Index: openacs-4/packages/acs-admin/www/auth/batch-job.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-admin/www/auth/batch-job.tcl,v
diff -u -N -r1.12.10.1 -r1.12.10.2
--- openacs-4/packages/acs-admin/www/auth/batch-job.tcl	26 Jul 2014 11:55:48 -0000	1.12.10.1
+++ openacs-4/packages/acs-admin/www/auth/batch-job.tcl	29 Jul 2014 10:56:35 -0000	1.12.10.2
@@ -5,7 +5,7 @@
     @creation-date 2003-09-09
 } {
     job_id
-    page:integer,optional
+    page:naturalnum,optional
     success_p:boolean,optional
 }
 
Index: openacs-4/packages/acs-api-browser/www/proc-view.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-api-browser/www/proc-view.tcl,v
diff -u -N -r1.6.16.5 -r1.6.16.6
--- openacs-4/packages/acs-api-browser/www/proc-view.tcl	26 Jul 2014 11:27:29 -0000	1.6.16.5
+++ openacs-4/packages/acs-api-browser/www/proc-view.tcl	29 Jul 2014 10:56:35 -0000	1.6.16.6
@@ -5,7 +5,7 @@
 } {
     proc
     source_p:optional,integer,trim
-    {version_id:optional,integer ""}
+    {version_id:naturalnum,optional ""}
 } -properties {
     title:onevalue
     context:onevalue
Index: openacs-4/packages/acs-subsite/lib/user-info.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/lib/user-info.tcl,v
diff -u -N -r1.21.6.2 -r1.21.6.3
--- openacs-4/packages/acs-subsite/lib/user-info.tcl	5 Oct 2013 13:02:11 -0000	1.21.6.2
+++ openacs-4/packages/acs-subsite/lib/user-info.tcl	29 Jul 2014 10:56:35 -0000	1.21.6.3
@@ -1,6 +1,6 @@
 #
 # Expects: 
-#  user_id:optional
+#  user_id:naturalnum,optional
 #  return_url:optional
 #  edit_p:optional
 #  message:optional
Index: openacs-4/packages/acs-subsite/www/members/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/members/index.tcl,v
diff -u -N -r1.18.10.2 -r1.18.10.3
--- openacs-4/packages/acs-subsite/www/members/index.tcl	26 Jul 2014 11:55:48 -0000	1.18.10.2
+++ openacs-4/packages/acs-subsite/www/members/index.tcl	29 Jul 2014 10:56:35 -0000	1.18.10.3
@@ -7,7 +7,7 @@
 } {
     {member_state "approved"}
     {orderby "name,asc"}
-    page:integer,optional
+    page:naturalnum,optional
 } -validate {
     member_state_valid -requires { member_state } {
         if { [lsearch [group::possible_member_states] $member_state] == -1 } {
Index: openacs-4/packages/acs-subsite/www/permissions/perm-user-add-include.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/permissions/perm-user-add-include.tcl,v
diff -u -N -r1.7.4.2 -r1.7.4.3
--- openacs-4/packages/acs-subsite/www/permissions/perm-user-add-include.tcl	8 Sep 2013 08:16:26 -0000	1.7.4.2
+++ openacs-4/packages/acs-subsite/www/permissions/perm-user-add-include.tcl	29 Jul 2014 10:56:35 -0000	1.7.4.3
@@ -2,7 +2,7 @@
 } {
     object_id:integer,notnull
     return_url
-    page:integer,optional
+    page:naturalnum,optional
 }
 
 # check they have read permission on this file
Index: openacs-4/packages/acs-templating/tcl/data-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/tcl/data-procs.tcl,v
diff -u -N -r1.17.2.2 -r1.17.2.3
--- openacs-4/packages/acs-templating/tcl/data-procs.tcl	26 Oct 2013 09:19:59 -0000	1.17.2.2
+++ openacs-4/packages/acs-templating/tcl/data-procs.tcl	29 Jul 2014 10:56:36 -0000	1.17.2.3
@@ -79,7 +79,7 @@
 
   @return True (1) if valid, false (0) if not
 } {
-  upvar 2 $message_ref message $value_ref value
+    upvar 2 $message_ref message $value_ref value
 
     set result [regexp {^(0*)(([1-9][0-9]*|0))$} $value match zeros value]
 
