Index: openacs-4/packages/acs-templating/www/scripts/xinha/file-selector.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-templating/www/scripts/xinha/file-selector.tcl,v
diff -u -N -r1.2 -r1.2.8.1
--- openacs-4/packages/acs-templating/www/scripts/xinha/file-selector.tcl	29 Dec 2008 21:53:02 -0000	1.2
+++ openacs-4/packages/acs-templating/www/scripts/xinha/file-selector.tcl	10 Oct 2013 21:20:11 -0000	1.2.8.1
@@ -195,7 +195,7 @@
       }
     }
 
-set order_by_clause [expr {[exists_and_not_null orderby] ?
+set order_by_clause [expr {([info exists orderby] && $orderby ne "") ?
 			   [template::list::orderby_clause -orderby -name contents] :
 			   " order by fs_objects.sort_key, fs_objects.name asc"}]