script to clean the mess that Blackboard makes of CSS

squeaky.js

	var squeaky = squeaky || 
		{
				filterNone: function () {
					return NodeFilter.FILTER_ACCEPT;
				},
				
				getCSS: function (rootElem) {
					var comments = [];
					var iterator = document.createNodeIterator(rootElem, NodeFilter.SHOW_COMMENT, this.filterNone, false);
					var curNode;
					while (curNode = iterator.nextNode()) {
						var comStr = curNode.textContent.trim();
						var i = comStr.indexOf('squeaky CSS');
						if(i > -1){
							comStr = comStr.substr(i+10, comStr.length).trim();
							
							return comStr;
						}
					}
					return false;
				}
		}; 
		
	squeaky.el = document.getElementById('squeaky');	
	var css= squeaky.getCSS(squeaky.el);
	
// run on load
	(function() {
			squeaky.style = document.createElement('style');
			squeaky.style.type = 'text/css';

			var text_node = document.createTextNode(css);
			squeaky.style.appendChild(text_node);

			squeaky.el.insertBefore(squeaky.style, squeaky.el.firstChild);
	}());