From c27663917fadccbfb7f7613e5e95c8e0f30f5d3d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C4=8Ciha=C5=99?= <mcihar@novell.com>
Date: Fri, 2 Apr 2010 13:34:27 +0200
Subject: [PATCH] Do not try to play with parent if there is none.

---
 js/navigation.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/navigation.js b/js/navigation.js
index 22afbb6cf..2932105a2 100644
--- a/js/navigation.js
+++ b/js/navigation.js
@@ -88,7 +88,7 @@ function PMA_setFrameSize()
 {
     pma_navi_width = PMA_getCookie('pma_navi_width');
     //alert('from cookie: ' + typeof(pma_navi_width) + ' : ' + pma_navi_width);
-    if (pma_navi_width != null) {
+    if (pma_navi_width != null && parent.document != document) {
         if (parent.text_dir == 'ltr') {
             parent.document.getElementById('mainFrameset').cols = pma_navi_width + ',*';
         } else {