function changeImg(arg1, arg2){
var imgZkl = document.getElementById('produktDetailImg1');
imgZkl.setAttribute("src", arg1);
var imgZoom = document.getElementById('produktDetailImg1').parentNode;
if(imgZoom){
	imgZoom.setAttribute("href", arg1);
	imgZoom.setAttribute("class", arg2);
	var options = {
				    zoomWidth: 325,
				    zoomHeight: 300,
			        xOffset: 30,
			        yOffset: 0,
			        title:false,
			        position: "right" 
			};
		$(arg2).jqzoom(options);
	
}
}