Movember Everywhere Userscript

movember-everywhere.user.js

// ==UserScript==
// @name        Movember everywhere!
// @namespace   http://november.mustdie.de/
// @description Replace November with Movember
// @include     *
// @version     6
// @downloadURL https://gist.github.com/TobiX/69b75e601b9bc0f39adf/raw/movember-everywhere.user.js
// @grant       none
// ==/UserScript==

var excludedTags = ['SCRIPT', 'STYLE', 'TEXTAREA'];

function doReplacement(node) {
	var n;
	var walk = document.createTreeWalker(node, NodeFilter.SHOW_TEXT, null, false);

	while (n = walk.nextNode())
		if (!n.isAlreadyMovember && excludedTags.indexOf(n.parentNode.nodeName) < 0) {
			n.textContent = n.textContent.replace(/November/g, 'Movember').replace(/november/g, 'movember');
			n.isAlreadyMovember = true;
		}
}

doReplacement(document.body);

MutationObserver = window.MutationObserver;
var observer = new MutationObserver(function(mutations) {
  mutations.forEach(function(mutation) {

    var addedNodes = mutation.addedNodes;
    for (var i = 0; i < addedNodes.length; i++) {
      doReplacement(addedNodes[i]);
    }

  });
});

observer.observe(document.body, {
	childList: true,
	subtree: true,
	attributes: false
});

Installation

If you have GreaseMonkey installed, click here to install