window.addEvent('domready',function(){
	
	if ($('captcha')) { //das element existiert nach dem post nicht mehr
	
		var image=$('captcha').getElement('img');
	
		image.addEvent('click',function(){
	
			var fader=image.effect('opacity', {duration: 300, transition: Fx.Transitions.linear,wait:false});
			fader.start(1,0.01);
			var myAjaxRequest = new Ajax($('base_url').getValue()+'kontakt/newCaptcha',{onComplete:function(response){
				var newFilename=response;
				image.setProperty('src',response);
				fader.start(1);
			
			}}).request();
		
		});
	
	};
});