# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1397413387 -10800
# Node ID 96ce03724648de4c51ea851f78d7b3d93fe4a246
# Parent  b50a7ab76548127feea1eab741e4eaf32430fba9
Add error handler callback.

diff -r b50a7ab76548 -r 96ce03724648 lib/util.js
--- a/lib/util.js	Sun Apr 13 20:55:50 2014 +0300
+++ b/lib/util.js	Sun Apr 13 21:23:07 2014 +0300
@@ -14,7 +14,7 @@
 }
 
 
-function XDownloadUrl(url, callback)
+function XDownloadUrl(url, callback, errcallback)
 {
  var status = -1;
  var request = XCreateXmlHTTPRequest();
@@ -36,6 +36,9 @@
        callback(request.responseText, request.status);
        request.onreadystatechange = function() {};
      }
+     else
+     if (typeof(errcallback) == "function")
+      errcallback(status);
    }
  }