(function() {
	window.addEvent('domready',function() {
		$$('.fade-area').each(function(container) {
			container.getChildren().each(function(child) {
				var siblings = child.getParent().getChildren().erase(child);
				child.addEvents({
					mouseenter: function() { siblings.tween('opacity',0.5); },
					mouseleave: function() { siblings.tween('opacity',1); }
				});
			});
		});
	});
})();