function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=600,height=450,screenX=150,screenY=150,top=150,left=150')
} 

function popupWin(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=600,height=450,screenX=150,screenY=150,top=150,left=150')
} 

function vorladen()
{
    document.Vorladen = new Array();

    if(document.images)
    {
        for(var i = 0; i < vorladen.arguments.length; i++)
        {
            document.Vorladen[i] = new Image();
            document.Vorladen[i].src = vorladen.arguments[i];
        }
    }
}