File: /var/www/ilya/data/www/rudomilov.ru/wp-content/themes/boldy/sidebar.php
<!-- Begin #colRight -->
<div id="colRight">
<?php
if(get_option('boldy_blog')!='' && is_category(get_option('boldy_blog')) || post_is_in_descendant_category( get_option('boldy_blog'))){
$current = get_the_category();
if(sizeof($current)>0){
$current_id= $current[0] ->cat_ID;
$categs_list = get_category_parents($current_id);
$pieces = explode("/", $categs_list);
$category_name = strtolower($pieces[0]);
$categs = get_cat_id($category_name);
?>
<div class="rightBox">
<h2><?php echo get_cat_name(get_option('boldy_blog'));?> Categories </h2>
<ul >
<?php
$categories = get_categories('hide_empty=1&child_of='.$categs);
foreach ($categories as $cat) {
echo ('<li><a href="');
echo (get_category_link($cat->cat_ID).'">'.$cat->cat_name.'</a></li>');
}?>
</ul>
</div>
<?php }}?>
<?php /* Widgetized sidebar */
if ( !function_exists('dynamic_sidebar') || !dynamic_sidebar() ) : ?><?php endif; ?>
</div>
<!-- End #colRight -->