From 42eafe9e2982101f24acb57963116da1802e1646 Mon Sep 17 00:00:00 2001
From: ansuz <ansuz@transitiontech.ca>
Date: Mon, 25 Jul 2016 15:39:54 +0200
Subject: [PATCH] don't create duplicate stylesheets in the document head

---
 www/common/cryptpad-common.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/www/common/cryptpad-common.js b/www/common/cryptpad-common.js
index 0a6c6f4f0..70171d809 100644
--- a/www/common/cryptpad-common.js
+++ b/www/common/cryptpad-common.js
@@ -216,6 +216,9 @@ define([
     };
 
     var styleAlerts = common.styleAlerts = function (href) {
+        var $link = $('link[href="/customize/alertify.css"]');
+        if ($link.length) { return; }
+
         href = href || '/customize/alertify.css';
         $('head').append($('<link>', {
             rel: 'stylesheet',