<ul id="my-menu">
        {php}        
        $sql = "SELECT cat.categories_id, cd.categories_name FROM vip_categories cat, vip_categories_description cd WHERE cat.categories_status = '1' AND cd.categories_id = cat.categories_id";
        $sql = osDBquery($sql);
        while ($row = os_db_fetch_array($sql)) { 
                $menu[$row['categories_id']] = $row['categories_name'];
        }
        foreach ($menu as $CatId => $CatName )
        {
            echo "<li><a href=\"#\">".$CatName."</a>";
            echo "<ul>";
                $query = "SELECT * FROM 
                    vip_products p, 
                    vip_products_description pd, 
                    vip_products_to_categories p2c, 
                    vip_categories c 
                WHERE 
                    c.categories_status='1' 
                    and p.products_status = '1' 
                    and p.products_id = p2c.products_id 
                    and p.products_id=pd.products_id 
                    and p2c.categories_id = '".$CatId."' 
                    and c.categories_id = '".$CatId."' 
                ORDER by p.products_date_added";
                $query = osDBquery($query);
                while ($row1 = os_db_fetch_array($query)) { 
                    echo "<li><a href=\"{$row1['products_page_url']}\">".$row1['products_name']."</a></li>";
                }
            echo "</ul></li>"; 
        }
        {/php}            
</ul>

<ul>
    <li><a href="#">Категория 1</a>
        <ul>
            <li><a href="url">Товар 1</a></li>
            <li><a href="url">Товар 2</a></li>
            <li><a href="url">Товар 3</a></li>
        </ul>
    </li>
    <li><a href="#">Категория 2</a></li>
</ul>