MediaWiki:Gadget-ReferenceTooltips.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.

if (document.querySelector(".reference") && mw.config.values.skin !== "minerva") {
	mw.loader.load('https://en.wikipedia.org/w/load.php?modules=ext.gadget.ReferenceTooltips&only=scripts');
	mw.loader.load('https://en.wikipedia.org/w/load.php?modules=ext.gadget.ReferenceTooltips&only=styles', 'text/css');
}