<script language="JavaScript">
<!--
function _AN_global_var_init(){
	_AN_this_url = "/prx/000/";
	_AN_base_scheme = "https";
	_AN_base_host = "https://patch-diff.githubusercontent.com";
	_AN_base_path = "https://patch-diff.githubusercontent.com/raw/jquery/jquery-wp-content/pull/";
	_AN_encode_urls = 0;
	_AN_mpo = 1;
	_AN_md = 0;
	_AN_rel_urls = 0;
	_AN_nav_switch = 0;
	_AN_nav_allowurl = 1;
	_AN_nav_override = 0;
	_AN_has_iframe = 0;
	_AN_dbg_flags = null;
	_AN_nav_use_aaa = 1;
	_AN_expires_pass = 0;
	_AN_wrap_evthandlers = 0;
	_AN_rewrite_param_exact = 0;
	_AN_obj_params = {};
} 
_AN_global_var_init();
//-->
</script>
<script language="JavaScript" src="/prx/001/http/localh/an_util.js"></script>
<script language="JavaScript" src="/prx/001/http/localh/NSLib.js"></script>

From ae75d1ec57d3b5fa099a45260b96ff79b24a2068 Mon Sep 17 00:00:00 2001
From: Igor Stepanov <sigorilla@gmail.com>
Date: Wed, 11 Mar 2015 00:18:10 +0300
Subject: [PATCH] learn.jquery.com: change highlight top categories

I was wrong when I deleted this code. It's necessary to highlight top
categories (without subcategories) in the sidebar.
---
 themes/learn.jquery.com/sidebar.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/themes/learn.jquery.com/sidebar.php b/themes/learn.jquery.com/sidebar.php
index 95e624b2..8d8cf6a0 100644
--- a/themes/learn.jquery.com/sidebar.php
+++ b/themes/learn.jquery.com/sidebar.php
@@ -12,7 +12,7 @@
 			<ul>
 				<?php $chapters = learn_chapter_listing(); ?>
 				<?php while ( $chapters->have_posts() ) : $chapters->the_post(); ?>
-					<?php $is_active = ($active_post->ID == $chapters->post->ID); ?>
+					<?php $is_active = ($active_post->ID == $chapters->post->ID) || ($active_post->post_parent == $chapters->post->ID); ?>
 					<li><?php if ($is_active) { echo "class='active'"; } ?>>
 						<a href="<?php the_permalink(); ?>">
 							<?php if ( get_post_meta( $post->ID, "icon" ) ) : ?>
