Index: openacs-4/packages/survey/www/respond.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/survey/www/respond.tcl,v
diff -u -r1.9 -r1.9.2.1
--- openacs-4/packages/survey/www/respond.tcl	6 Nov 2013 07:33:54 -0000	1.9
+++ openacs-4/packages/survey/www/respond.tcl	29 Jul 2014 11:42:12 -0000	1.9.2.1
@@ -11,7 +11,7 @@
 
 } {
     
-    survey_id:integer,notnull
+    survey_id:naturalnum,notnull
     {section_id:integer 0}
     {response_id:integer 0}
     return_url:optional