Prevent sites from hijacking the middle mouse button for their own purposes
// ==UserScript==
// @name Stop Middle Click Hijacking
// @description Prevent sites from hijacking the middle mouse button for their own purposes
// @icon http://www.rjlsoftware.com/software/entertainment/finger/icons/finger.gif
// @version 0.1
// @license GNU General Public License v3
// @copyright 2014, Nickel
// @grant none
// @include *://www.youtube.com/*
// @namespace https://greasyfork.org/users/10797
// ==/UserScript==
(function(){
//Adapted from Chrome extension (written by petergrabs@yahoo.com)
//TODO: would event.preventDefault() also work??
document.addEventListener("click", function(e){ e.button===1 && e.stopPropagation(); }, true);
})();