startList = function() {
	if (document.all && document.getElementById) {
		mainMenu = document.getElementById("mainmenu");
		menuUl = mainMenu.childNodes[0]; /* get menu ul */
		for (i = 0; i < menuUl.childNodes.length; i++) {
			node = menuUl.childNodes[i];
			if (node.nodeName == "LI") {
				node.onmouseover = function() {
					this.className += " over";
				}
				node.onmouseout = function() {
					this.className = this.className.replace(" over", "");
				}
			}
		}
	}
}

window.onload=startList;