startList = function(idd) {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById(idd);
		if(navRoot) {
			for (i=0; i<navRoot.childNodes.length; i++) {
				node = navRoot.childNodes[i];
				if (node.nodeName=="LI") {
					node.onmouseover=function() {
						this.className+=" "+idd;
  					}
  					node.onmouseout=function() {
  						this.className=this.className.replace(" "+idd, "");
   					}
   				}
  			}
		}
		delete navRoot;
	}
}
window.onload=function() {
	startList('nav1');
	startList('subnav1');
	startList('nav2');
	startList('subnav2');
	startList('nav3');
	startList('subnav3');
	startList('nav4');
	startList('subnav4');
	startList('nav5');
	startList('subnav5');
}