function upgradeMenu() {
	if (!$) {
		window.setTimeout(upgradeMenu, 100);
		return;
	}
	$(document).ready(function() {
		$('#top-menu li').mouseenter (function(eventObject) {
			$('.active', eventObject.currentTarget.parentNode).removeClass('active');
			$(eventObject.currentTarget).addClass ('active');
		});
		$('#top-menu li.sub').mouseleave (function(eventObject) {
			$(eventObject.currentTarget).delay(1500).queue(function() {
				$(this).removeClass('active').dequeue();
			});
		});
	});
}
upgradeMenu();