From 010f0ceba12001dfa23206363551a1331c4bdadd Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Sat, 29 Nov 2008 01:56:09 +0000
Subject: [PATCH] Don't reset  if it has been explicitly set. Fixes active
 parent highliting. fixes #8421

git-svn-id: http://svn.automattic.com/wordpress/trunk@9959 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/plugin.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wp-admin/includes/plugin.php b/wp-admin/includes/plugin.php
index b42276c64e..fbb690e0aa 100644
--- a/wp-admin/includes/plugin.php
+++ b/wp-admin/includes/plugin.php
@@ -756,7 +756,8 @@ function get_admin_page_parent( $parent = '' ) {
 		}
 	}
 
-	$parent_file = '';
+	if ( empty($parent_file) )
+		$parent_file = '';
 	return '';
 }