//startList = function() {
function startList(){
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");
			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", "");
				}
			}
		}
	}
	 
	 //preloadImages for dropboxes
	function newImage(){
		if (document.images) {
			plusImgLoader =	newImage("images/openbox.gif");
			plusImgOverLoader =	newImage("images/openbox-over.gif");
			minusImgLoader = newImage("images/closebox.gif");
			minusImgOverLoader = newImage("images/closebox-over.gif");
			preloadFlag = true;
		}
	}
}

window.onload=startList;