public function execute()
 {
     $task = WDW_CFM_Library::get('task');
     $id = WDW_CFM_Library::get('current_id', 0);
     $message = WDW_CFM_Library::get('message');
     echo WDW_CFM_Library::message_id($message);
     if (method_exists($this, $task)) {
         check_admin_referer('nonce_cfm', 'nonce_cfm');
         $this->{$task}($id);
     } else {
         $this->display();
     }
 }