public function listCategoryGroup()
    {
        $this->setTitleListCategoryGroup();
        $this->setBreadcrumbListCategoryGroup();
        $this->setFilterListCategoryGroup();
        $this->setPagerListCategoryGroup();

        $this->setData('category_groups', $this->getListCategoryGroup());
        $this->setData('category_group_types', $this->category_group->getTypes());

        $this->outputListCategoryGroup();
    }