private function loadingConfig()
    {
        if ($_SERVER['HTTP_HOST'] == SERVER_DEVELOP) {
            if (!is_file(SYSTEM_ROOT . '/config/config.local.php'))
                @copy(SYSTEM_ROOT . '/config/config.sample.php', SYSTEM_ROOT . '/config/config.local.php');
            require_once('config/config.local.php');
        } else {
            if (!is_file(SYSTEM_ROOT . '/config/config.php'))
                @copy(SYSTEM_ROOT . '/config/config.sample.php', SYSTEM_ROOT . '/config/config.php');
            require_once('config/config.php');
        }
    }