "grunt-contrib-copy": "^0.8.0",
+    "grunt-contrib-cssmin": "~0.10.0",
+    "grunt-contrib-jshint": "~0.10.0",
+    "grunt-contrib-uglify": "~0.6.0",
+    "grunt-contrib-watch": "~0.6.1",
+    "grunt-contrib-yuidoc": "~0.7.0",
+    "grunt-conventional-changelog": "~1.0.0",
+    "grunt-gh-pages": "^0.10.0",
+    "jshint-stylish": "^1.0.1"
   }
 }
diff --git a/sample/css/main.css b/sample/css/main.css
deleted file mode 100755
index 8777993ddb..0000000000
--- a/sample/css/main.css
+++ /dev/null
@@ -1,68 +0,0 @@
-body {
-    background: #004756;
-}
-
-/* Gridster styles */
-.demo {
-    margin: 3em 0;
-    padding: 7.5em 0 5.5em;
-    background: #004756;
-}
-
-.demo:hover .gridster {
-    opacity: 1;
-}
-
-.gridster, .content, .gridster2 {
-/*
-    width: 940px;
-    margin: 0 auto;
-*/
-    opacity: .8;
-    -webkit-transition: opacity .6s;
-    -moz-transition: opacity .6s;
-    -o-transition: opacity .6s;
-    -ms-transition: opacity .6s;
-    transition: opacity .6s;
-}
-
-.content {
-    color: white;
-}
-
-.gridster .gs-w, .gridster2 .gs-w {
-    background: #FFFFFF;
-    cursor: pointer;
-    -webkit-box-shadow: 0 0 5px rgba(0,0,0,0.3);
-    box-shadow: 0 0 5px rgba(0,0,0,0.3);
-}
-
-.gridster .player, .gridster2 .player {
-    -webkit-box-shadow: 3px 3px 5px rgba(0,0,0,0.3);
-    box-shadow: 3px 3px 5px rgba(0,0,0,0.3);
-}
-
-
-.gridster .gs-w.try, .gridster2 .gs-w.try {
-    background-image: url(../img/sprite.png);
-    background-repeat: no-repeat;
-    background-position: 37px -169px;
-
-}
-
-.gridster .preview-holder, .gridster2 .preview-holder {
-    border: none!important;
-    border-radius: 0!important;
-    background: rgba(255,255,255,.2)!important;
-}
-
-li {
-    list-style: none;
-    font-weight: bold
-}
-
-.gridster-box {
-    position: relative;
-    width: 100%;
-    height: 100%;
-}
diff --git a/sample/css/normalize.css b/sample/css/normalize.css
deleted file mode 100755
index 4d4d01d158..0000000000
--- a/sample/css/normalize.css
+++ /dev/null
@@ -1,527 +0,0 @@
-/*! normalize.css v1.1.0 | MIT License | git.io/normalize */
-
-/* ==========================================================================
-   HTML5 display definitions
-   ========================================================================== */
-
-/**
- * Correct `block` display not defined in IE 6/7/8/9 and Firefox 3.
- */
-
-article,
-aside,
-details,
-figcaption,
-figure,
-footer,
-header,
-hgroup,
-main,
-nav,
-section,
-summary {
-    display: block;
-}
-
-/**
- * Correct `inline-block` display not defined in IE 6/7/8/9 and Firefox 3.
- */
-
-audio,
-canvas,
-video {
-    display: inline-block;
-    *display: inline;
-    *zoom: 1;
-}
-
-/**
- * Prevent modern browsers from displaying `audio` without controls.
- * Remove excess height in iOS 5 devices.
- */
-
-audio:not([controls]) {
-    display: none;
-    height: 0;
-}
-
-/**
- * Address styling not present in IE 7/8/9, Firefox 3, and Safari 4.
- * Known issue: no IE 6 support.
- */
-
-[hidden] {
-    display: none;
-}
-
-/* ==========================================================================
-   Base
-   ========================================================================== */
-
-/**
- * 1. Correct text resizing oddly in IE 6/7 when body `font-size` is set using
- *    `em` units.
- * 2. Prevent iOS text size adjust after orientation change, without disabling
- *    user zoom.
- */
-
-html {
-    font-size: 100%; /* 1 */
-    -webkit-text-size-adjust: 100%; /* 2 */
-    -ms-text-size-adjust: 100%; /* 2 */
-}
-
-/**
- * Address `font-family` inconsistency between `textarea` and other form
