From a2854f32e086e52cc10d8bcb042f3cdcfd913fb4 Mon Sep 17 00:00:00 2001
From: Nabalzbhf <NabalzbhfQri@gmail.com>
Date: Fri, 20 Sep 2013 19:06:23 -0400
Subject: [PATCH] Webtiles chat now only scrolls when at the bottom of the chatbox.

---
 crawl-ref/source/webserver/static/scripts/chat.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/crawl-ref/source/webserver/static/scripts/chat.js b/crawl-ref/source/webserver/static/scripts/chat.js
index e353f4b..7b80b86 100644
--- a/crawl-ref/source/webserver/static/scripts/chat.js
+++ b/crawl-ref/source/webserver/static/scripts/chat.js
@@ -17,8 +17,11 @@ define(["jquery", "comm"], function ($, comm) {
     function receive_message(data)
     {
         var msg = data.content;
+        var histcon = $('#chat_history_container');
+        var atBottom = (histcon[0].scrollHeight - histcon.scrollTop() == histcon.outerHeight());
         $("#chat_history").append(msg + "<br>");
-        $("#chat_history_container").scrollTop($("#chat_history").height());
+        if (atBottom)
+            $('#chat_history_container').scrollTop($('#chat_history_container')[0].scrollHeight);
         if ($("#chat_body").css("display") === "none")
         {
             new_message_count++;
-- 
1.8.3-rc3