public function showMessageByPage($fenyePage, $loginname)
{
$sql = "select *from message where getter = '" . $loginname . "'" . "limit " . $fenyePage->pageSize * ($fenyePage->page - 1) . "," . $fenyePage->pageSize;
$sqlHelper = new SqlHelper();
$res = $sqlHelper->execute_dql2($sql);
return $res;
}