From bd7d95a57693e9c40d687faaba3cb54f0f2ac9fe Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Thu, 21 Dec 2006 08:43:55 +0000
Subject: [PATCH] Prevent Item.save() from running when hitting Escape in an
 empty field (I don't know when this started, but Beta 2 didn't do it...)

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

diff --git a/chrome/content/zotero/xpcom/data_access.js b/chrome/content/zotero/xpcom/data_access.js
index 87d721750..97fd8aafe 100644
--- a/chrome/content/zotero/xpcom/data_access.js
+++ b/chrome/content/zotero/xpcom/data_access.js
@@ -424,7 +424,7 @@ Zotero.Item.prototype.setField = function(field, value, loadIn){
 				'setField');
 		}
 		
-		if (this._data[field] && this._data[field]==value){
+		if (this._data[field] != undefined && this._data[field]==value){
 			return false;
 		}
 		this._data[field] = value;