Index: openacs-4/packages/categories/www/cadmin/category-delete-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-delete-2.tcl,v
diff -u -N -r1.9.4.2 -r1.9.4.3
--- openacs-4/packages/categories/www/cadmin/category-delete-2.tcl	29 Jul 2014 11:37:29 -0000	1.9.4.2
+++ openacs-4/packages/categories/www/cadmin/category-delete-2.tcl	5 Aug 2014 13:23:44 -0000	1.9.4.3
@@ -5,7 +5,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,multiple
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-delete.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-delete.tcl,v
diff -u -N -r1.10.4.2 -r1.10.4.3
--- openacs-4/packages/categories/www/cadmin/category-delete.tcl	29 Jul 2014 11:37:29 -0000	1.10.4.2
+++ openacs-4/packages/categories/www/cadmin/category-delete.tcl	5 Aug 2014 13:23:44 -0000	1.10.4.3
@@ -5,7 +5,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,multiple
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-form.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-form.tcl,v
diff -u -N -r1.10.2.1 -r1.10.2.2
--- openacs-4/packages/categories/www/cadmin/category-form.tcl	29 Jul 2014 11:14:17 -0000	1.10.2.1
+++ openacs-4/packages/categories/www/cadmin/category-form.tcl	5 Aug 2014 13:23:45 -0000	1.10.2.2
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,optional
     {parent_id:naturalnum,optional [db_null]}
     {locale ""}
Index: openacs-4/packages/categories/www/cadmin/category-link-delete-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-link-delete-2.tcl,v
diff -u -N -r1.5.4.2 -r1.5.4.3
--- openacs-4/packages/categories/www/cadmin/category-link-delete-2.tcl	29 Jul 2014 11:37:29 -0000	1.5.4.2
+++ openacs-4/packages/categories/www/cadmin/category-link-delete-2.tcl	5 Aug 2014 13:23:45 -0000	1.5.4.3
@@ -6,8 +6,8 @@
     @cvs-id $Id:
 } {
     link_id:naturalnum,multiple
-    category_id:integer
-    tree_id:integer
+    category_id:naturalnum,notnull
+    tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-link-delete.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-link-delete.tcl,v
diff -u -N -r1.6.4.2 -r1.6.4.3
--- openacs-4/packages/categories/www/cadmin/category-link-delete.tcl	29 Jul 2014 11:37:29 -0000	1.6.4.2
+++ openacs-4/packages/categories/www/cadmin/category-link-delete.tcl	5 Aug 2014 13:23:45 -0000	1.6.4.3
@@ -6,8 +6,8 @@
     @cvs-id $Id:
 } {
     link_id:naturalnum,multiple
-    category_id:integer
-    tree_id:integer
+    category_id:naturalnum,notnull
+    tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-parent-change-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-parent-change-2.tcl,v
diff -u -N -r1.2.4.1 -r1.2.4.2
--- openacs-4/packages/categories/www/cadmin/category-parent-change-2.tcl	29 Jul 2014 11:14:17 -0000	1.2.4.1
+++ openacs-4/packages/categories/www/cadmin/category-parent-change-2.tcl	5 Aug 2014 13:23:45 -0000	1.2.4.2
@@ -5,8 +5,8 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
-    category_id:integer
+    tree_id:naturalnum,notnull
+    category_id:naturalnum,notnull
     {parent_id:naturalnum,optional [db_null]}
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-parent-change.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-parent-change.tcl,v
diff -u -N -r1.4.4.3 -r1.4.4.4
--- openacs-4/packages/categories/www/cadmin/category-parent-change.tcl	29 Jul 2014 11:14:17 -0000	1.4.4.3
+++ openacs-4/packages/categories/www/cadmin/category-parent-change.tcl	5 Aug 2014 13:23:45 -0000	1.4.4.4
@@ -5,8 +5,8 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
-    category_id:integer
+    tree_id:naturalnum,notnull
+    category_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-phase-in.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-phase-in.tcl,v
diff -u -N -r1.5.4.2 -r1.5.4.3
--- openacs-4/packages/categories/www/cadmin/category-phase-in.tcl	29 Jul 2014 11:37:29 -0000	1.5.4.2
+++ openacs-4/packages/categories/www/cadmin/category-phase-in.tcl	5 Aug 2014 13:23:45 -0000	1.5.4.3
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,multiple
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-phase-out.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-phase-out.tcl,v
diff -u -N -r1.6.4.2 -r1.6.4.3
--- openacs-4/packages/categories/www/cadmin/category-phase-out.tcl	29 Jul 2014 11:37:29 -0000	1.6.4.2
+++ openacs-4/packages/categories/www/cadmin/category-phase-out.tcl	5 Aug 2014 13:23:45 -0000	1.6.4.3
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     category_id:naturalnum,multiple
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/category-usage.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/category-usage.tcl,v
