revert r.26675 (at least with Firefox 3, onkeypress seems to send form too early if we choose something from field's history and then hit enter key), because such a workaround is just a hack and it prevents selenium functional test working.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@26875 20353a03-c40f-0410-a6d1-a30d3c3de9de