MediaWiki:Common.js

Note: After publishing, you may have to bypass your browser's cache to see the changes.

• Firefox / Safari: Hold Shift while clicking Reload, or press either Ctrl-F5 or Ctrl-R (⌘-R on a Mac)
• Google Chrome: Press Ctrl-Shift-R (⌘-Shift-R on a Mac)
• Edge: Hold Ctrl while clicking Refresh, or press Ctrl-F5.

/* Any JavaScript here will be loaded for all users on every page load. */

  const hoverDiv = document.querySelector('.hover-me');
  const changeDiv = document.querySelector('.change-me');

  hoverDiv.addEventListener('mouseenter', () => {
    changeDiv.classList.add('active');
  });

  hoverDiv.addEventListener('mouseleave', () => {
    changeDiv.classList.remove('active');
  });