<div class="widget-body" id="multiplicar">
          <table class="table table-bordered table-striped table-white" id="lol">
            <thead>
              <input  style="background: #ff4841; color: white; border-color: black" type="button" id="btn" name=""value="+" onclick="sumar();"/>
              <input  style="background: #ff4841; color: white; border-color: black" type="button" id="btn2" name=""value="-" onclick="restar();"/>
              <tr>
                <th class="center">No.</th>
                <th><?php echo __("Description"); ?></th>
                <th><?php echo __("Quantity"); ?></th>
                <th><?php echo __("Unit"); ?></th>
                <th><?php echo __("Precio"); ?></th>
                <th><?php echo __("Total"); ?></th>
              </tr>


            </thead>

            <?php for ($i=0; $i<$quantity; $i++) : echo $quantity; ?>



            <?php $n=$i+1; ?>
            <tbody>
              <tr>
                <td class="center"><?php echo $n; ?></td>
                <td><input name="bl_<?php echo $i; ?>" id="bl_<?php echo $i; ?>" type="text" class="span12 inputbox" size="15"></td>
                <td><input name="can_<?php echo $i; ?>" id="1<?php echo $i; ?>" type="text" class="span6 inputbox" size="15" value= 0 onchange="multiplicar()"></td>
                <td>
                  <select name="medida_<?php echo $i; ?>" id="medida_<?php echo $i; ?>" class="selectpicker span9" >
                    <option value="PZA">PZA</option>
                    <option value="KGS">KGS</option>
                    <option value="CJA">CJA</option>
                    <option value="PAQ">PAQ</option>
                    <option value="MTS">MTS</option>
                    <option value="SERV">SERV</option>
                  </select>
                </td>

                 <td><input name="dp_<?php echo $i; ?>" id="2<?php echo $i; ?>" type="text" class="span6 inputbox" size="15" value= 0 onclick="multiplicar()" ></td>

                 <td><input  name="to_<?php echo $i; ?>" id="3<?php echo $i; ?>" type="text" class="span6 inputbox" size="15" ></td>



              </tr>
            </tbody>
            <?php endfor; ?>