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";
	//	alert(this.childNodes.firstChild.className);
		

}
  	node.onmouseout=function() {this.className=this.className.replace(" over", "");}
   }
  }
 }
}
start_several=function(){
	startList();
	
	}
window.onload=start_several;