switch ($typ) {
         case 'Ort':
             $ort = $id;
             break;
         case 'Person':
             $uid = $id;
             break;
         case 'Extern':
             $email = $id;
             break;
         default:
             die('Ungueltiger Typ');
             break;
     }
     if ($coodle_ressource_id = $coodle->RessourceExists($coodle_id, $uid, $ort, $email)) {
         if ($coodle->deleteRessource($coodle_ressource_id)) {
             echo 'true';
         } else {
             echo 'Fehler:' . $coodle->errormsg;
         }
     } else {
         echo 'Ressource nicht gefunden';
     }
     break;
 case 'addTermin':
     if (isset($_POST['datum'])) {
         $datum = $_POST['datum'];
     } else {
         die('Datum fehlt');
     }
     if (isset($_POST['uhrzeit'])) {