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;