/*
	*	stackable prettier window.onload
	* 	url	http://simon.incutio.com/archive/2004/05/26/addLoadEvent
	*/
	function addLoadEvent(func) {
		var oldonload = window.onload;
		if (typeof window.onload != 'function') {
			window.onload = func;
		}
		else {
			window.onload = function() {
				oldonload();
				func();
			}
		}
	}

	/*
	*	suckerfish dropdowns
	* 	url	http://www.alistapart.com/articles/dropdowns
	*/
	init_nav = function() {
		if (document.all && document.getElementById) {
			navRoot = document.getElementById("sidenav");
			if (navRoot) {
				for (i = 0; i < navRoot.childNodes.length; i++) {
					node = navRoot.childNodes[i];
	
					if (node.nodeName == "LI") {
						
						node.onmouseover = function() {
							this.className += " over";
						}
						
						node.onmouseout=function() {
							this.className=this.className.replace(" over", "");
						}
					}
				}
			}
		}
	}