function popUp(Datei) {
  F = window.open(Datei,"Popup","width=600,height=400,scrollbars=yes");
}

function delTxt(ElementID){
   Elementknoten = document.getElementById(ElementID);
/*   while(Elementknoten.hasChildNodes()){
     Kindknoten=Elementknoten.firstChild;
     Elementknoten.removeChild(Kindknoten);
   }*/
   Elementknoten.parentNode.removeChild(Elementknoten);
}