<% if comment.author.nil? -%>
<%= t "note.description.#{comment.event}_at_html", :when => friendly_date(comment.created_at) %>
<% else -%>
<%= t "note.description.#{comment.event}_at_by_html", :when => friendly_date(comment.created_at), :user => note_author(comment.author, :only_path => false) %>
<% end -%>
<%= comment.body %>