From 3bd7003820e339550514deba57041950903e4dea Mon Sep 17 00:00:00 2001
From: ccd0 <admin@containerchan.org>
Date: Tue, 29 Apr 2014 00:16:31 -0700
Subject: [PATCH] wait for captcha image to exist before trying to check the
 URL

---
 src/Posting/QR.captcha.coffee | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Posting/QR.captcha.coffee b/src/Posting/QR.captcha.coffee
index 81c25413e..6cc55e5d5 100644
--- a/src/Posting/QR.captcha.coffee
+++ b/src/Posting/QR.captcha.coffee
@@ -110,11 +110,12 @@ QR.captcha =
 
   load: ->
     return unless @nodes.challenge.firstChild
+    return unless challenge_image = $.id 'recaptcha_challenge_image'
     # -1 minute to give upload some time.
     @timeout  = Date.now() + @lifetime * $.SECOND - $.MINUTE
     challenge = @nodes.challenge.firstChild.value
     @nodes.img.alt = challenge
-    @nodes.img.src = $.id('recaptcha_challenge_image').src
+    @nodes.img.src = challenge_image.src
     @nodes.input.value = null
     @clear()