added the hidden value is_list

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@767 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/skins/erp5_html_style/list_master.pt

@@ -48,6 +48,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
     <div metal:use-macro="here/global_definition/macros/global_definition" />
     <input type="hidden" name="form_id" value="form"
        tal:attributes="value form/id">
+    <input type="hidden" name="is_list" value="1">
     <!-- Menu Boxes -->
     <table cellpadding="0" cellspacing="0" border="0" width="100%">
       <tr>