Index: openacs-4/packages/general-comments/www/file-download.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/general-comments/www/file-download.tcl,v
diff -u -r1.3.26.1 -r1.3.26.2
--- openacs-4/packages/general-comments/www/file-download.tcl	6 Sep 2013 16:01:50 -0000	1.3.26.1
+++ openacs-4/packages/general-comments/www/file-download.tcl	5 Aug 2014 09:29:52 -0000	1.3.26.2
@@ -10,7 +10,7 @@
     @creation-date 2000-10-12
     @cvs-id $Id$
 } {
-    item_id:notnull
+    item_id:naturalnum,notnull
 }
 
 # check for permissions