From 413af6ca2c5da8cb5d6aca258949b0ee4d4b42ef Mon Sep 17 00:00:00 2001
From: "Valeriano A.R" <valen.alfonso@gmail.com>
Date: Wed, 27 May 2015 07:38:28 +0200
Subject: [PATCH] Chat: Fix rendering performance using DocumentFragments.

---
 Scrummer/Scripts/10. Chat.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Scrummer/Scripts/10. Chat.js b/Scrummer/Scripts/10. Chat.js
index 038a627..8edb3c2 100644
--- a/Scrummer/Scripts/10. Chat.js	
+++ b/Scrummer/Scripts/10. Chat.js	
@@ -32,15 +32,17 @@
             recvMsgs = JSON.parse(responseText);
             if (recvMsgs) {
                 var idMessage = parseInt(hidIDMessage.value);
+                var frag = document.createDocumentFragment();
                 for (var i = 0, n = recvMsgs.length; i < n; i++) {
                     var msg = recvMsgs[i];
                     if (idMessage < msg.IDMessage) {
                         hidIDMessage.value = msg.IDMessage;
                         idMessage = msg.IDMessage;
                         var elemMessage = CreateMessageDOM(msg);
-                        divContainer.appendChild(elemMessage);
+                        frag.appendChild(elemMessage);
                     }
                 }
+                divContainer.appendChild(frag);
                 divContainer.scrollTop = divContainer.scrollHeight;
             }