use a listfield, because when we do not redirect in Base_callDialogMethod field_your_payment is still in REQUEST.other. Maybe this should be fixed in Base_callDialogMethod actually ...

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34444 20353a03-c40f-0410-a6d1-a30d3c3de9de