= ontology_nav parent, :comments if respond_to?(:parent)

%p

= pluralize(collection.count, 'Comment')

.comments

%ol

= render collection

- if can? :create, parent.comments.build

= render :partial => 'form'

- else

%p

Please

= link_to "log in", :new_user_session

or

= link_to "register", :new_user_registration

to write a comment.