private function refreshSession ()
	{
		$mapper = Neuron_GameServer_Mappers_UpdateMapper::getInstance ();

		// First check if we have a last id
		if (!isset ($_SESSION['ngpu_lastlog']))
		{
			// New session, can't have updates. No flags set.
			$_SESSION['ngpu_lastlog'] = $mapper->getLastLogId ($this->objProfile);
			$_SESSION['ngpu_data'] = array ();
		}

		else
		{
			$lastLogId = $_SESSION['ngpu_lastlog'];

			// Check for updates
			$updates = $mapper->getUpdates ($this->objProfile, $lastLogId);

			// Process these updates
			foreach ($updates as $v)
			{
				$_SESSION['ngpu_data'][$v['key']] = $v['value'];
				$lastLogId = max ($v['id'], $lastLogId);
			}

			$_SESSION['ngpu_lastlog'] = $lastLogId;
		}
	}