MediaWiki:Common.js

Note: After saving, 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)
• Internet Explorer / Edge: Hold Ctrl while clicking Refresh, or press Ctrl-F5
• Opera: Go to Menu → Settings (Opera → Preferences on a Mac) and then to Privacy & security → Clear browsing data → Cached images and files.

overlay        = document.getElementById('overlay');
confirmButtons = document.getElementsByClassName('button-confirm');
cancelButtons  = document.getElementsByClassName('button-cancel');

goBack        = function(){ history.back() };

if(overlay != null){
  hideOverlay = function(){ overlay.style.visibility = 'hidden' };
  for(butt of cancelButtons){
    butt.addEventListener('click', goBack)
  }
  for(butt of confirmButtons){
    butt.addEventListener('click', hideOverlay );
  }
}