Index: openacs-4/packages/acs-subsite/www/user/portrait/comment-edit.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/user/portrait/comment-edit.tcl,v
diff -u -r1.8.8.1 -r1.8.8.2
--- openacs-4/packages/acs-subsite/www/user/portrait/comment-edit.tcl	6 Sep 2013 16:01:47 -0000	1.8.8.1
+++ openacs-4/packages/acs-subsite/www/user/portrait/comment-edit.tcl	5 Aug 2014 09:49:27 -0000	1.8.8.2
@@ -6,7 +6,7 @@
     @cvs-id $Id$
 } {
     {return_url "" }
-    {user_id ""}
+    {user_id:naturalnum ""}
 } -properties {
     context:onevalue
     export_vars:onevalue