From 3f2b6a518f25fde92fc8f9d2a8c3e67a3776ebc1 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Mon, 25 Mar 2013 23:40:35 +0100
Subject: [PATCH] FIX Don't silently unset ParentID in "add page" dialog

Happened when changing the page type, because the "selectedNode"
property isn't set in all cases
---
 admin/javascript/LeftAndMain.AddForm.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/admin/javascript/LeftAndMain.AddForm.js b/admin/javascript/LeftAndMain.AddForm.js
index 48d749095..3bde6d429 100644
--- a/admin/javascript/LeftAndMain.AddForm.js
+++ b/admin/javascript/LeftAndMain.AddForm.js
@@ -161,7 +161,9 @@
 				}
 		
 				// Set parent node (fallback to root)
-				this.find(':input[name=ParentID]').val(selectedNode ? selectedNode.data('id') : 0);
+				if(selectedNode.length) {
+					this.find(':input[name=ParentID]').val(selectedNode ? selectedNode.data('id') : 0);	
+				}
 			}
 		});
 	});