function simpleRollover(){
	$(document.body).getElements('img,input').each(function(el){
		if(el.hasClass('sro') && !el.hasClass('simpleRollover-replaced')){
			var rel = el.get('rel');
			var parent = el.getParent('a');
			if($chk(rel)){
				el.addClass('simpleRollover-replaced');
				var preload = new Asset.image(rel);
				if($chk(parent)){
					parent.addEvent('mouseenter',function(){ simpleRollover_toggle(el); });
					parent.addEvent('mouseleave',function(){ simpleRollover_toggle(el); });
				} else {
					el.addEvent('mouseenter',function(){ simpleRollover_toggle(el); });
					el.addEvent('mouseleave',function(){ simpleRollover_toggle(el); });
				}
			}
		}
	});

}
function simpleRollover_toggle(el){
	var rel = el.get('rel');
	var src = el.get('src');
	if($chk(rel)){
		el.set('src',rel);
		el.set('rel',src);
	}
}

window.addEvent("domready", function(){ simpleRollover(); });