second attempt of making favorite people view sortable

app/views/favorites/people.html.erb

@@ -27,9 +27,10 @@
 <table>
   <tr>
     <th>Thumb</th>
-    <th><%= link_to "First Name", :sort => "first_name" %></th>
-    <th><%= link_to "Last Name", :sort => "last_name" %></th>
-    <th><%= link_to "Registration Date", :sort => "created_at" %></th>
+    <th><%= sortable "First Name", "first_name" %></th>
+    <th><%= sortable "Last Name", "last_name" %></th>
+    <th><%= sortable "Registration Date", "created_at" %></th>
+    <th>Del</th>
   </tr>
   <% for person in @favorite_people %>
     <tr>
@@ -51,6 +52,9 @@
       <td>
         <%= person['created_at'] %>
       </td>
+      <td>
+        <%= link_to "X", {:action => "delete_person", :tiss_id => person['tiss_id']}, :method => 'delete' %>
+      </td>
     </tr>
   <% end %>
 </table>