function setUpMenubarButtons () {
	var menu = document.getElementById("Menubar");
	var items = menu.getElementsByTagName("li");

	for (var index = 0; index < items.length; index ++) {
		var item = items[index];
		item.onmouseover = function () {
			this.className = "Hover";
		}
		item.onmouseout = function () {
			this.className = "";
		}
	}
}

if (window.attachEvent) {
	window.attachEvent("onload", function () {
		setUpMenubarButtons(window.event);
	});
}