<?php
$res1 = ADAO::viewBrands();
foreach ($res1 as $row1) {
?>
<div class="left-nav">
<b><?php
echo $row1['value'];
?>
</b>
<?php
$res2 = ADAO::getProductCategoriesByBrand($row1['id']);
if (is_array($res2)) {
?>
<ul>
<?php
foreach ($res2 as $row2) {
?>
<li><a href="show_products.php?id_main=<?php
echo $row2['id'];
?>
&brand_id_main=<?php
echo $row2['brand_id'];
?>
"><?php
echo $row2['value'];
?>
</a>
<?php
if (isset($_GET['id_main']) && isset($_GET['brand_id_main']) && $row2['id'] == $_GET['id_main']) {