- * elements.
- */
-
-html,
-button,
-input,
-select,
-textarea {
-    font-family: sans-serif;
-}
-
-/**
- * Address margins handled incorrectly in IE 6/7.
- */
-
-body {
-    margin: 0;
-}
-
-/* ==========================================================================
-   Links
-   ========================================================================== */
-
-/**
- * Address `outline` inconsistency between Chrome and other browsers.
- */
-
-a:focus {
-    outline: thin dotted;
-}
-
-/**
- * Improve readability when focused and also mouse hovered in all browsers.
- */
-
-a:active,
-a:hover {
-    outline: 0;
-}
-
-/* ==========================================================================
-   Typography
-   ========================================================================== */
-
-/**
- * Address font sizes and margins set differently in IE 6/7.
- * Address font sizes within `section` and `article` in Firefox 4+, Safari 5,
- * and Chrome.
- */
-
-h1 {
-    font-size: 2em;
-    margin: 0.67em 0;
-}
-
-h2 {
-    font-size: 1.5em;
-    margin: 0.83em 0;
-}
-
-h3 {
-    font-size: 1.17em;
-    margin: 1em 0;
-}
-
-h4 {
-    font-size: 1em;
-    margin: 1.33em 0;
-}
-
-h5 {
-    font-size: 0.83em;
-    margin: 1.67em 0;
-}
-
-h6 {
-    font-size: 0.67em;
-    margin: 2.33em 0;
-}
-
-/**
- * Address styling not present in IE 7/8/9, Safari 5, and Chrome.
- */
-
-abbr[title] {
-    border-bottom: 1px dotted;
-}
-
-/**
- * Address style set to `bolder` in Firefox 3+, Safari 4/5, and Chrome.
- */
-
-b,
-strong {
-    font-weight: bold;
-}
-
-blockquote {
-    margin: 1em 40px;
-}
-
-/**
- * Address styling not present in Safari 5 and Chrome.
- */
-
-dfn {
-    font-style: italic;
-}
-
-/**
- * Address differences between Firefox and other browsers.
- * Known issue: no IE 6/7 normalization.
- */
-
-hr {
-    -moz-box-sizing: content-box;
-    box-sizing: content-box;
-    height: 0;
-}
-
-/**
- * Address styling not present in IE 6/7/8/9.
- */
-
-mark {
-    background: #ff0;
-    color: #000;
-}
-
-/**
- * Address margins set differently in IE 6/7.
- */
-
-p,
-pre {
-    margin: 1em 0;
-}
-
-/**
- * Correct font family set oddly in IE 6, Safari 4/5, and Chrome.
- */
-
-code,
-kbd,
-pre,
-samp {
-    font-family: monospace, serif;
-    _font-family: 'courier new', monospace;
-    font-size: 1em;
-}
-
-/**
- * Improve readability of pre-formatted text in all browsers.
- */
-
-pre {
-    white-space: pre;
-    white-space: pre-wrap;
-    word-wrap: break-word;
-}
-
-/**
- * Address CSS quotes not supported in IE 6/7.
- */
-
-q {
-    quotes: none;
-}
-
-/**
- * Address `quotes` property not supported in Safari 4.
- */
-
-q:before,
-q:after {
-    content: '';
-    content: none;
-}
-
-/**
- * Address inconsistent and variable font size in all browsers.
- */
-
-small {
-    font-size: 80%;
-}
-
-/**
- * Prevent `sub` and `sup` affecting `line-height` in all browsers.
- */
-
-sub,
-sup {
-    font-size: 75%;
-    line-height: 0;
-    position: relative;
-    vertical-align: baseline;
-}
-
-sup {
-    top: -0.5em;
-}
-
-sub {
-    bottom: -0.25em;
-}
-
-/* ==========================================================================
-   Lists
-   ========================================================================== */
-
-/**
- * Address margins set differently in IE 6/7.
- */
-
-dl,
-menu,
-ol,
-ul {
-    margin: 1em 0;
-}
-
-dd {
-    margin: 0 0 0 40px;
-}
-
-/**
- * Address paddings set differently in IE 6/7.
- */
-
-menu,
-ol,
-ul {
-    padding: 0 0 0 40px;
-}
-
-/**
- * Correct list images handled incorrectly in IE 7.
- */
-
-nav ul,
-nav ol {
-    list-style: none;
