From fbf26be8c68fb4950e7e78e3d61d568d13b6a74a Mon Sep 17 00:00:00 2001
From: Juliusz Chroboczek <jch@irif.fr>
Date: Mon, 11 May 2020 02:58:48 +0200
Subject: [PATCH] Instantiate box explicitly.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Thanks to Antonin Décimo.
---
 static/sfu.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/static/sfu.js b/static/sfu.js
index da37a4a..767fec2 100644
--- a/static/sfu.js
+++ b/static/sfu.js
@@ -809,8 +809,8 @@ function addToChatbox(peerId, nick, message, me){
         delete(lastMessage.peerId);
     }
 
-    document.getElementById('box').appendChild(container);
-
+    let box = document.getElementById('box');
+    box.appendChild(container);
     if(box.scrollHeight > box.clientHeight) {
         box.scrollTop = box.scrollHeight - box.clientHeight;
     }