From 576be307bce79cd3e11d2d3ca891f942151ec4be Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Thu, 3 Jun 2010 00:15:04 +0000
Subject: [PATCH] BUGFIX: some sections dont have a tree at all, but they still
 use LeftAndMain? as their base class (eg report admin). Added a guard. (from
 r100724)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@106109 467b73ca-7a2a-4603-9d3b-597d59a354a9
---
 javascript/LeftAndMain.Tree.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/javascript/LeftAndMain.Tree.js b/javascript/LeftAndMain.Tree.js
index 6c56059c..0e855517 100755
--- a/javascript/LeftAndMain.Tree.js
+++ b/javascript/LeftAndMain.Tree.js
@@ -27,7 +27,7 @@ var _HANDLER_FORMS = {
 			// make sure current ID of loaded form is actually selected in tree
 			var tree = $('#sitetree')[0], id = $('#Form_EditForm :input[name=ID]').val();
 			if(!id) id = 0;
-			tree.setCurrentByIdx(id);
+			if(tree) tree.setCurrentByIdx(id);
 		}, 200);
 	});
 }(jQuery));