From c94d3a59dec09a4a16ee0a749beaa42a98f1d5d8 Mon Sep 17 00:00:00 2001
From: Roman <aromka@gmail.com>
Date: Tue, 20 May 2014 15:24:39 -0400
Subject: [PATCH] Update favico.js

fix empty url issue (for localhost), and when using 'data:'
---
 favico.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/favico.js b/favico.js
index edff688..0bfffe6 100644
--- a/favico.js
+++ b/favico.js
@@ -479,7 +479,7 @@
             }
             //check if image and link url is on same domain. if not raise error
             url = (_opt.elementId) ? elm.src : elm.href;
-            if (url.indexOf(document.location.hostname) === -1) {
+            if (url && url.substr(0, 5) !== 'data:' && url.indexOf(document.location.hostname) === -1) {
                 throw new Error('Error setting favicon. Favicon image is on different domain (Icon: ' + url + ', Domain: ' + document.location.hostname + ')');
             }
             elm.setAttribute('type', 'image/png');