Как вывести подкатегории на главной странице VirtueMart 3? - [VM2&3] Дизайн, оформление

echo ShopFunctionsF::renderVmSubLayout('categories',array('categories'=> $this->category->children));

if ($this->categories and VmConfig::get('show_categories', 1)) echo $this->renderVmSubLayout('categories',array('categories'=>$this->categories));

<?php
defined('_JEXEC') or die('Restricted access');
$categoryModel          = VmModel::getModel('Category');
$active_category_id     = vRequest::getInt('virtuemart_category_id', '0');
$vendorId               = '1';
$categories[$i]->childs = $categoryModel->getChildCategoryList($vendorId, $category->virtuemart_category_id);
 
            foreach ($categories[$i]->childs as $j => $cat) {
                $categories[$i]->childs[$j]->childs = $categoryModel->getChildCategoryList( $vendorId, $cat->virtuemart_category_id );
            }
 
 
 
?>

<?php
    foreach ($category->childs as $child) {
    $caturl = JRoute::_('index.php?option=com_virtuemart&view=category&virtuemart_category_id='.$child->virtuemart_category_id);
    $cattext = vmText::_($child->category_name);
    ?>
<a href="<?php echo $caturl ?>" title="<?php echo $child->category_name ?>"><?php echo $child->category_name ?></a>
<br />
    <?php
    }
    ?>