startList = function() {
   if (document.all&&document.getElementById) {
      menuRoot = document.getElementById("sitemenu");
      for (i=0; i<menuRoot.childNodes.length; i++) {
         node = menuRoot.childNodes[i];
         if (node.nodeName=="LI") {
            node.onmouseover=function() {
               this.className+=" iehover";
            }
            node.onmouseout=function() {
               this.className=this.className.replace(" iehover", "");
            }
         }
      }
   }
}
window.onload=startList;