window.addEvent('domready', function() {
	
	
		var logo = $('logo');	
		
		
		logo.addEvent('mouseenter', function(){
		
			logo.setStyle('background-image', 'url(\'site/img/logo_hover.gif\')'); 
			
			
			});


		logo.addEvent('mouseleave', function(){
		
			logo.setStyle('background-image', 'url(\'site/img/logo_default.gif\')'); 
			
			
			});



		});