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 -r1.27.4.8 -r1.27.4.9
--- openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl	10 Oct 2013 21:00:46 -0000	1.27.4.8
+++ openacs-4/packages/acs-subsite/www/admin/site-map/index.tcl	5 Aug 2014 09:49:24 -0000	1.27.4.9
@@ -9,7 +9,7 @@
     {expand:integer,multiple ""}
     {new_parent:integer ""}
     {new_type ""}
-    {root_id:integer ""}
+    {root_id:naturalnum ""}
     {new_application:integer ""}
     {rename_application:integer {}}
 }