From 548b3b20ed030206fbe02a7e0323e882fc276f13 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Wed, 30 Dec 2009 23:22:08 +0000
Subject: [PATCH] Fix collection highlighting when dragging items in Firefox
 3.6 (due to recent Fx change, I would think)

---
 chrome/content/zotero/xpcom/collectionTreeView.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chrome/content/zotero/xpcom/collectionTreeView.js b/chrome/content/zotero/xpcom/collectionTreeView.js
index a0b2c1ce1b..ab58bc6ac3 100644
--- a/chrome/content/zotero/xpcom/collectionTreeView.js
+++ b/chrome/content/zotero/xpcom/collectionTreeView.js
@@ -1044,7 +1044,7 @@ Zotero.CollectionTreeView.prototype.canDrop = function(row, orient, dragData)
 		return false;
 	}
 	
-	if (!dragData) {
+	if (!dragData || !dragData.data) {
 		var dragData = Zotero.DragDrop.getDragData(this);
 	}
 	if (!dragData) {