window.addEvent('domready', function() {
	
	$$('.elemento').addEvents({
	'mouseover': function() {
		this.setStyle('background','#5f070a');
		this.setStyle('color','white');
	},
	'mouseleave':function() {
		this.setStyle('background','white');
		this.setStyle('color','gray');
	}
	});
});