รบกวนหน่อยคับผมทำโค้ด ไม่ยอมออกมันไม่ยอมแสดงการสั่งซื้อของผู้ใช้ คับ

<?
include "chksession_product.php";
$sess_userid=$_SESSION[sess_userid];
$sess_username=$_SESSION[sess_username];
$id_type_select=$_GET[id_type];
include "../connect/connect.php";
$sql="select * from tb_member where username='$sess_username' ";
$result=mysql_db_query($dbname,$sql);
$record=mysql_fetch_array($result);

$username=$record[username];
$name=$record[name];
$sex=$record[sex];
$email=$record[email];
$telephone=$record[telephone];
$address=$record[address];
$reg_date=$record[reg_date];

mysql_close();


?>


<?
include "../connect/connect.php";
include "function.php";
$sql9="select * from tb_member where username='.$sess_username.'";
$result9=mysql_db_query($dbname,$sql9);
$rs9=mysql_fetch_array($result9);
$id_order_f=$rs[$sess_username];

$sql="select * from tb_order where id_order='$id_order_f' ";
$result=mysql_db_query($dbname,$sql);
$rs=mysql_fetch_array($result);
$id_order=$rs[id_order];
$code_order=sprintf("%05d",$id_order);
$date_order=$rs[date_order];
?>
<TABLE WIDTH="595"  BORDER="1" align="center" class='table-data'>
	<TR BGCOLOR="#E8E8E8">
		<Th><div align="center"><B>รหัสสินค้า</B></div></Th>
		<Th><div align="center"><B>วันที่สั่งซื้อ</B></div></Th>
     	<Th><div align="center"><B>จำนวนเงิน</B></div></Th>
		<Th><div align="center"><B>สถานะ</B></div></Th>
		<Th><div align="center"><B>แจ้งการชำระ</B></div></Th>
	</TR>
	  <?
	
				for ($i=0;$i<count($_SESSION[sess_userid]);$i++) {
					$total_unit=$sess_num[$i]*$sess_price[$i];
					$total=$total+$total_unit;
					$code=sprintf("%05d",$code_order[$i]);
					

					echo "
				          <TR  bgcolor='#99CCFF'>
								<TD>$code_order</TD>
								<TD>&nbsp;$date_order</TD>
								<TD><CENTER>$total_unit</CENTER></TD>
								<TD><CENTER>$sess_price[$i]</CENTER></TD>
								<TD><CENTER>$total_unit</CENTER></TD>
						 </TR>";
				}
			?>

</TABLE><BR>

<?