Index: openacs-4/packages/calendar/www/cal-item-delete.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/calendar/www/cal-item-delete.tcl,v
diff -u -r1.5 -r1.6
--- openacs-4/packages/calendar/www/cal-item-delete.tcl	18 Mar 2005 14:12:08 -0000	1.5
+++ openacs-4/packages/calendar/www/cal-item-delete.tcl	27 Oct 2014 16:41:08 -0000	1.6
@@ -4,7 +4,7 @@
     @author Ben Adida (ben@openforce.net)
     @creation-date 2002-06-02
 } {
-    cal_item_id:integer,notnull
+    cal_item_id:naturalnum,notnull
     {return_url "view"}
     {confirm_p 0}
 }