librenms-librenms/doc/js/docs-install-tab.js

const tabSync = () => {
  const tabs = document.querySelectorAll(".tabbed-set > input")
  for (const tab of tabs) {
    tab.addEventListener("change", () => {
      const current = document.querySelector(`label[for=${tab.id}]`)
      const pos = current.getBoundingClientRect().top
      const labelContent = current.innerHTML
      const labels = document.querySelectorAll('.tabbed-set > label, .tabbed-alternate > .tabbed-labels > label')
      for (const label of labels) {
        if (label.innerHTML === labelContent) {
          document.querySelector(`input[id=${label.getAttribute('for')}]`).click()
        }
      }

      // Preserve scroll position
      const delta = (current.getBoundingClientRect().top) - pos
      window.scrollBy(0, delta)
    })
  }
}

document.addEventListener('DOMContentLoaded', function () {
    tabSync();
}, false);