window.addEvent('domready', function(){
	$$('button').each(function(el){
		el.addEvents({
			mouseenter: function(){
				this.setStyle('backgroundImage', 'url(/images/forms/submit-background-over.gif)');
			},
			mouseleave: function(){
				this.setStyle('backgroundImage', 'url(/images/forms/submit-background.gif)');
			}
		});
	});
});