Form

<tr>
              <td style="text-align: center;">1 <span style="color:red">*</span></td>
              <td align="center" style="color: #000;">
                <input type="text" class="form-control validate-input" name="sku1" onblur="CheckAvailSkuOne()" autocomplete="off"  id="sku1"  required>
                <div id="SuksesSkuone">
                  <input type="text" id="hasil_sku1" values="" id="sku_one" style="display:none">
                </div>
              </td>
              <td align="center" style="color: #000;">
                <input type="text" class="form-control" name="kode_produk1"  autocomplete="off" id="kode_produk1" required>
                <!-- <span id="valkodprod"></span> -->
              </td>
              <td align="center" style="color: #000;">
                <input type="text" class="form-control"  name="nama_produk1" autocomplete="off" id="nama_produk1"  required>
              </td>
              <td align="center" style="color: #000;">
                <input type="text" class="form-control"  name="jumlah1" autocomplete="off" id="jumlah1" onkeyup="sum()"  required>
              </td>
              <td align="center" style="color: #000;">
                <input type="text" class="form-control"  name="harga1" autocomplete="off" id="harga1"  onkeyup="sum()" required>
                <input type="hidden" class="form-control"  name="pajak1" autocomplete="off" id="pajak1"  required>
                <input type="hidden" class="form-control"  name="total_harga1" autocomplete="off" id="total_harga1"  required>
              </td>
            </tr>
            <tr>
              <td style="text-align: center;">2</td>
              <td style="color: #000;">
                <input type="text" class="form-control" name="sku2" autocomplete="off" id="sku2" onblur="CheckAvailSkuTwo()">
                <div id="SuksesSkutwo">
                  <input type="text" id="hasil_sku2" values="" id="sku_two" style="display:none">
                </div>
              </td>
              <td style="color: #000;"><input type="text" name="kode_produk2" class="form-control" id="kode_produk2" ></td>
              <td style="color: #000;"><input type="text" name="nama_produk2" class="form-control" id="nama_produk2" ></td>
              <td style="color: #000;"><input type="text" name="jumlah2" class="form-control" id="jumlah2" onkeyup="sum()"></td>
              <td style="color: #000;"><input type="text" name="harga2" class="form-control" id="harga2" onkeyup="sum()">
                 <input type="hidden" class="form-control"  name="pajak2" autocomplete="off" id="pajak2"  required>
                <input type="hidden" class="form-control"  name="total_harga2" autocomplete="off" id="total_harga2"  required>
            </td>
            </tr>
            <tr>
              <td style="text-align: center;">3</td>
              <td style="color: #000;">
                <input type="text" class="form-control" name="sku3" autocomplete="off" id="sku3" onblur="CheckAvailSkuThree()" required>
                <div id="SuksesSkuthree">
                  <input type="text" id="hasil_sku3" values="" id="sku_three" style="display:none">
                </div>
              </td>
              <td style="color: #000;"><input type="text" name="kode_produk3" class="form-control" id="kode_produk3"></td>
              <td style="color: #000;"><input type="text" name="nama_produk3" class="form-control" id="nama_produk3"></td>
              <td style="color: #000;"><input type="text" name="jumlah3" class="form-control" id="jumlah3" onkeyup="sum()"></td>
              <td style="color: #000;"><input type="text" name="harga3" class="form-control" id="harga3" onkeyup="sum()">
              <input type="hidden" class="form-control"  name="pajak3" autocomplete="off" id="pajak3"  required>
                <input type="hidden" class="form-control"  name="total_harga3" autocomplete="off" id="total_harga3"  required>
                <input type="hidden" class="form-control"  name="total_semua_harga" autocomplete="off" id="total_semua_harga"  required>
              </td>
            </tr>