diff -u -N -r1.6.12.1 -r1.6.12.2
--- openacs-4/packages/categories/www/cadmin/category-usage.tcl	29 Jul 2014 11:14:18 -0000	1.6.12.1
+++ openacs-4/packages/categories/www/cadmin/category-usage.tcl	5 Aug 2014 13:23:45 -0000	1.6.12.2
@@ -5,8 +5,8 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    category_id:integer
-    tree_id:integer
+    category_id:naturalnum,notnull
+    tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     {page:integer,optional 1}
Index: openacs-4/packages/categories/www/cadmin/permission-manage.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/permission-manage.tcl,v
diff -u -N -r1.6.2.1 -r1.6.2.2
--- openacs-4/packages/categories/www/cadmin/permission-manage.tcl	29 Jul 2014 11:14:18 -0000	1.6.2.1
+++ openacs-4/packages/categories/www/cadmin/permission-manage.tcl	5 Aug 2014 13:23:45 -0000	1.6.2.2
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     object_id:naturalnum,optional
     {locale ""}
 } -properties {
Index: openacs-4/packages/categories/www/cadmin/site-wide-status-change.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/site-wide-status-change.tcl,v
diff -u -N -r1.5.12.1 -r1.5.12.2
--- openacs-4/packages/categories/www/cadmin/site-wide-status-change.tcl	29 Jul 2014 11:14:18 -0000	1.5.12.1
+++ openacs-4/packages/categories/www/cadmin/site-wide-status-change.tcl	5 Aug 2014 13:23:45 -0000	1.5.12.2
@@ -4,7 +4,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     action:integer
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/tree-copy-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/tree-copy-2.tcl,v
diff -u -N -r1.6.4.1 -r1.6.4.2
--- openacs-4/packages/categories/www/cadmin/tree-copy-2.tcl	29 Jul 2014 11:14:18 -0000	1.6.4.1
+++ openacs-4/packages/categories/www/cadmin/tree-copy-2.tcl	5 Aug 2014 13:23:45 -0000	1.6.4.2
@@ -5,8 +5,8 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    target_tree_id:integer
-    source_tree_id:integer
+    target_tree_id:naturalnum,notnull
+    source_tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/tree-copy-view.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/tree-copy-view.tcl,v
diff -u -N -r1.4.2.3 -r1.4.2.4
--- openacs-4/packages/categories/www/cadmin/tree-copy-view.tcl	29 Jul 2014 11:14:18 -0000	1.4.2.3
+++ openacs-4/packages/categories/www/cadmin/tree-copy-view.tcl	5 Aug 2014 13:23:46 -0000	1.4.2.4
@@ -5,8 +5,8 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    source_tree_id:integer
-    target_tree_id:integer
+    source_tree_id:naturalnum,notnull
+    target_tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/tree-copy.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/tree-copy.tcl,v
diff -u -N -r1.11.2.1 -r1.11.2.2
--- openacs-4/packages/categories/www/cadmin/tree-copy.tcl	29 Jul 2014 11:14:18 -0000	1.11.2.1
+++ openacs-4/packages/categories/www/cadmin/tree-copy.tcl	5 Aug 2014 13:23:46 -0000	1.11.2.2
@@ -5,7 +5,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,optional
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/tree-map.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/tree-map.tcl,v
diff -u -N -r1.9.2.3 -r1.9.2.4
--- openacs-4/packages/categories/www/cadmin/tree-map.tcl	29 Jul 2014 11:24:02 -0000	1.9.2.3
+++ openacs-4/packages/categories/www/cadmin/tree-map.tcl	5 Aug 2014 13:23:46 -0000	1.9.2.4
@@ -5,7 +5,7 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     {locale ""}
     object_id:naturalnum,notnull
     ctx_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/tree-order-update.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/tree-order-update.tcl,v
diff -u -N -r1.5.4.2 -r1.5.4.3
--- openacs-4/packages/categories/www/cadmin/tree-order-update.tcl	29 Jul 2014 11:14:19 -0000	1.5.4.2
+++ openacs-4/packages/categories/www/cadmin/tree-order-update.tcl	5 Aug 2014 13:23:46 -0000	1.5.4.3
@@ -5,7 +5,7 @@
     @author Lars Pind (lars@collaboraid.biz)
     @cvs-id $Id:
 } {
-    tree_id:integer
+    tree_id:naturalnum,notnull
     sort_key:array
     {locale ""}
     object_id:naturalnum,optional
Index: openacs-4/packages/categories/www/cadmin/trees-code.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/categories/www/cadmin/trees-code.tcl,v
diff -u -N -r1.1 -r1.1.8.1
--- openacs-4/packages/categories/www/cadmin/trees-code.tcl	6 Jun 2005 09:43:47 -0000	1.1
+++ openacs-4/packages/categories/www/cadmin/trees-code.tcl	5 Aug 2014 13:23:46 -0000	1.1.8.1
@@ -6,7 +6,7 @@
 
 } {
     {locale ""}
-    tree_id:multiple
+    tree_id:naturalnum,multiple
 }
 
 set user_id [auth::require_login]