$sth=$dbh->prepare("update z3950servers set host=?, port=?, db=?, userid=?, password=?, name=?, checked=?, rank=?,syntax=?,encoding=?,timeout=? where name=?");
$sth->execute($input->param('host'),
$input->param('port'),
$sth=$dbh->prepare("update z3950servers set host=?, port=?, db=?, userid=?, password=?, name=?, checked=?, rank=?,syntax=?,encoding=?,timeout=? where name=?");
$sth->execute($input->param('host'),
$input->param('port'),