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;