anchor.diff:  							<td class="text-center">
   								<button type="submit" class="btn-set btn-primary">Book</button>
   							</td>
  +						<% end %>
   						</tr>
   					<% end %>
   				<% end %>
  -			<% end %>
   
   			</tbody>
   			</table>
  
positive.code: 			</tr>
  			</thead>
  			<tbody>
  
  				<% @windows_needed.each do |window_needed| %>
  				<tr>
  				<% window = Window.find(window_needed) %>
  					<% @tutor_matches.each do |tutor_match| %>
  						<% match = Tutor.find(tutor_match) %>
  						<% if match.windows.include?(window) %>
  							<td>
  								<%= window.name %>
  							</td>
  							<td>
  							<%= match.name %>
  							<%= hidden_field_tag :tutor, match.id %>
  							<%= hidden_field_tag :window, window.id %>
  							</td>
  							<td>
  								<%= match.list_skills %>
  
negative.code: 
  		<p>The following tutors have experience in <strong><%= Appointment.list_skills_in_sentence(@skills_needed) %></strong> and are usually free on <strong><%= Appointment.list_windows_in_sentence(@windows_needed) %></strong>.</p>
  
  			<div class="table-responsive clearfix">
  			<table class="table table-hover">
  			<thead>
  