anchor.diff:  <table class="table table-striped">
     <thead>
       <tr>
  -   	  <th>#</th>
      	  <th>Product</th>
      	  <th>Price</th>
      	  <th>Size (cm)</th>
  
positive.code:   <%total_qty=0%>
    <%@items.each do |item|%>
     <tr>
     	  <td><%= item[0].id %></td>
     	  <td><b><%= item[0].title %></b></td>
     	  <td><%= item[0].price %> $</td>
     	  <td><%= item[0].size %></td>
  
negative.code:    <%total_qty +=item[1].to_i%>
    <% end %>
     <tr>
     		<td></td>
     		<td><b>Total price: <%= total_price %>$</b></td>
     		<td></td>
  