function modSetPreviewImage(img_element){
	/*
	for(var i=0; i<document.getElementById(img_element.id+"Zoom").attributes.length; i++){
		alert(document.getElementById(img_element.id+"Zoom").attributes[i].nodeName)	
	}
	*/
	document.getElementById("modPreviewImage").src = img_element.src;
	for(var i = 0; i < img_element.parentNode.getElementsByTagName("img").length; i++){
		img_element.parentNode.getElementsByTagName("img")[i].className = "";	
	}
	img_element.className = "active";
	document.getElementById("modZoom").onclick=function(){
		myLightbox.start(document.getElementById(img_element.id+"Zoom"));		
	};
}

function modAccountData(){
	var adata = document.getElementById("account_data");
	if(document.getElementById("bezahlung") && document.getElementById("bezahlung").value == "lastschrift"){
		adata.style.display = "block";		
	}
	else{
		adata.style.display = "none";		
		for(var i = 0; i < adata.getElementsByTagName("input").length; i++){
			var tmp = adata.getElementsByTagName("input")[i];
			if(tmp.value == "Pflichtfeld"){
				tmp.value = "";	
			}
			
		}
	}
}

window.onload = function(){
	if(document.getElementById("bezahlung") && document.getElementById("bezahlung").value != "lastschrift"){
		document.getElementById("account_data").style.display = "none";
	}
}