function Nachricht_OnKeyUp(ael, maxlength, id_wheretoshow) {
   var l = String(ael.value).length;
   if (l > maxlength) {
      ael.value = String(ael.value).substr(0, maxlength);
      l = String(ael.value).length;
   }
   SetContent(id_wheretoshow,  maxlength - l);
}


function NachrichtSenden_OnClick(abutton)  {
   var f = abutton.form;
   var oReq =  PostFormToRemoteRequest(   
      'komm_anzentrale_senden.html',
      'POST',
      f,
      function () {
         NachrichtSenden_Callback(oReq);
      }
   );
}


function NachrichtSenden_Callback(oReq) {
   PosPopupToElementId('fieldset_nachricht');
   ShowHinweisText(oReq.responseText);
}