**สอบถามด่วน** เรื่อง submit form ข้อมูลแล้ว ข้อมูลในตารางภายใต้ form ไม่ POST มา ครับ

 <form name="form1" method="post" action="../SaveAll.php?Action=SaveOrderSelect">
      <input name="txtorderID" type="hidden" id="txtorderID" value="<?php echo $GenOPID; ?>" />
        <table width="900" >
          <thead>
            <tr>
              <td colspan="6" align="center" bgcolor="#E06941" >ตารางอะไหล่ที่ต้องการสั่งซื้อ</td>
            </tr>
          </thead>
          <thead>
            <tr>
              <td align="center"  bgcolor="#F3C598">ลำดับที่</td>
              <td align="center"  bgcolor="#F3C598">รหัสอะไหล่</td>
              <td align="center"  bgcolor="#F3C598">ชื่ออะไหล่</td>
              <td align="center"  bgcolor="#F3C598">จำนวนที่สั่งซื้อ</td>
              <td align="center"  bgcolor="#F3C598">ราคา</td>
              <td align="center"  bgcolor="#F3C598"><p>รวม</p></td>
            </tr>
          </thead>
          <?php
	  $n=1;
		for($i=0;$i<count($_POST['chkorder']);$i++)
		{
			$sel_part = "select * from tblpart where PartID = '".$_POST['chkorder'][$i]."'";
			$query_part = mysql_query($sel_part);
			$resultPart = mysql_fetch_array($query_part);
			$PartName = $resultPart['Name'];

	  ?>
          <tr>
            <td align="center"><?php echo $n; ?></td>
            <td align="center">
            <input name="txtpartid<?php echo $n; ?>" type="hidden" 
            id="txtpartid<?php echo $n; ?>" value="<?php echo $_POST['chkorder'][$i]; ?>"><?php echo $_POST['chkorder'][$i]; ?>
            </td>
            <td align="left"><?php echo $PartName; ?></td>
            <td align="center">
            <select name="selamount<?php echo $n; ?>" id="selamount<?php echo $n; ?>" onChange="caculate(<?php echo $n; ?>)">
              <option value="0" selected="selected">กรุณาเลือก</option>
              <?php
			  for($j=1;$j<=15;$j++)
			  {
			  ?>
			 <option value="<?php echo $j; ?>"><?php echo $j; ?></option>
			  <?php  
			  }
			  ?>
            </select>
              <input type="hidden" name="txtstock<?php echo $n; ?>" 
              id="txtstock<?php echo $n; ?>" value="<?php echo $resultPart['Stock']; ?>">
              </td>
            <td align="right">
            <input name="txtprice<?php echo $n; ?>" type="text" id="txtprice<?php echo $n; ?>" 
            value="<?php echo $resultPart['Price']; ?>" size="5" style="border:0px; text-align:right" >
            </td>
            <td align="right">
            <input name="txttotal<?php echo $n; ?>" type="text" id="txttotal<?php echo $n; ?>"
             value="0" class="total" size="5" style="border:0px; text-align:right" >
              <input name="txttotal1<?php echo $n; ?>" type="hidden" id="txttotal1_<?php echo $n; ?>" value="0">
              </td>
          </tr>
          <?php
	  $n++;
	  }
	?>
          <tfoot>
            <tr>
              <td colspan="5" align="right">รวมทั้งหมด</td>
              <td align="right"><input name="txtgrandtotal" type="text" id="txtgrandtotal" value="" size="5" style="border:0px; text-align:right">
              <input name="txtgrandtotal1" type="hidden" id="txtgrandtotal1" value=""></td>
            </tr>
            <tr>
              <td colspan="6" ><div id="paging">
                <div align="center">
                  <input type="submit" name="btnsubmit" id="btnsubmit" value="สั่งซื้อ"/>
                </div></td>
            </tr>
        </table>
        <p>
          <input type="hidden" value="<?php echo count($_POST['chkorder']); ?>" name="txtrow">
        </p>
      </form>

//////////////////////Save OrderSelect/////////////////////////////
if(isset($_GET['Action']) && $_GET['Action'] == 'SaveOrderSelect')
{
	$OrderID = $_POST['txtorderID'];
	$Total = $_POST['txtgrandtotal1'];
	$rowconut = $_POST['txtrow'];
	$insert_OrderPart = "insert into tblorderpart(OPID,DateOrder,EMID,Total) 
	value('$OrderID','".date("Y-m-d")."','".$_SESSION['username']."',$Total)";
	echo $insert_OrderPart."<br>";
	for($c=1;$c<=$rowconut;$c++)
	{
		echo $c."<br>";
		$partid = $_POST['txtpartid$c'];
		$amount = $_POST['selamount$c'];
		$price = $_POST['txtprice$c'];
		$total = $_POST['txttotal1_$c'];
		echo "txtpartid$c = ".$_POST['txtpartid$c']."<br>";
		echo "selamount$c = ".$_POST['selamount$c']."<br>";
		echo "txtprice$c = ".$_POST['txtprice$c']."<br>";
		echo "txttotal1_$c = ".$_POST['txttotal1_$c']."<br>";
		$insertOrder = "insert into tblorderpartdetail(PartID,OrderID,Price,Qty,Total) 
		values('$partid','$OrderID',$price,$amount,$total)";
		echo $insertOrder."<br>";
	}
}