anchor.diff:                  <% end %>
                 <% end %>
                 <%# Delete button %>
  -              <% if can? :delete, marker %>
  +              <% if showActions %>
                   <button data-marker-id="<%= marker.id %>" name="delete_marker" class="btn btn-danger btn-xs display-item outline_on">
                     <i class="fa fa-times" title="Delete"></i> <span class="sm-hidden">Delete</span>
                   </button>
  
positive.code:     </tbody>
    </table>
  </div>
  
negative.code:               <input name="offset_<%= marker.id %>" type="text" class="form-control edit-item outline_on" value="<%= pretty_time(marker.start_time) %>">
              </td>
              <td class="text-right" id="popover-container-<%= marker.id %>">
                <% if showActions %>
                  <%# Edit button %>
                  <%= button_tag name: 'edit_marker', class:'btn btn-default btn-xs edit_marker display-item outline_on', type: 'button' do %>
                    <i class="fa fa-edit" title="Edit"></i> <span class="sm-hidden">Edit</span>
  