$natField = new RefSField('nationalite', array('u.nationalite', 'u.nationalite2', 'u.nationalite3'), '', '', '');
$binetField = new RefSField('binet', array('b.binet_id'), 'binets_ins', 'b', 'u.user_id=b.user_id');
$natField = new RefSField('nationalite', array('u.nationalite', 'u.nationalite2', 'u.nationalite3'), '', '', '');
$binetField = new RefSField('binet', array('b.binet_id'), 'binets_ins', 'b', 'u.user_id=b.user_id');