function onAddItem() {
            itemCount = itemCount + 1;
            var rowString = "<tr id=row-" + itemCount + ">";
            rowString = rowString + "<td>" + document.getElementById("Order_productcode").value + "</td>";
            rowString = rowString + "<td>" + document.getElementById("Order_productsku").value + "</td>";
            rowString = rowString + "<td>" + document.getElementById("Order_productdesc").value + "</td>";
            rowString = rowString + "<td align=\"right\">" + document.getElementById("ItemQuantity").value + "</td>";
            rowString = rowString + "<td>" + document.getElementById("Order_productweight").value + "</td>";
            rowString = rowString + "<td>" + document.getElementById("Order_productcost").value + "</td>";
            rowString = rowString + "</tr>";
            $row = $(rowString);
            $row.hide().fadeIn("slow").appendTo("#orderedItems table tbody");
        }