-    list-style-image: none;
-}
-
-/* ==========================================================================
-   Embedded content
-   ========================================================================== */
-
-/**
- * 1. Remove border when inside `a` element in IE 6/7/8/9 and Firefox 3.
- * 2. Improve image quality when scaled in IE 7.
- */
-
-img {
-    border: 0; /* 1 */
-    -ms-interpolation-mode: bicubic; /* 2 */
-}
-
-/**
- * Correct overflow displayed oddly in IE 9.
- */
-
-svg:not(:root) {
-    overflow: hidden;
-}
-
-/* ==========================================================================
-   Figures
-   ========================================================================== */
-
-/**
- * Address margin not present in IE 6/7/8/9, Safari 5, and Opera 11.
- */
-
-figure {
-    margin: 0;
-}
-
-/* ==========================================================================
-   Forms
-   ========================================================================== */
-
-/**
- * Correct margin displayed oddly in IE 6/7.
- */
-
-form {
-    margin: 0;
-}
-
-/**
- * Define consistent border, margin, and padding.
- */
-
-fieldset {
-    border: 1px solid #c0c0c0;
-    margin: 0 2px;
-    padding: 0.35em 0.625em 0.75em;
-}
-
-/**
- * 1. Correct color not being inherited in IE 6/7/8/9.
- * 2. Correct text not wrapping in Firefox 3.
- * 3. Correct alignment displayed oddly in IE 6/7.
- */
-
-legend {
-    border: 0; /* 1 */
-    padding: 0;
-    white-space: normal; /* 2 */
-    *margin-left: -7px; /* 3 */
-}
-
-/**
- * 1. Correct font size not being inherited in all browsers.
- * 2. Address margins set differently in IE 6/7, Firefox 3+, Safari 5,
- *    and Chrome.
- * 3. Improve appearance and consistency in all browsers.
- */
-
-button,
-input,
-select,
-textarea {
-    font-size: 100%; /* 1 */
-    margin: 0; /* 2 */
-    vertical-align: baseline; /* 3 */
-    *vertical-align: middle; /* 3 */
-}
-
-/**
- * Address Firefox 3+ setting `line-height` on `input` using `!important` in
- * the UA stylesheet.
- */
-
-button,
-input {
-    line-height: normal;
-}
-
-/**
- * Address inconsistent `text-transform` inheritance for `button` and `select`.
- * All other form control elements do not inherit `text-transform` values.
- * Correct `button` style inheritance in Chrome, Safari 5+, and IE 6+.
- * Correct `select` style inheritance in Firefox 4+ and Opera.
- */
-
-button,
-select {
-    text-transform: none;
-}
-
-/**
- * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
- *    and `video` controls.
- * 2. Correct inability to style clickable `input` types in iOS.
- * 3. Improve usability and consistency of cursor style between image-type
- *    `input` and others.
- * 4. Remove inner spacing in IE 7 without affecting normal text inputs.
- *    Known issue: inner spacing remains in IE 6.
- */
-
-button,
-html input[type="button"], /* 1 */
-input[type="reset"],
-input[type="submit"] {
-    -webkit-appearance: button; /* 2 */
-    cursor: pointer; /* 3 */
-    *overflow: visible;  /* 4 */
-}
-
-/**
- * Re-set default cursor for disabled elements.
- */
-
-button[disabled],
-html input[disabled] {
-    cursor: default;
-}
-
-/**
- * 1. Address box sizing set to content-box in IE 8/9.
- * 2. Remove excess padding in IE 8/9.
- * 3. Remove excess padding in IE 7.
- *    Known issue: excess padding remains in IE 6.
- */
-
-input[type="checkbox"],
-input[type="radio"] {
-    box-sizing: border-box; /* 1 */
-    padding: 0; /* 2 */
-    *height: 13px; /* 3 */
-    *width: 13px; /* 3 */
-}
-
-/**
- * 1. Address `appearance` set to `searchfield` in Safari 5 and Chrome.
