window.addEvent('domready', function(){
	var list = $$('#moo a');
	list.each(function(element) {
		var fx = new Fx.Styles(element,{duration:600, wait:false, transition: Fx.Transitions.Back.easeOut});
	 	
		element.addEvent("mouseenter", function(){
			fx.start({
				"background-position":[170,150]
			});
		});
	 
		element.addEvent('mouseleave', function(){
			fx.start({
				'background-position':[150,170]
			});
		});
		
		element.addEvent('domready', function(){
			fx.start({
				'background-position': [170,150]
			});
		});
	 
		element.addEvent('domready', function(){
			fx.start({
				'background-position': [150,170]
			});
		});

	});
});