Index: openacs-4/packages/news/www/preview.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/preview.tcl,v
diff -u -r1.30 -r1.30.2.1
--- openacs-4/packages/news/www/preview.tcl	30 Sep 2013 10:51:35 -0000	1.30
+++ openacs-4/packages/news/www/preview.tcl	6 Aug 2014 11:07:26 -0000	1.30.2.1
@@ -7,7 +7,7 @@
     @cvs-id $Id$
     
 } {
-    {item_id:integer ""}
+    {item_id:naturalnum ""}
     action:notnull,trim
     publish_title:notnull,trim
     {publish_lead {}}
Index: openacs-4/packages/news/www/admin/approve-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/admin/approve-2.tcl,v
diff -u -r1.5.2.1 -r1.5.2.2
--- openacs-4/packages/news/www/admin/approve-2.tcl	11 Oct 2013 17:19:08 -0000	1.5.2.1
+++ openacs-4/packages/news/www/admin/approve-2.tcl	6 Aug 2014 11:07:26 -0000	1.5.2.2
@@ -11,7 +11,7 @@
     @cvs-id $Id$
 
 } { 
-    revision_id:notnull
+    revision_id:naturalnum,notnull
     {return_url: ""}
     {permanent_p: "f"}
     {publish_date:array,date ""}
Index: openacs-4/packages/news/www/admin/revision-add-3.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/admin/revision-add-3.tcl,v
diff -u -r1.11.2.1 -r1.11.2.2
--- openacs-4/packages/news/www/admin/revision-add-3.tcl	11 Oct 2013 17:19:08 -0000	1.11.2.1
+++ openacs-4/packages/news/www/admin/revision-add-3.tcl	6 Aug 2014 11:07:26 -0000	1.11.2.2
@@ -10,7 +10,7 @@
     @cvs-id $Id$
 
 } { 
-    item_id:integer
+    item_id:naturalnum,notnull
     publish_title:notnull
     publish_lead
     publish_body:allhtml,notnull,trim
Index: openacs-4/packages/news/www/admin/revision.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/admin/revision.tcl,v
diff -u -r1.10 -r1.10.4.1
--- openacs-4/packages/news/www/admin/revision.tcl	23 Dec 2009 22:19:53 -0000	1.10
+++ openacs-4/packages/news/www/admin/revision.tcl	6 Aug 2014 11:07:26 -0000	1.10.4.1
@@ -9,8 +9,8 @@
     
 } {
 
-    item_id:notnull
-    revision_id:notnull
+    item_id:naturalnum,notnull
+    revision_id:naturalnum,notnull
 
 } -properties {
 
Index: openacs-4/packages/news/www/admin/revoke.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/news/www/admin/revoke.tcl,v
diff -u -r1.3 -r1.3.20.1
--- openacs-4/packages/news/www/admin/revoke.tcl	30 Nov 2002 17:39:28 -0000	1.3
+++ openacs-4/packages/news/www/admin/revoke.tcl	6 Aug 2014 11:07:26 -0000	1.3.20.1
@@ -10,7 +10,7 @@
     @cvs-id $Id$
 
 } {
-    item_id:notnull
+    item_id:naturalnum,notnull
     {revision_id: ""}
 } 
 
Index: openacs-4/packages/notifications/www/manage.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/manage.tcl,v
diff -u -r1.9 -r1.9.6.1
--- openacs-4/packages/notifications/www/manage.tcl	13 Sep 2009 23:54:42 -0000	1.9
+++ openacs-4/packages/notifications/www/manage.tcl	6 Aug 2014 11:07:26 -0000	1.9.6.1
@@ -5,7 +5,7 @@
     @author Tracy Adams (teadams@alum.mit.edu)
     @creation-date 2002-07-22
 } {
-    {user_id ""}
+    {user_id:naturalnum ""}
 }
 
 auth::require_login
Index: openacs-4/packages/notifications/www/object-goto.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/object-goto.tcl,v
diff -u -r1.2.22.1 -r1.2.22.2
--- openacs-4/packages/notifications/www/object-goto.tcl	26 Aug 2013 07:57:13 -0000	1.2.22.1
+++ openacs-4/packages/notifications/www/object-goto.tcl	6 Aug 2014 11:07:26 -0000	1.2.22.2
@@ -5,8 +5,8 @@
     @creation-date 22 July 2002
     @cvs-id $Id$
 } {
-    object_id:notnull
-    type_id:notnull
+    object_id:naturalnum,notnull
+    type_id:naturalnum,notnull
 } 
 
 
Index: openacs-4/packages/notifications/www/request-notification.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/request-notification.tcl,v
diff -u -r1.1.10.3 -r1.1.10.4
--- openacs-4/packages/notifications/www/request-notification.tcl	29 Jul 2014 11:24:09 -0000	1.1.10.3
+++ openacs-4/packages/notifications/www/request-notification.tcl	6 Aug 2014 11:07:26 -0000	1.1.10.4
@@ -7,8 +7,8 @@
 
 } {
   object_id:naturalnum,notnull
-  type_id
-  {group_id ""}
+  type_id:naturalnum,notnull
+  {group_id:naturalnum ""}
 }
 
 set package_id [ad_conn package_id]
Index: openacs-4/packages/notifications/www/request-unsubscribe-notification.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/request-unsubscribe-notification.tcl,v
diff -u -r1.1.10.1 -r1.1.10.2
--- openacs-4/packages/notifications/www/request-unsubscribe-notification.tcl	29 Jul 2014 11:24:09 -0000	1.1.10.1
+++ openacs-4/packages/notifications/www/request-unsubscribe-notification.tcl	6 Aug 2014 11:07:26 -0000	1.1.10.2
@@ -7,7 +7,7 @@
     
 } {
     object_id:naturalnum,notnull
-    type_id
+    type_id:naturalnum,notnull
 }
 
 set package_id [ad_conn package_id]
Index: openacs-4/packages/notifications/www/subscribers.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/subscribers.tcl,v
diff -u -r1.4 -r1.4.8.1
--- openacs-4/packages/notifications/www/subscribers.tcl	27 Oct 2008 16:14:16 -0000	1.4
+++ openacs-4/packages/notifications/www/subscribers.tcl	6 Aug 2014 11:07:26 -0000	1.4.8.1
@@ -9,7 +9,7 @@
     @creation-date 2008-01-13
     @cvs-id $Id$
 } {
-    object_id:notnull
+    object_id:naturalnum,notnull
 }
 
 permission::require_permission -object_id $object_id -privilege "admin"
Index: openacs-4/packages/notifications/www/unsubscribe.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/notifications/www/unsubscribe.tcl,v
diff -u -r1.1 -r1.1.10.1
--- openacs-4/packages/notifications/www/unsubscribe.tcl	24 May 2005 21:10:47 -0000	1.1
+++ openacs-4/packages/notifications/www/unsubscribe.tcl	6 Aug 2014 11:07:27 -0000	1.1.10.1
@@ -1,12 +1,12 @@
 ad_page_contract {
 
-    @author Natalia P�rez (nperper@it.uc3m.es) 
+    @author Natalia Pérez (nperper@it.uc3m.es) 
     @creation_date 2005-03-28
     
 } {
-    object_id:notnull
-    request_id:multiple
-    type_id
+    object_id:naturalnum,notnull
+    request_id:naturalnum,multiple
+    type_id:naturalnum,notnull
     return_url         
 }