anchor.diff:          <% @category_discounts.each do |d| %>
             <tr class="tr-<%= cycle("odd","even") %>">
               <td class="col-1"><%= i+1 %></td>
  -            <td class="col-2"><%= shorten_string(d.name,20) %></td>
  +            <td class="col-2"><%= d.name %></td>
               <td class="col-6"><%= d.discount%> %</td>
             </tr>
             <% i += 1 %>
  
positive.code:         <% @batch_discounts.each do |d| %>
            <tr class="tr-<%= cycle("odd","even") %>">
              <td class="col-1"><%= i+1 %></td>
              <td class="col-2"><%= shorten_string(d.name,20) %></td>
              <td class="col-6"><%= d.discount%> %</td>
            </tr>
            <% i += 1 %>
  
negative.code:         <% @student_discounts.each do |d| %>
            <tr class="tr-<%= cycle("odd","even") %>">
              <td class="col-1"><%= i+1 %></td>
              <td class="col-2"><%= d.name %></td>
              <td class="col-6"><%= d.discount%> %</td>
            </tr>
            <% i += 1 %>
  