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;