startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav").childNodes[0];
		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", "");
				}
				//loop through children to get ULs
				for (j=0; j<node.childNodes.length; j++) {
					subnode = node.childNodes[j];
					if (subnode.nodeName=="UL") {
						//loop through the subnav ULs' children LIs & add over states
						for (k=0; k<subnode.childNodes.length; k++) {
							subnodeChild = subnode.childNodes[k];
							if (subnodeChild.nodeName=="LI") {
								subnodeChild.onmouseover=function() {
									this.className+=" over";
								}
								subnodeChild.onmouseout=function() {
									this.className=this.className.replace(" over", "");
								}
							}
						}
						
					}
				}
			}
		}
	}
}
window.onload=startList;