From fe2536ef56221d95a69cce42e0c3b05fd102f02a Mon Sep 17 00:00:00 2001
From: bnu <bnufactory@gmail.com>
Date: Sat, 8 Mar 2008 23:20:12 +0000
Subject: [PATCH] fixed #434

git-svn-id: http://xe-core.googlecode.com/svn/sandbox@3917 201d5d3c-b55e-5fd7-737f-ddc643e51545
---
 common/js/xml_handler.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common/js/xml_handler.js b/common/js/xml_handler.js
index 10a26d2df..d5f50efd3 100644
--- a/common/js/xml_handler.js
+++ b/common/js/xml_handler.js
@@ -35,8 +35,10 @@ function xml_response_filter(oXml, callback_func, response_tags, callback_func_a
     if(!xmlDoc) return null;
 
     var waiting_obj = xGetElementById("waitingforserverresponse");
-    waiting_obj.style.visibility = "hidden";
-    xInnerHtml(waiting_obj, '');
+    if(waiting_obj) {
+        waiting_obj.style.visibility = "hidden";
+        xInnerHtml(waiting_obj, '');
+    }
 
     var ret_obj = oXml.toZMsgObject(xmlDoc, response_tags);
     if(ret_obj["error"]!=0) {