window.addEvent('domready',function() {
	var els = $$('.mousehover');
	if($chk(els)) {
		els.each(function(el) {
			var children = el.getChildren();
			el.addEvents({
				'mouseover': function() {
					children[0].setStyle('display','none');
					children[1].setStyle('display','inline');
				},
				'mouseout': function() {
					children[1].setStyle('display','none');
					children[0].setStyle('display','inline');
				}
			});
		});
	};
});