- * 2. Address `box-sizing` set to `border-box` in Safari 5 and Chrome
- *    (include `-moz` to future-proof).
- */
-
-input[type="search"] {
-    -webkit-appearance: textfield; /* 1 */
-    -moz-box-sizing: content-box;
-    -webkit-box-sizing: content-box; /* 2 */
-    box-sizing: content-box;
-}
-
-/**
- * Remove inner padding and search cancel button in Safari 5 and Chrome
- * on OS X.
- */
-
-input[type="search"]::-webkit-search-cancel-button,
-input[type="search"]::-webkit-search-decoration {
-    -webkit-appearance: none;
-}
-
-/**
- * Remove inner padding and border in Firefox 3+.
- */
-
-button::-moz-focus-inner,
-input::-moz-focus-inner {
-    border: 0;
-    padding: 0;
-}
-
-/**
- * 1. Remove default vertical scrollbar in IE 6/7/8/9.
- * 2. Improve readability and alignment in all browsers.
- */
-
-textarea {
-    overflow: auto; /* 1 */
-    vertical-align: top; /* 2 */
-}
-
-/* ==========================================================================
-   Tables
-   ========================================================================== */
-
-/**
- * Remove most spacing between table cells.
- */
-
-table {
-    border-collapse: collapse;
-    border-spacing: 0;
-}
diff --git a/sample/index.html b/sample/index.html
deleted file mode 100644
index 4ff9fd4838..0000000000
--- a/sample/index.html
+++ /dev/null
@@ -1,28 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-    <title>Gridster Demos</title>
-
-    <link rel="stylesheet" href="css/normalize.css">
-    <link rel="stylesheet" href="css/main.css">
-</head>
-<body>
-<style>
-    ul {
-        padding: 0 0 0 40px;
-        background-color: cadetblue;
-        width: 50%;
-    }
-</style>
-
-<div class="content">
-    <h2>Samples</h2>
-</div>
-<ul>
-    <li><a href="SwapDrop.html">Swapping Grid</a></li>
-    <li><a href="responsive.html">Responsive Grid</a></li>
-</ul>
-
-
-</body>
-</html>
diff --git a/sample/js/plugins.js b/sample/js/plugins.js
deleted file mode 100755
index 728680b08d..0000000000
--- a/sample/js/plugins.js
+++ /dev/null
@@ -1,24 +0,0 @@
-// Avoid `console` errors in browsers that lack a console.
-(function() {
-    var method;
-    var noop = function () {};
-    var methods = [
-        'assert', 'clear', 'count', 'debug', 'dir', 'dirxml', 'error',
-        'exception', 'group', 'groupCollapsed', 'groupEnd', 'info', 'log',
-        'markTimeline', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
-        'timeStamp', 'trace', 'warn'
-    ];
-    var length = methods.length;
-    var console = (window.console = window.console || {});
-
-    while (length--) {
-        method = methods[length];
-
-        // Only stub undefined methods.
-        if (!console[method]) {
-            console[method] = noop;
-        }
-    }
-}());
-
-// Place any jQuery/helper plugins in here.
diff --git a/src/jquery.draggable.js b/src/jquery.draggable.js
index ec859c1a48..94d7ac9c92 100644
--- a/src/jquery.draggable.js
+++ b/src/jquery.draggable.js
@@ -82,9 +82,8 @@
         this.options = $.extend({}, defaults, options);
         this.$document = $(document);
         this.$container = $(el);
-        this.$scroll_container = this.options.scroll_container == window ?
+        this.$scroll_container = this.options.scroll_container === window ?
             $(window) : this.$container.closest(this.options.scroll_container);
-        this.$dragitems = $(this.options.items, this.$container);
         this.is_dragging = false;
         this.player_min_left = 0 + this.options.offset_left;
         this.id = uniqId();
@@ -104,7 +103,7 @@
         this.events();
 
