public function about($pluginName)
    {
        $about = false;
        if (Plugin::loaded($pluginName)) {
            $locale = I18n::locale();
            $templatePath = App::path('Template', $pluginName)[0] . 'Element/Help/';
            $lookFor = ["help_{$locale}", 'help'];

            foreach ($lookFor as $ctp) {
                if (is_readable($templatePath . "{$ctp}.ctp")) {
                    $about = "{$pluginName}.Help/{$ctp}";
                    break;
                }
            }
        }

        if ($about) {
            $this->set('about', $about);
        } else {
            throw new NotFoundException(__d('system', 'No help was found.'));
        }

        $this->title(__d('system', 'About "{0}"', $pluginName));
        $this->Breadcrumb
            ->push('/admin/system/help')
            ->push(__d('system', 'About {0}', $pluginName), '#');
    }