From 96f9653c8c005fb515b0a412d0271ee92a3bf24c Mon Sep 17 00:00:00 2001
From: Matt Westcott <matt@west.co.tt>
Date: Wed, 8 Jun 2016 11:48:32 +0100
Subject: [PATCH] Fix regression in 1.5.1 in editing external links

---
 .../wagtailadmin/js/hallo-plugins/hallo-wagtaillink.js          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wagtail/wagtailadmin/static_src/wagtailadmin/js/hallo-plugins/hallo-wagtaillink.js b/wagtail/wagtailadmin/static_src/wagtailadmin/js/hallo-plugins/hallo-wagtaillink.js
index dc2fbfd07..46913dbfa 100644
--- a/wagtail/wagtailadmin/static_src/wagtailadmin/js/hallo-plugins/hallo-wagtaillink.js
+++ b/wagtail/wagtailadmin/static_src/wagtailadmin/js/hallo-plugins/hallo-wagtaillink.js
@@ -56,7 +56,7 @@
                             url = window.chooserUrls.emailLinkChooser;
                             href = href.replace('mailto:', '');
                             urlParams['link_url'] = href;
-                        } else if (linkType == '') {
+                        } else if (!linkType) {  /* external link */
                             url = window.chooserUrls.externalLinkChooser;
                             urlParams['link_url'] = href;
                         }