         $window.bind(this.nsEvent('resize'),
-            throttle($.proxy(this.calculate_dimensions, this), 200));
+				throttle($.proxy(this.calculate_dimensions, this), 200));
     };
 
     fn.nsEvent = function(ev) {
@@ -135,8 +134,7 @@
     };
 
     fn.get_actual_pos = function($el) {
-        var pos = $el.position();
-        return pos;
+		return $el.position();
     };
 
 
@@ -271,14 +269,13 @@
     };
 
 
-    fn.calculate_dimensions = function(e) {
+    fn.calculate_dimensions = function() {
         this.scroller_height = this.$scroll_container.height();
         this.scroller_width = this.$scroll_container.width();
     };
 
 
     fn.drag_handler = function(e) {
-        var node = e.target.nodeName;
         // skip if drag is disabled, or click was not done with the mouse primary button
         if (this.disabled || e.which !== 1 && !isTouch) {
             return;
@@ -334,7 +331,6 @@
         var offset = this.$container.offset();
         this.baseX = Math.round(offset.left);
         this.baseY = Math.round(offset.top);
-        this.initial_container_width = this.options.container_width || this.$container.width();
 
         if (this.options.helper === 'clone') {
             this.$helper = this.$player.clone()
@@ -346,11 +342,8 @@
 
         this.scroll_container_offset_y = this.$scroll_container.scrollTop();
         this.scroll_container_offset_x = this.$scroll_container.scrollLeft();
-        this.scroll_offset_y = 0;
-        this.scroll_offset_x = 0;
         this.el_init_offset = this.$player.offset();
         this.player_width = this.$player.width();
-        this.player_height = this.$player.height();
 
         this.set_limits(this.options.container_width);
 
diff --git a/src/jquery.gridster.css b/src/jquery.gridster.css
index c98cb2a3cc..51fbc713c0 100644
--- a/src/jquery.gridster.css
+++ b/src/jquery.gridster.css
@@ -3,7 +3,6 @@
 }
 
 .gridster > * {
-    margin: 0 auto;
     -webkit-transition: height .4s, width .4s;
     -moz-transition: height .4s, width .4s;
     -o-transition: height .4s, width .4s;
diff --git a/src/jquery.gridster.js b/src/jquery.gridster.js
index f1f1e0df66..5af16f0e4a 100755
--- a/src/jquery.gridster.js
+++ b/src/jquery.gridster.js
@@ -145,7 +145,7 @@
         this.options.draggable = $.extend(true, {}, this.options.draggable,
                             {scroll_container: this.options.scroll_container});
         this.$el = $(el);
-        this.$scroll_container = this.options.scroll_container == window ? 
+        this.$scroll_container = this.options.scroll_container === window ?
                 $(window) : this.$el.closest(this.options.scroll_container);
         this.$wrapper = this.$el.parent();
         this.$widgets = this.$el.children(
@@ -431,7 +431,7 @@
             }, this), 0);
         }
 
-        return $w.fadeIn({complete: function () { if(callback) callback.call(this); }});
+        return $w.fadeIn({complete: function () { if(callback) {callback.call(this);} }});
 
     };
 
@@ -493,7 +493,7 @@
     fn.add_resize_handle = function($w) {
         var $append_to = this.options.resize.handle_append_to ? $(this.options.resize.handle_append_to, $w) : $w;
 
-        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length == 0 ) {
+        if ( ($append_to.children("span[class~='" + this.resize_handle_class + "']")).length === 0 ) {
             $(this.resize_handle_tpl).appendTo( $append_to );
         }
 
@@ -947,7 +947,9 @@
         $nexts.not($exclude).each($.proxy(function(i, w) {
             var $w = $( w ),
                 wgd = $w.coords().grid;
+			/*jshint -W018 */
             if ( !(wgd.row <= (row + size_y - 1))) { return; }
+			/*jshint +W018 */
             var diff =  (row + size_y) - wgd.row;
             this.move_widget_down($w, diff);
         }, this));
@@ -1040,7 +1042,7 @@
         if($w){
             this.remove_widget($w);
         }
-    }
+    };
 
