public function getUserSession() {
		if (isset($_SESSION['user_'.$this->usernameKey])) {
			$arrUser = array();
			foreach ($_SESSION as $strKey => $strValue)
				if (substr($strKey, 0, 4) == 'user_')
					$arrUser[substr($strKey, 4)] = $strValue;
			return $arrUser;
		}

		return false;
	}