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", "");
				}
			}
            for (j=0; j<node.childNodes.length; j++) {
                subNode = node.childNodes[j];
                for (k=0; k<subNode.childNodes.length; k++) {
                    subsubNode = subNode.childNodes[k];
                    if (subsubNode.nodeName=="LI") {
                        subsubNode.onmouseover=function() {
                            this.className+=" over";
                        }
                        subsubNode.onmouseout=function() {
                            this.className=this.className.replace(" over", "");
                        }
                    }
                }
            }
		}
	}
}
window.onload=startList;