 
     /**
@@ -1120,7 +1122,8 @@
         $widgets || ($widgets = this.$widgets);
         var result = [];
         $widgets.each($.proxy(function(i, widget) {
-            if(typeof($(widget).coords().grid) != "undefined"){
+			var $w = $(widget);
+			if(typeof($w.coords().grid) !== 'undefined'){
                 result.push(this.options.serialize_params($w, $w.coords().grid) );
             }
         }, this));
@@ -1730,12 +1733,12 @@
         size_x = Math.max(Math.min(size_x, max_size_x), min_size_x);
         size_x = Math.min(max_cols, size_x);
         width = (max_size_x * wbd_x) + ((size_x - 1) * margin_x );
-        max_width = Math.min(width, limit_width);
-        min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
+        var max_width = Math.min(width, limit_width);
+        var min_width = (min_size_x * wbd_x) + ((size_x - 1) * margin_x);
 
         size_y = Math.max(Math.min(size_y, max_size_y), min_size_y);
-        max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
-        min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var max_height = (max_size_y * wbd_y) + ((size_y - 1) * margin_y);
+        var min_height = (min_size_y * wbd_y) + ((size_y - 1) * margin_y);
 
         if (this.resize_dir.right) {
             size_y = this.resize_initial_sizey;
@@ -1973,10 +1976,10 @@
         //Move queued widgets
         if(swap && this.can_placeholder_be_set(to_col, to_row, player_size_x, player_size_y)){
             for(var key in this.w_queue){
-                var col = parseInt(key.split("_")[0]);
-                var row = parseInt(key.split("_")[1]);
-                if (this.w_queue[key] != "full"){
-                    this.new_move_widget_to(this.w_queue[key], col, row);
+                var _col = parseInt(key.split("_")[0]);
+                var _row = parseInt(key.split("_")[1]);
+                if (this.w_queue[key] !== "full"){
+                    this.new_move_widget_to(this.w_queue[key], _col, _row);
                 }
             }
             this.set_placeholder(to_col, to_row);
@@ -2013,12 +2016,12 @@
                 if(this.is_occupied(colc,rowc)){
                     occupied = true;
                 } else if(key in this.w_queue){
-                    if(this.w_queue[key] == "full"){
+                    if(this.w_queue[key] === 'full'){
                         occupied = true;
                         continue;
                     }
-                    $tw = this.w_queue[key];
-                    tgd = $tw.coords().grid;
+                    var $tw = this.w_queue[key];
+                    var tgd = $tw.coords().grid;
                     //remove queued items if no longer under player.
                     if(!this.is_widget_under_player(tgd.col,tgd.row)){
                         delete this.w_queue[key];
@@ -2037,7 +2040,7 @@
         }
         
         return occupied;
-    }
+    };
 
     fn.can_placeholder_be_set = function(col, row, player_size_x, player_size_y){
         var can_set = true;
@@ -2060,10 +2063,10 @@
             }
         }
         return can_set;
-    }
+    };
 
     fn.queue_widget = function(col, row, $widget){
-        var $w = $widget
+        var $w = $widget;
         var wgd = $w.coords().grid;
         var primary_key = col+"_"+row;
         if (primary_key in this.w_queue){
@@ -2077,7 +2080,7 @@
                 var colc = col + c;
                 var rowc = row + r;
                 var key = colc+"_"+rowc;
-                if (key == primary_key){
+                if (key === primary_key){
                     continue;
                 }
                 this.w_queue[key] = "full";
@@ -2085,7 +2088,7 @@
         }
 
         return true;
-    }
+    };
 
     fn.is_widget_queued_and_can_move = function($widget){
         var queued = false;
@@ -2094,10 +2097,10 @@
         }
 
         for(var key in this.w_queue){
-            if(this.w_queue[key] == "full"){
+            if(this.w_queue[key] === "full"){
                 continue;
             }
-            if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")){
+            if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")){
                 queued = true;
                 //test whole space
                 var $w = this.w_queue[key];
@@ -2119,24 +2122,24 @@
             }
         }
     
-        return queued
-    }
+        return queued;
+    };
 
     fn.is_in_queue = function(col,row, $widget){
         var queued = false;
         var key = col+"_"+row;
 
         if ((key in this.w_queue)){
-            if (this.w_queue[key] == "full"){
+            if (this.w_queue[key] === "full"){
                queued = true; 
             } else {
-                $tw = this.w_queue[key];
-                tgd = $tw.coords().grid;
+                var $tw = this.w_queue[key];
+                var tgd = $tw.coords().grid;
                 if(!this.is_widget_under_player(tgd.col,tgd.row)){
-                    delete this.w_queue[key]
+                    delete this.w_queue[key];
                     queued = false;
-                } else if(this.w_queue[key].attr("data-col") == $widget.attr("data-col") && this.w_queue[key].attr("data-row") == $widget.attr("data-row")) {
-                    delete this.w_queue[key]
+                } else if(this.w_queue[key].attr("data-col") === $widget.attr("data-col") && this.w_queue[key].attr("data-row") === $widget.attr("data-row")) {
+                    delete this.w_queue[key];
                     queued = false;
                 } else {
                     queued = true;
@@ -2145,7 +2148,7 @@
         } 
 
         return queued;
-    }
+    };
 
