window.addEvent('domready', function(){
	$('menu').getElements('.menuitem').each(function(e){
		var submenu = e.getElement('.submenu');
		if ($chk(submenu))
		{
			var myFx = new Fx.Slide(submenu).hide();
			e.addEvents({
				'mouseenter' : function(){
					myFx.cancel();
					myFx.slideIn();
				},
				'mouseleave' : function(){
					myFx.cancel();
					myFx.slideOut();
				}
			});
		}
	});
});