รบกวนแนะนำphp ที่กดบวกแล้วเพิ่มฟิลสำรับinputข้อมูลแบบไม่จำกัดฟิลทีครับ

<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript">
$(document).ready(function(){

	var rows = 1;
	$("#createRows").click(function(){
						var tr = "<div class='table_row'>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtCustomerID"+rows+"' id='txtCustomerID"+rows+"'> </div></div>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtName"+rows+"' id='txtName"+rows+"'> </div></div>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtEmail"+rows+"' id='txtEmail"+rows+"'> </div></div>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtCountryCode"+rows+"' id='txtCountryCode"+rows+"'> </div></div>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtBudget"+rows+"' id='txtBudget"+rows+"'> </div></div>";
						tr = tr + "<div class='table_small'> <div class='table_cell'> <input type='text' name='txtUsed"+rows+"' id='txtUsed"+rows+"'> </div></div>";
						tr = tr + "</div>";
						$('#myTable > tbody:last').append(tr);
					
						$('#hdnCount').val(rows);
						rows = rows + 1;
		});

		$("#deleteRows").click(function(){
				if ($("#myTable tr").length != 1) {
					 $("#myTable tr:last").remove();
				}
		});

		$("#clearRows").click(function(){
				rows = 1;
				$('#hdnCount').val(rows);
				$('#myTable > tbody:last').empty(); // remove all
		});


		$("#frmMain").submit(function() {

			var bFlag = true;
            $("table#myTable input[id*='txtCustomerID']").each(function (index) {
				var line = index + 1;
                var txtCustomerID = $("table#myTable input[id*='txtCustomerID']").eq(index);
                var txtName = $("table#myTable input[id*='txtName']").eq(index);
				var txtEmail = $("table#myTable input[id*='txtEmail']").eq(index);
				var txtCountryCode = $("table#myTable input[id*='txtCountryCode']").eq(index);
				var txtBudget = $("table#myTable input[id*='txtBudget']").eq(index);
				var txtUsed = $("table#myTable input[id*='txtUsed']").eq(index);

				if($(txtCustomerID).val() != "" ||
					$(txtName).val() != "" ||
					$(txtEmail).val() != "" ||
					$(txtCountryCode).val() != "" ||
					$(txtBudget).val() != "" ||
					$(txtUsed).val() != "")
				{
						
					if($(txtCustomerID).val() == "")
					{
						alert('Please input CustomerID line...' + line);
						bFlag = false;
					}
					if($(txtName).val() == "")
					{
						alert('Please input Name line...' + line);
						bFlag = false;
					}
					if($(txtEmail).val() == "")
					{
						alert('Please input Email line...' + line);
						bFlag = false;
					}
					if($(txtCountryCode).val() == "")
					{
						alert('Please input CountryCode line...' + line);
						bFlag = false;
					}
					if($(txtBudget).val() == "")
					{
						alert('Please input Budget line...' + line);
						bFlag = false;
					}
					if($(txtUsed).val() == "")
					{
						alert('Please input Used line...' + line);
						bFlag = false;
					}

				}

            });

			if(!bFlag) {  return false; }
			return true;
		});

	});
</script>


 <form action="page2.php" id="frmMain" name="frmMain" method="post">
<h1>jQuery Dynamic table input</h1>

<div class="table table-striped" id="myTable">
	<div class='theader' style="background: #3C8DBC; color: white;">
	    <div class='table_header' align="center">รายการ </div>
	    <div class='table_header' align="center">รายละเอียด </div>
	    <div class='table_header' align="center">ประเภท </div>
	    <div class='table_header' align="center">ราคาก่อน VAT </div>
	    <div class='table_header' align="center">VAT 7% </div>
	    <div class='table_header' align="center">ราคารวม </div>   
	</div><!-- theader -->
</div><!-- table table-striped -->
<br />
<input type="button" id="createRows" value="Add">
<input type="button" id="deleteRows" value="Del">
<input type="button" id="clearRows" value="Clear">
 <center>
 <br>
 <input type="hidden" id="hdnCount" name="hdnCount">
<input type="submit" value="Submit">
 </form>