startList = function() {
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", "");
			  }
		   }
	 	}
	}
}
window.onload=startList;