Index: openacs-4/packages/assessment/www/asm-admin/item-add-display-ta.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/www/asm-admin/item-add-display-ta.tcl,v
diff -u -r1.7 -r1.8
--- openacs-4/packages/assessment/www/asm-admin/item-add-display-ta.tcl	15 May 2007 20:14:17 -0000	1.7
+++ openacs-4/packages/assessment/www/asm-admin/item-add-display-ta.tcl	27 Oct 2014 16:41:01 -0000	1.8
@@ -4,9 +4,9 @@
     @author Timo Hentschel (timo@timohentschel.de)
     @cvs-id $Id:
 } {
-    assessment_id:integer
-    section_id:integer
-    as_item_id:integer
+    assessment_id:naturalnum,notnull
+    section_id:naturalnum,notnull
+    as_item_id:naturalnum,notnull
     after:integer
 } -properties {
     context:onevalue
@@ -57,7 +57,7 @@
                 -new_assessment_rev_id $new_assessment_rev_id
 	set old_item_id $as_item_id
 
-	if {![db_0or1row item_display {}] || $object_type != "as_item_display_ta"} {
+	if {![db_0or1row item_display {}] || $object_type ne "as_item_display_ta"} {
 	    set as_item_display_id [as::item_display_ta::new \
 					-html_display_options $html_options \
 					-abs_size $abs_size \