Index: openacs-4/packages/search/www/search.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/search/www/search.tcl,v
diff -u -r1.40.2.1 -r1.40.2.2
--- openacs-4/packages/search/www/search.tcl	12 Sep 2015 19:00:45 -0000	1.40.2.1
+++ openacs-4/packages/search/www/search.tcl	13 May 2016 12:31:12 -0000	1.40.2.2
@@ -5,8 +5,8 @@
 } {
     q:trim
     {t:trim ""}
-    {offset:naturalnum 0}
-    {num:naturalnum 0}
+    {offset:naturalnum,notnull 0}
+    {num:naturalnum,notnull 0}
     {dfs:word,trim ""}
     {dts:word,trim ""}
     {search_package_id:naturalnum ""}
@@ -23,7 +23,6 @@
 set page_title "Search Results"
 
 set package_id [ad_conn package_id]
-
 set package_url [ad_conn package_url]
 set package_url_with_extras $package_url