startList = function() {
	if (/*document.all && */document.getElementById) {
		navRoot = document.getElementById('nav');
		for (i = 0; i < navRoot.childNodes.length; i++) {
			ul = navRoot.childNodes[i];
			if (ul.nodeName == 'UL') {
				for (j = 0; j < ul.childNodes.length; j++) {
					node = ul.childNodes[j];
					if (node.nodeName == 'LI') {
						node.onmouseover = function() {
							this.className += ' over';
							console.log(this.parentNode.nodeName);
						}
						node.onmouseout = function() {
							this.className = this.className.replace('over', '');
						}
					}
				}
			}
		}
	}
}
window.onload=startList;