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;