protected function _getLevelElement(array $options, $level)
    {
        $levelElement = 'menu_child_' . $level;
        $element      = $options['childMenuAttr']['element'];

        list($plugin, $path) = $this->_View->pluginSplit($element);
        $path    = FS::clean($path, '/');
        $details = explode('/', $path);
        array_pop($details);

        $path = implode('/', $details);

        return $plugin . '.' . $path . '/' . $levelElement;
    }