Jquery กับ Json v.1.3.2 กับ v.1.4.2 ลบกวนผู้รู้ช่วยแนะนำหน่อยครับ

					$.ajax({
					type: "POST",
					url: "<?echo url::base();?>ajax/brand/allbrand.php",
					data: "ran="+Math.random(),
					dataType: "json",
					dataCharset: 'json',
					async: false,
					success: function(data){
						for(var j=0;j<data.length;j++){
							if(res[i].brand_id==data[j].brand_id){
								html +=data[j].brand_name;
							}
						}
					}
				});

<?php
include "../../class/class.mydb.php";

$sql="where 1=1";

//echo $sql;
$member= new MyDB();
$member->SetTable("brand");
$member->Select("*",$sql);

$point = array();

while($data = $member->Get_Info()){
	$point[] = $data;
}

//print_r($point);
echo json_encode($point);

//echo "$user".","."$pass";*/
?>