Index: openacs-4/packages/acs-subsite/www/admin/groups/rel-type-add-2.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/admin/groups/rel-type-add-2.tcl,v
diff -u -N -r1.2 -r1.3
--- openacs-4/packages/acs-subsite/www/admin/groups/rel-type-add-2.tcl	11 Aug 2001 21:31:03 -0000	1.2
+++ openacs-4/packages/acs-subsite/www/admin/groups/rel-type-add-2.tcl	10 Jan 2007 21:22:07 -0000	1.3
@@ -64,7 +64,7 @@
                 then 1 else 0 end
       from dual
 }] } {
-    if { [empty_string_p $return_url] } {
+    if { $return_url eq "" } {
 	set return_url one?[ad_export_vars group_id]
     }
     ad_returnredirect $return_url