Index: openacs-4/packages/acs-templating/www/doc/demo/list8/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/www/doc/demo/list8/index.tcl,v
diff -u -N -r1.2.12.2 -r1.2.12.3
--- openacs-4/packages/acs-templating/www/doc/demo/list8/index.tcl	26 Jul 2014 11:55:48 -0000	1.2.12.2
+++ openacs-4/packages/acs-templating/www/doc/demo/list8/index.tcl	29 Jul 2014 10:56:36 -0000	1.2.12.3
@@ -8,7 +8,7 @@
 } -query {
   orderby:optional
   color_filter_value:optional
-  page:integer,optional
+  page:naturalnum,optional
 } -properties {
   notes:multirow
   context:onevalue
Index: openacs-4/packages/acs-templating/www/doc/demo/list9/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/www/doc/demo/list9/index.tcl,v
diff -u -N -r1.1.12.2 -r1.1.12.3
--- openacs-4/packages/acs-templating/www/doc/demo/list9/index.tcl	26 Jul 2014 11:55:49 -0000	1.1.12.2
+++ openacs-4/packages/acs-templating/www/doc/demo/list9/index.tcl	29 Jul 2014 10:56:36 -0000	1.1.12.3
@@ -8,7 +8,7 @@
 } -query {
   orderby:optional
   color_filter_value:optional
-  page:integer,optional
+  page:naturalnum,optional
 } -properties {
   notes:multirow
   context:onevalue
Index: openacs-4/packages/categories/www/categories-browse.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/categories-browse.tcl,v
diff -u -N -r1.9.4.6 -r1.9.4.7
--- openacs-4/packages/categories/www/categories-browse.tcl	11 Oct 2013 12:08:22 -0000	1.9.4.6
+++ openacs-4/packages/categories/www/categories-browse.tcl	29 Jul 2014 10:56:36 -0000	1.9.4.7
@@ -14,7 +14,7 @@
     {subtree_p:optional f}
     {letter:optional all}
     {join:optional or}
-    package_id:optional
+    package_id:naturalnum,optional
 } -properties {
     page_title:onevalue
     context_bar:onevalue
Index: openacs-4/packages/faq/www/admin/faq-add-edit.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/faq/www/admin/faq-add-edit.tcl,v
diff -u -N -r1.5 -r1.5.12.1
--- openacs-4/packages/faq/www/admin/faq-add-edit.tcl	29 Jun 2004 10:18:18 -0000	1.5
+++ openacs-4/packages/faq/www/admin/faq-add-edit.tcl	29 Jul 2014 10:56:36 -0000	1.5.12.1
@@ -5,7 +5,7 @@
     @author Gerardo Morales Cadoret (gmorales@galileo.edu) 
     @creation-date 2003-11-26 
 } {  
-    faq_id:optional 
+    faq_id:naturalnum,optional 
     return_url:optional
 } -properties { 
     context:onevalue 
Index: openacs-4/packages/faq/www/admin/q-and-a-add-edit.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/faq/www/admin/q-and-a-add-edit.tcl,v
diff -u -N -r1.10.8.1 -r1.10.8.2
--- openacs-4/packages/faq/www/admin/q-and-a-add-edit.tcl	3 Oct 2013 09:08:36 -0000	1.10.8.1
+++ openacs-4/packages/faq/www/admin/q-and-a-add-edit.tcl	29 Jul 2014 10:56:36 -0000	1.10.8.2
@@ -8,7 +8,7 @@
 
 } {
     faq_id:naturalnum,notnull
-    entry_id:optional
+    entry_id:naturalnum,optional
     {prev_entry_id 0}
 }  -properties { 
     context:onevalue 
Index: openacs-4/packages/forums/www/forum-view.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/forums/www/forum-view.tcl,v
diff -u -N -r1.33.4.2 -r1.33.4.3
--- openacs-4/packages/forums/www/forum-view.tcl	26 Jul 2014 11:54:39 -0000	1.33.4.2
+++ openacs-4/packages/forums/www/forum-view.tcl	29 Jul 2014 10:56:36 -0000	1.33.4.3
@@ -10,7 +10,7 @@
     forum_id:integer,notnull
     {orderby "last_child_post,desc"}
 		{flush_p 0}
-    page:integer,optional
+    page:naturalnum,optional
 }
 
 
Index: openacs-4/packages/news/www/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/index.tcl,v
diff -u -N -r1.19.2.1 -r1.19.2.2
--- openacs-4/packages/news/www/index.tcl	26 Jul 2014 11:55:49 -0000	1.19.2.1
+++ openacs-4/packages/news/www/index.tcl	29 Jul 2014 10:56:36 -0000	1.19.2.2
@@ -11,7 +11,7 @@
 } {
 
    {view:trim "live"}
-   page:integer,optional
+   page:naturalnum,optional
 
 } -properties {
 
Index: openacs-4/packages/xowiki/www/admin/permissions.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/admin/permissions.tcl,v
diff -u -N -r1.6 -r1.6.2.1
--- openacs-4/packages/xowiki/www/admin/permissions.tcl	13 Sep 2012 16:05:33 -0000	1.6
+++ openacs-4/packages/xowiki/www/admin/permissions.tcl	29 Jul 2014 10:56:36 -0000	1.6.2.1
@@ -6,7 +6,7 @@
   @cvs-id $Id$
 
 } -parameter {
-  {-item_id:optional}
+  {-item_id:naturalnum,optional}
 }
 
 if {[info exists item_id]} {