From b53bd98f666931fbaaeae288dda0cff01ca7940d Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Wed, 1 Nov 2017 08:35:01 -0700
Subject: [PATCH] Refix error message in ad iframes.

---
 src/main/Main.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/Main.coffee b/src/main/Main.coffee
index 212dd593d..d07866401 100644
--- a/src/main/Main.coffee
+++ b/src/main/Main.coffee
@@ -22,7 +22,7 @@ Main =
 
     # Don't run inside ad iframes.
     try
-      return if window.frameElement and window.frameElement.src is ''
+      return if window.frameElement and window.frameElement.src in ['', 'about:blank']
 
     # Don't run inside MathJax popups.
     return if location.hostname is 'boards.4chan.org' and d.documentElement and not d.doctype