 
     /**
@@ -2222,7 +2225,7 @@
                     // overlaps player
                     var y = (to_row + this.player_grid_data.size_y) - wgd.row;
                     if (this.can_go_down($w)){
-                        console.log("In Move Down!")
+                        console.log("In Move Down!");
                         this.move_widget_down($w, y);
                         this.set_placeholder(to_col, to_row);
                     }
@@ -2466,8 +2469,8 @@
         if (moved_down || changed_column) {
             $nexts.each($.proxy(function(i, widget) {
                 //Make sure widget is at it's topmost position
-                $w = $(widget);
-                wgd = $w.coords().grid;
+                var $w = $(widget);
+                var wgd = $w.coords().grid;
 
                 var can_go_widget_up = this.can_go_widget_up(wgd);
 
@@ -2622,12 +2625,13 @@
 
         while (++r <= p_bottom_row ) {
             var common = true;
+			/*jshint -W083 */
             $.each(upper_rows, function(col, rows) {
                 if ($.isArray(rows) && $.inArray(r, rows) === -1) {
                     common = false;
                 }
             });
-
+			/*jshint +W083 */
             if (common === true) {
                 valid_rows.push(r);
                 if (valid_rows.length === size_y) {
@@ -2764,12 +2768,14 @@
         var self = this;
         var cols = this.cells_occupied_by_player.cols;
         if(this.options.shift_larger_widgets_down){
+			/*jshint -W083 */
             for (var c = 0, cl = cols.length; c < cl; c++) {
                 this.for_each_widget_below(cols[c], row, function(tcol, trow) {
                     console.log("from_on_stop_overlapping_row");
                     self.move_widget_up(this, self.player_grid_data.size_y);
                 });
             }
+			/*jshint +W083 */
         }
     };
 
@@ -2789,7 +2795,7 @@
         this.$changed = this.$changed.add($widget);
 
         return this;
-    }
+    };
 
 
     /**
@@ -3127,10 +3133,10 @@
             if ($(this).hasClass($gr.options.static_class)){
                 can_go_down = false;
             }
-        })
+        });
 
         return can_go_down;
-    }
+    };
 
 
     fn.can_go_up = function($el) {
@@ -3328,13 +3334,13 @@
     };
 
     fn.clean_up_changed = function(){
-        $gr = this;
+        var $gr = this;
         $gr.$changed.each(function(){
             if($gr.options.shift_larger_widgets_down){
                 $gr.move_widget_up($(this));
             }
         });
-    }
+    };
 
 
 
@@ -3629,8 +3635,8 @@
         /* generate CSS styles for cols */
         for(i = 1; i <= opts.cols + 1; i++) {
           styles += (opts.namespace + ' [data-col="' + i + '"] { left:' +
-          (full_width ?  this.options.widget_margins[0] : ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0])))
-          + 'px; }\n');
+          (full_width ?  this.options.widget_margins[0] :
+				  ((i * opts.widget_margins[0]) + ((i - 1) * opts.widget_base_dimensions[0]))) + 'px; }\n');
         }
 
         /* generate CSS styles for rows */
@@ -3646,7 +3652,8 @@
 
         for (var x = 1; x <= max_size_x; x++) {
             styles += (opts.namespace + ' [data-sizex="' + x + '"] { width:' +
-            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) : ((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
+            (full_width ? ($(window).width() - this.options.widget_margins[0] * 2) :
+					((x * opts.widget_base_dimensions[0]) + ((x - 1) * opts.widget_margins[0]))) + 'px; }\n');
         }
 
         this.remove_style_tags();
diff --git a/src/utils.js b/src/utils.js
index f66910d78d..c25d6dbf06 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,72 +1,85 @@
-;(function(window, undefined) {
+(function (window, undefined) {
 
