Index: package/content/mozex/mozex.js
===================================================================
--- package/content/mozex/mozex.js	(revision 8)
+++ package/content/mozex/mozex.js	(revision 9)
@@ -438,7 +438,8 @@
                 'Z': (bcc.length > 0 ? encodeURIComponent(bcc) : ""),
                 'b': (body.length > 0 ? body : ""),
                 'B': (body.length > 0 ? encodeURIComponent(body) : ""),
-                'r': href
+                'r': href,
+                'R': encodeURI(decodeURIComponent(href))
             };
             mozexRunProgram("send email (mailto)", mozexGetPrefCommand("mailer"), esc);
         }