form submit form 임시생성해서 전송하는 방법

$('body').append('<form id="tmpForm" method="post"/>');
$('#tmpForm').attr('action', '${popupUrl}');
$('#tmpForm').attr('target', '_new');
$('#tmpForm').append('<input type="hidden" name="originErpCustCd" value="1233"/>');
$('#tmpForm').submit();