Index: openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl,v
diff -u -r1.32 -r1.33
--- openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl	25 Apr 2018 19:23:26 -0000	1.32
+++ openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl	9 May 2018 15:33:28 -0000	1.33
@@ -260,7 +260,7 @@
     set expand_mode 0
     if {!$root_p && $n_children > 0} {
         set expand_mode 1
-        set urlvars {}
+        set urlvars [list]
         foreach n $expand {
             if {$n == $node_id} {
                 set expand_mode 2