window.addEvent('domready', function()    {
	var teaser = $$('div.csc-frame-vierer-teaser');
	teaser.each( function(el) {
		var img = el.getElement('img.fade');
		el.addEvents({
			'mouseover' : function(){
				img.fade('out');
			},
			'mouseout' : function(){
				img.fade('in');
			}
		});
	});
});