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;