/**
  * @see Action::execute()
  */
 public function execute()
 {
     parent::execute();
     // delete entry
     $this->entry->delete();
     $this->executed();
     // forward
     if (empty($_REQUEST['ajax'])) {
         HeaderUtil::redirect('index.php?page=ContestOverview' . SID_ARG_2ND_NOT_ENCODED);
     }
     exit;
 }