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+=" hover"; }
				node.onmouseout=function() 	{ this.className=this.className.replace(" hover", ""); }
				
				for (j=0; j<node.childNodes.length; j++) {
					subnode = node.childNodes[j];
					if (subnode.nodeName=="UL") {
						for (k=0; k<subnode.childNodes.length; k++) {
							var subsubnode = subnode.childNodes[k];
							if (subsubnode.nodeName == "LI") {
								subsubnode.onmouseover=function() 	{ this.className += " hover"; }
								subsubnode.onmouseout=function()	{ this.className = this.className.replace(" hover", ""); }
							}
						}
					}
				}
			}
		}
	}
}
startList();