startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");

			if (navRoot.nodeName=="DIV") {
				navRoot.onmouseover=function() {
					this.className+=" over";
				}
				navRoot.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
	}
}
window.onload=startList;