public function init ()
		{
			if (session_status() == PHP_SESSION_NONE)
				session_start();

			if (isset($_SESSION[ 'notification' ]))
			{
				$notification = $_SESSION[ 'notification' ];
				foreach ($notification as $type => $data)
					foreach ($data as $message)
						$this->_data[] = new Notification($message, $type, true);
				$_SESSION[ 'notification' ] = [];
			}
			parent::init();
		}