-<h4 id="comment<%= diary_comment.id %>"><%= t('diary_entry.diary_comment.comment_from', :link_user => (link_to h(diary_comment.user.display_name), :controller => 'user', :action => 'view', :display_name => diary_comment.user.display_name), :comment_created_at => l(diary_comment.created_at)) %></h4>
+<%= user_thumbnail diary_comment.user %>
+<h4 id="comment<%= diary_comment.id %>"><%= raw(t('diary_entry.diary_comment.comment_from', :link_user => (link_to h(diary_comment.user.display_name), :controller => 'user', :action => 'view', :display_name => diary_comment.user.display_name), :comment_created_at => l(diary_comment.created_at, :format => :friendly))) %></h4>