Index: openacs-4/packages/survey/www/admin/send-mail.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/survey/www/admin/send-mail.tcl,v
diff -u -r1.6 -r1.6.2.1
--- openacs-4/packages/survey/www/admin/send-mail.tcl	6 Nov 2013 07:33:55 -0000	1.6
+++ openacs-4/packages/survey/www/admin/send-mail.tcl	29 Jul 2014 11:42:13 -0000	1.6.2.1
@@ -9,7 +9,7 @@
     @date   July 29, 2002
     @cvs-id $Id:
 } {
-  survey_id:integer,notnull
+  survey_id:naturalnum,notnull
   {package_id:integer 0}
   {to "responded"}  
 }