Index: openacs-4/packages/acs-subsite/www/admin/site-nodes/index.vuh
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/admin/site-nodes/index.vuh,v
diff -u -r1.1.1.1 -r1.1.1.1.28.1
--- openacs-4/packages/acs-subsite/www/admin/site-nodes/index.vuh	13 Mar 2001 22:59:26 -0000	1.1.1.1
+++ openacs-4/packages/acs-subsite/www/admin/site-nodes/index.vuh	27 Aug 2013 12:20:37 -0000	1.1.1.1.28.1
@@ -1,6 +1,6 @@
 set url [ad_conn package_url]admin/site-map/[ad_conn path_info]
 
-if {![empty_string_p [ad_conn query]]} {
+if {[ad_conn query] ne ""} {
   append url [ad_conn query]
 }