ช่วยเหลือผมทีครับ รบกวนดู code ให้ผมทีครับ คือ ผมมี เมื่อผมทำการรันคำสั่ง จาก code ของ supplier_order

 <?
$sess_id1=$_SESSION['sess_id1'];
$sess_sup1=$_SESSION['sess_sup1'];
$sess_name1=$_SESSION['sess_name1'];
$sess_num1=$_SESSION['sess_num1'];
$sess_cost1=$_SESSION['sess_cost1'];    

    
?>
		
      <form method="post" name="form1" action="script_add_order" >
        <table width="850" cellpadding="0" cellspacing="1" bordercolor="#FF9FAA">
          <tr align="center" bgcolor="#FF9FAA" class="normal_font">
            <td width="19%" height="22">ชื่อตัวแทนจำหน่าย</td>
            <td width="16%">รหัสสินค้า</td>
            <td width="20%">ชื่อสินค้า</td>
            <td width="12%">จำนวน</td>
            <td width="18%">ราคาต้นทุน </td>
            <td width="15%" colspan="2">รวม</td>
          </tr>
 <?
              
for($i=0;$i<count($sess_id1);$i++){ 
$total_unit1=$sess_num1[$i]*$sess_cost1[$i]; 
$sum1=$total_unit1 + $sum1; 
$vat=$sum1*0.07;                                  
$total=$vat+$sum1;
$code=sprintf("%05d",$sess_id1[$i]);                
?>
          <tr align="center" bgcolor="#F3F3F3" class="normal_font">
            <td><?=$sess_sup1[$i];?></td>
            <td height="22" class="style6"><?=$sess_id1[$i];?></td>
            <td class="style6"><?=$sess_name1[$i]?></td>
            <td><input name="prd_num1[]" type="text" id="prd_num1[]"  style="text-align:center"  value="<?=$sess_num1[$i]?>" size="5" /></td>
            <td class="style6"><? echo number_format($sess_cost1[$i],2);?></td>
            <td class="style6"><? echo number_format($total_unit1,2);?></td>
          </tr>
          <?
            
}
        
?>
          <tr>
            <td height="22" colspan="7" align="right" class="normal_font">&nbsp;</td>
          </tr>
          <tr>
            <td height="22" colspan="7" align="right" class="normal_font">  ราคารวมสินค้าทั้งหมด <strong><span class="style1"><? echo number_format($total,2);?></span></strong> บาท </td>
          </tr>
          <tr>
            <td height="22" colspan="7" align="right">&nbsp;</td>
          </tr>
          <tr>
            <td height="22" colspan="7" align="center" class="normal_font"><span class="normal_font">
              <input name="total_order" type="hidden" id="total_order" value="<?=$total?>" />
              </span>
              </a>
            <input name="complete" type="button" class="style1" id="complete" onclick="window.location='script_supplier_order_add.php' " value="ยืนยันการสั่งซื้อ" /></td>
          </tr>
          <tr>
            <td height="22" colspan="7" align="center">&nbsp;</td>
          </tr>
        </table>
      </form>

<?
session_start();

include "connect.php";
				
 		  				
		$sql="select * from tb_supplier ";
		$sqlquery=mysql_db_query($dbname,$sql);
		while($result= mysql_fetch_array($sqlquery)){
				
		$id=$result['sup_id'];
		$date=date (" Y-m-d  H:i:s ");
		$idadmin=$_SESSION['adminid'];		
		$total_order=$_POST['total_order'];
	
	
	
		
		$sql2="insert into tb_supplier_order values ('','$id','$idadmin','$total_order','$date','รายการใหม่')";
		$sqlqueryorder=mysql_db_query($dbname,$sql2);
	

	  
				
		
		$sql3="select max(so_id) from tb_supplier_order ";
		$result3=mysql_db_query($dbname,$sql3);
		$row=mysql_fetch_row($result3);
		
		
		for($i=0;$i<count($sess_id1);$i++){ 
		$sql4="insert into tb_supplier_order_detail values ('$row[0]','$sess_id1','$sess_num1[$i]','$sess_cost1[$i]','1')";
		$result4=mysql_db_query($dbname,$sql4); 
		
		
		//session_unregister("sess_id");
		//session_unregister("sess_name");
		//session_unregister("sess_price");
		//session_unregister("sess_type");
		//session_unregister("sess_num");


}
echo"<meta http-equiv=\"refresh\" content=\"0;URL=print_order.php\" />";			
?>
<?
}
?>