-    /* Delay, debounce and throttle functions taken from underscore.js
-     *
-     * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
-     * Investigative Reporters & Editors
-     *
-     * Permission is hereby granted, free of charge, to any person
-     * obtaining a copy of this software and associated documentation
-     * files (the "Software"), to deal in the Software without
-     * restriction, including without limitation the rights to use,
-     * copy, modify, merge, publish, distribute, sublicense, and/or sell
-     * copies of the Software, and to permit persons to whom the
-     * Software is furnished to do so, subject to the following
-     * conditions:
-     *
-     * The above copyright notice and this permission notice shall be
-     * included in all copies or substantial portions of the Software.
-     *
-     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-     * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-     * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-     * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-     * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-     * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-     * OTHER DEALINGS IN THE SOFTWARE.
-     */
+	/* Delay, debounce and throttle functions taken from underscore.js
+	 *
+	 * Copyright (c) 2009-2013 Jeremy Ashkenas, DocumentCloud and
+	 * Investigative Reporters & Editors
+	 *
+	 * Permission is hereby granted, free of charge, to any person
+	 * obtaining a copy of this software and associated documentation
+	 * files (the "Software"), to deal in the Software without
+	 * restriction, including without limitation the rights to use,
+	 * copy, modify, merge, publish, distribute, sublicense, and/or sell
+	 * copies of the Software, and to permit persons to whom the
+	 * Software is furnished to do so, subject to the following
+	 * conditions:
+	 *
+	 * The above copyright notice and this permission notice shall be
+	 * included in all copies or substantial portions of the Software.
+	 *
+	 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+	 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+	 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+	 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+	 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+	 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+	 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+	 * OTHER DEALINGS IN THE SOFTWARE.
+	 */
 
-    window.delay = function(func, wait) {
-        var args = Array.prototype.slice.call(arguments, 2);
-        return setTimeout(function(){ return func.apply(null, args); }, wait);
-    };
+	window.delay = function (func, wait) {
+		var args = Array.prototype.slice.call(arguments, 2);
+		return setTimeout(function () {
+			return func.apply(null, args);
+		}, wait);
+	};
 
-    window.debounce = function(func, wait, immediate) {
-        var timeout;
-        return function() {
-          var context = this, args = arguments;
-          var later = function() {
-            timeout = null;
-            if (!immediate) func.apply(context, args);
-          };
-          if (immediate && !timeout) func.apply(context, args);
-          clearTimeout(timeout);
-          timeout = setTimeout(later, wait);
-        };
-    };
+	window.debounce = function (func, wait, immediate) {
+		var timeout;
+		return function () {
+			var context = this, args = arguments;
+			var later = function () {
+				timeout = null;
+				if (!immediate) {
+					func.apply(context, args);
+				}
+			};
+			if (immediate && !timeout) {
+				func.apply(context, args);
+			}
+			clearTimeout(timeout);
+			timeout = setTimeout(later, wait);
+		};
+	};
 
-    window.throttle = function(func, wait) {
-        var context, args, timeout, throttling, more, result;
-        var whenDone = debounce(
-            function(){ more = throttling = false; }, wait);
-        return function() {
-          context = this; args = arguments;
-          var later = function() {
-            timeout = null;
-            if (more) func.apply(context, args);
-            whenDone();
-          };
-          if (!timeout) timeout = setTimeout(later, wait);
-          if (throttling) {
-            more = true;
-          } else {
-            result = func.apply(context, args);
-          }
-          whenDone();
-          throttling = true;
-          return result;
-        };
-    };
+	window.throttle = function (func, wait) {
+		var context, args, timeout, throttling, more, result;
+		var whenDone = debounce(
+				function () {
+					more = throttling = false;
+				}, wait);
+		return function () {
+			context = this;
+			args = arguments;
+			var later = function () {
+				timeout = null;
+				if (more) {
+					func.apply(context, args);
+				}
+				whenDone();
+			};
+			if (!timeout) {
+				timeout = setTimeout(later, wait);
+			}
+			if (throttling) {
+				more = true;
+			} else {
+				result = func.apply(context, args);
+			}
+			whenDone();
+			throttling = true;
+			return result;
+		};
+	};
 
 })(window);