new function() {
	var li = ge("menu").getElementsByTagName("li");

	for(var i = li.length; i--;) {
		new function(pos) {
			li[pos].onmouseover = function() {
				this.className += " ativo submenu";
			}
			li[pos].onmouseout = function() {
				this.className = this.className.replace(/\s*ativo submenu/, "");
			}
		}(i);
	}
}