From 1e2935c018475fc293818f8530b684c5d308437b Mon Sep 17 00:00:00 2001
From: Stefan Breunig <stefan@mathphys.fsk.uni-heidelberg.de>
Date: Fri, 8 Mar 2013 10:46:52 +0100
Subject: [PATCH] =?UTF-8?q?don=E2=80=99t=20try=20to=20request=20more=20cha?=
 =?UTF-8?q?t=20messages=20when=20no=20chat=20is=20active.=20This=20only=20?=
 =?UTF-8?q?affected=20smartphones.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 code/chat.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/code/chat.js b/code/chat.js
index 00c0e5a9..dc01f3f2 100644
--- a/code/chat.js
+++ b/code/chat.js
@@ -389,6 +389,7 @@ window.chat.needMoreMessages = function() {
   if(activeTab === 'debug') return;
 
   var activeChat = $('#chat > :visible');
+  if(activeChat.length === 0) return;
 
   var hasScrollbar = scrollBottom(activeChat) !== 0 || activeChat.scrollTop() !== 0;
   var nearTop = activeChat.scrollTop() <= CHAT_REQUEST_SCROLL_TOP;