ใส่เงื่อนไขในการบันทึกข้อมูล ................เเต่ข้อมูลไปลง ในinsert

	$strSQL3 = "SELECT * FROM bill ORDER  BY bill_number";
	$objQuery3 = mysql_query($strSQL3);
	$objResult3 = mysql_fetch_array($objQuery3);
	while($objResult3 = mysql_fetch_array($objQuery3))
	{
			$bill_number = $objResult3["bill_number"];
		
	}


if($_POST['bill_number'] != $bill_number)
	{
			echo 'insert';
		
		$strSQL4 = "INSERT INTO bill  (bill_number,date_receive,receive_name)
		VALUES ('".$_POST["bill_number"]."','$save_fulldate','$receive_name')";
		$objQuery4 = mysql_query($strSQL4) or die(mysql_error());
		//echo $strSQL4/
				
	}else
	{
		echo 'update';
					
			$strSQL4 = "UPDATE bill SET ";
			$strSQL4 .="bill_number = '".$_POST["bill_number"]."' ";
			$strSQL4 .=",date_receive = '".$save_fulldate."' ";
			$strSQL4 .=",receive_name = '".$receive_name."' ";
			$strSQL4 .="WHERE bill_number = '".$bill_number."' ";
			$objQuery4 = mysql_query($strSQL4) or die(mysql_error());
					//echo $strSQL4;
	}