Updated permissions for deletion and styling for hidden items

app/views/certifications/index.html.erb

@@ -6,7 +6,7 @@
 <% @certifications.each do |certification| %>
   <li><%= link_to certification.name, certification %>
   <% if can? :update, certification %> | <%= link_to 'Edit', edit_certification_path(certification) %><% end %>
-  <% if can? :delete, certification %> | <%= link_to 'Destroy', certification, :confirm => 'Are you sure?', :method => :delete %><% end %>
+  <% if can? :destroy, certification %> | <%= link_to 'Destroy', certification, :confirm => 'Are you sure?', :method => :delete %><% end %>
   </li>
 <% end %>
 </ul>

app/views/user_certifications/show.html.erb

@@ -21,5 +21,5 @@
 <%= link_to 'Edit', edit_user_certification_path(@user_certification) %> |
 <%= link_to 'Back', user_certifications_path %>
 <p>
-<%= link_to 'Destroy', @user_certification, :confirm => "Are you sure you want to destroy this user's certification?", :method => :delete %>
+<%= link_to 'Destroy', @user_certification, :confirm => "Are you sure you want to destroy this user's certification?", :method => :delete if can? :destroy, @user_certification %>
 </p>

app/views/users/index.html.erb

@@ -31,7 +31,7 @@
   
 <% if !@users.blank? %>
   <% @users.each do |user| %>
-  <tr>
+  <tr<%= " class='hidden'" if user.hidden? %>>
     <td><%= link_to user.name, user %></td>
     <% if current_user.admin? then %><td><%= user.email %></td><% end %>
     <td><% user.certifications.each do |c| %>