window.addEvent('domready', function() {
	var items = $$('#top-menu li');
	items.each(function(item) {
	
		item.get('tween').setOptions({
			link: 'cancel',
			duration: 250,
			transition: Fx.Transitions.Sine.easeOut
		});
		
		item.addEvent('mouseenter', function() {
			items.each(function(hoverItem) {
				if (item == hoverItem) {
					hoverItem.fade('in');
				}
				else {
					hoverItem.fade(0.5);
				}
			});
		});
		
		item.addEvent('mouseleave', function() {
			items.each(function(hoverItem) {
				hoverItem.fade('in');
			});
		});
	});
});