public function Delete()
 {
     require_once dirname(__FILE__) . '/' . 'galleryimagecollection.php';
     $galleryimagecollection = new galleryimagecollection();
     foreach ($galleryimagecollection->Items as $item) {
         if ($item->position > $this->position) {
             $item->position -= 1;
             $item->Save();
         }
     }
     objectbase::Delete();
 }
 public function Delete()
 {
     require_once dirname(__FILE__) . '/' . 'tickeritemcollection.php';
     $tickeritemcollection = new tickeritemcollection();
     foreach ($tickeritemcollection->Items as $tickeritem) {
         if ($tickeritem->position > $this->position) {
             $tickeritem->position = $tickeritem->position - 1;
             $tickeritem->Save();
         }
     }
     objectbase::Delete();
 }