function starcw(y)
	{
	 document.getElementById("stern").style.backgroundPosition = "0px -" + y + "px";
	 window.setTimeout(function () { starcw(y+128>3026?0:y+178); }, 25);
	}
function starccw(y)
	{
	 document.getElementById("stern").style.backgroundPosition = "0px " + y + "px";
	 window.setTimeout(function () { starccw(y+128>3026?0:y+178); }, 25);
	}
function checkIsMail(sObj) 
	{
		var mailadr = sObj.value;
		var ausdruck=/^[\w-\.]+@[\w-\.]+\.[a-zA-Z]{2,4}$/;
		if(ausdruck.test(mailadr)==false||mailadr.length<7) { return 1; }
	 	else { return 0; }
	}
function checkForm()
	{
	 if(checkIsMail(document._Menu_per_Mail.Mailadresse))
	 	{
	 		document.getElementById('fehler').style.display = '';
	 		return false;
	 	}
	 else 
		{ 
		 var Antwort = ""
		 var dataString = 'Mail=' + document._Menu_per_Mail.Mailadresse.value;
		 Antwort = $.ajax({type: "POST", url: "/adpref/ajax", async: false, data: dataString }).responseText;
		 var myObject = eval('(' + Antwort + ')');
		 document.location.href = myObject.Target;	 
		 return false; 
		}
	 }