var Menu = function() {
	
	return {
		init: function() {			
			
			// Dropdown-Menu
			$$('ul#menu li ul.submenu').setStyle("display", "none");
			$$('ul#menu li').each(function(item){				
				item.addEvent('mouseenter',function(){						
					if($defined(item.getElements('ul'))) {
						var submenuList = item.getElements('ul');
						
						submenuList.setStyle('display','block');
						submenuList.setStyle('opacity', 0.8);
						
						item.addEvent('mouseleave',function(){
							submenuList.setStyle.delay(100, submenuList, ["display", "none"]);
						}.bind(this));
					}
				});


			});
			
		}
	};
	
} ();

document.addEvent("domready", Menu.init);