diff --git a/src/static/js/domline.js b/src/static/js/domline.js
index 7b9e31ae..69508507 100644
--- a/src/static/js/domline.js
+++ b/src/static/js/domline.js
@@ -185,7 +185,7 @@ domline.createDomLine = function(nonEmpty, doesWrap, optBrowser, optDocument)
     {
       if (href)
       {
-        if(!~href.indexOf("http")) // if the url doesn't include http or https etc prefix it.
+        if(!~href.indexOf("://") && !~href.indexOf("mailto:")) // if the url doesn't include a protocol prefix, assume http
         {
           href = "http://"+href;
         }