=== modified file 'libgnome/gnome-open.c'
--- libgnome/gnome-open.c	2009-02-12 00:58:17 +0000
+++ libgnome/gnome-open.c	2009-02-12 01:03:03 +0000
@@ -28,9 +28,13 @@
 		      argc, argv,
 		      NULL);
 
-  file = g_file_new_for_commandline_arg (argv[1]);
-  uri = g_file_get_uri (file);
-  g_object_unref (file);
+  if (strncmp (argv[1], "mailto:", 7)) {
+    file = g_file_new_for_commandline_arg (argv[1]);
+    uri = g_file_get_uri (file);
+    g_object_unref (file);
+  } else {
+    uri = argv[1];
+  }
 
   if (g_app_info_launch_default_for_uri (uri, NULL, &err))
     return 0;