if (isset($customdata))
   { 
    $customdata = $thiscategory->extractpermissions($customdata);
    $thiscategory->savepermissions($customdata, 'no');
   }
 

   if (isset($customdata))
   { 
    $customdata = $thiscategory->extractpermissions($customdata);
    $thiscategory->savepermissions($customdata, 'no');
   }

   // set default category type
   $firsttype = explode(',', $settings->cattypes);   
   if ($thiscategory->type == '') $thiscategory->type = $firsttype[0];