fixes #2422

app/views/posts/partials/show/_favorite_groups.html.erb

@@ -1,6 +1,6 @@
 <div id="favgroup-nav">
   <ul>
-    <% post.favorite_groups.each do |favgroup| %>
+    <% post.favorite_groups(active_id=params[:favgroup_id]).each do |favgroup| %>
       <li>
         <% klass = "active" if favgroup.id == params[:favgroup_id].to_i %>
 

app/views/posts/partials/show/_nav_links.html.erb

@@ -8,7 +8,7 @@
       <%= render "posts/partials/show/pools", :post => post %>
     <% end %>
 
-    <% if post.favorite_groups.any? %>
+    <% if post.favorite_groups(active_id=params[:favgroup_id]).any? %>
       <%= render "posts/partials/show/favorite_groups", :post => post %>
     <% end %>
   </div>