Index: openacs-4/packages/xowiki/tcl/weblog-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/weblog-procs.tcl,v
diff -u -r1.10 -r1.11
--- openacs-4/packages/xowiki/tcl/weblog-procs.tcl	18 May 2007 09:07:44 -0000	1.10
+++ openacs-4/packages/xowiki/tcl/weblog-procs.tcl	23 May 2007 18:35:16 -0000	1.11
@@ -11,7 +11,7 @@
     tag
     ptag
     category_id
-    instances_of
+    {instances_of ""}
     filter_msg
     {sort_composite ""}
     {no_footer false}