$_Seesion ฟ้องแบบนี้คือะไรครับ session_start(); Warning: Unknown: Your script possibly relies on a session side-effect which existed until PHP 4.2.3

//register
	$id=$_POST['id'];
	$user=$_POST['user'];
	$pass=md5(md5($_POST['pass']));
	
//member
$sql="SELECT * FROM tb_member  WHERE username='$user' AND password='$pass'";
$result=mysql_query($sql) or die (mysql_error());
$rs=mysql_num_rows($result); 
	if($rs==1){//login as bussinessaccount
		$_SESSION['login'] = "$user";
		$_SESSION['user'] = $rs['username'];
		$_SESSION['statuses'] = $rs['status'];
		msgbox("Login Success Welcome $user");
		//redirect("index.php");
	}else{
			msgbox("Username || Password Incorrect ");
			//redirect("index.php");
		}

echo "status :".$rs['status'];