anchor.diff:                  <input form='friend' type='hidden' name='_method' value='patch'>
                   <input form='friend' type='hidden' name='message_id' value='<%= message.id %>'>
                   <input form='friend' type='hidden' name='sender_id' value='<%= message.sender_id %>'>
  -                <input form='friend' class='btn btn-xs btn-info' type='submit' value='Friend'>
  +                <input form='friend' class='btn btn-xs btn-info' type='submit' value='friend'>
                 </form>
               </td>
             </tr>
           <% end %>
  -      </form>
  +        <form id='delete-selected' method='post' action='/messages/delete'>
  +          <input type='hidden' name='_method' value='delete'>
  +        </form>
         <% end %>
     </table>
       <% if @messages.empty? %>
       <br>
  -      <span>You have no messages.</span>
  +      <span>you have no messages.</span>
       <% end %>
   </div>
  
positive.code: <div class='outer content-box'>
    <h3><strong>inbox</strong></h3>
    <form id='delete-selected' method='post' action='/messages/delete'>
      <input type='hidden' name='_method' value='delete'>
      <input form='delete-selected' class='btn btn-xs btn-danger' type='submit' value='delete selected'><br><br>
    <table class='table-striped' width='700px'>
      <tr>
        <th class='check'></th>
  
negative.code:       <th class='action'></th>
      </tr>
        <% @messages.each do |message| %>
          <% if message.content == "share recipe" %>
            <tr>
              <td class='check'><input form='delete-selected' type='checkbox' name='message_ids[]' value='<%= message.id %>'></td>
              <td class='date'><%= message.created_at.strftime("%D~%H:%M") %></td>
              <td class='from'><a class='btn btn-link' href=/friends/<%= message.sender_id %>'><%= message.sender.username %></a></td>
              <td class='title'><a class='btn btn-link' href=/recipes/<%= message.recipe_id %>'><%= message.recipe_name_short %></a></td>
              <td class='action'>
                <% if !owned_recipe?(message.recipe) %>
                  <form id='save' method='post' action='/recipes/<%= message.recipe_id %>/save'>
                    <input form='save' type='hidden' name='_method' value='patch'>
                    <input form='save' type='hidden' name='recipe_id' value='<%= message.recipe_id %>'>
                    <input form='save' type='hidden' name='message_id' value='<%= message.id %>'>
                    <input form='save' class='align-right btn btn-xs btn-success' type='submit' value='save'>
                  </form>
                <% end %>
              </td>
            </tr>
          <% elsif message.content == "friend request" %>
            <tr>
              <td class='check'><input form ='delete-selected' type='checkbox' name='message_ids[]' value='<%= message.id %>'></td>
              <td class='date'><%= message.created_at.strftime("%D~%H:%M") %></td>
  