Not able to submit the form via submit_tag without refreshing the page after adding will_paginate gem

I am using Rails 4 and added a will_paginate gem. After adding this gem , submit button needs page refreshment to submit the form. Please help

template file

<%= form_tag update_multiple_orders_path, method: :put do %>
<tbody>
    <% @orders.each do |order| %>
  <tr>
    <td><%= order.user.name %></td>

    <td><%= order.total_items %></td>
    <td>Rs. <%= order.price %></td>
    <td><%= order.contact_no %></td>
    <td><%= order.delivery_address %>, <%= order.state %>, <%= order.country %>-<%= order.pincode %></td>
    <td><%= link_to image_tag('menu_img/view.png'), order_items_path(order)%></td>
    <td><%=check_status(order.id,order.status)%></td>
    <%= fields_for "orders[]", order do |fields| %>
            <td><%= fields.check_box :status  %></td>

      <%end%>


  </tr>
<% end %>
</tbody>
</table>
<div style="text-align:right;padding: 5px 5px 5px 5px "><%=submit_tag 'Change status' %></div>
<%end%><!--end form_tag-->

controller file

def update_multiple

 orders= Order.update(params[:orders].keys,params[:orders].values)
 orders.each do |order|
  order.save
 end
 respond_to do |format|
  format.html { redirect_to orders_path }
  format.json { head :no_content }
  end
end