anchor.diff:        elsif browser.bot?
           css = MO.default_theme
         else
  -        if MO.themes.member?(controller.action_name)  ##what does this do?
  +        if MO.themes.member?(controller.action_name) ##what does this do?
             css = controller.action_name
           else
             if !@user.nil?
  
positive.code:             </p>
          <% end %>
        </div>
      </div> <!--END NAVIGATION -->
  
      <div class="col-md-10"> <!--SEARCH BAR-->
        <div id="search_bar_row" class="row">
  
negative.code:   <title><%= :app_title.l %>: <%= @title.nil? ? controller.action_name : @title.strip_html.html_safe %></title>
    <link rel="SHORTCUT ICON" href="http://mushroomobserver.org/favicon.ico"/>
    <% if @canonical_link %>
        <link rel="canonical" href="<%= escape_once(@canonical_link) %>"/>
    <% end %>
    <%= csrf_meta_tag %>
    <meta property="og:image" content="http://mushroomobserver.org/images/facebook_icon.png"/>
    <meta property="og:title" content="Mushroom Observer"/>
    <meta property="og:description" content="Mushroom Observer is a forum where amateur and professional mycologists can come together and celebrate their common passion for mushrooms by discussing and sharing photos of mushroom sightings from around the world."/>
    <%= javascript_include_tag("jstz.min") %>
    <%= javascript_tag('try { document.cookie = "tz=" + jstz.determine().name() } catch(err) {}') %>
    <%= javascript_tag('var CSRF_TOKEN = "' + form_authenticity_token + '";') %>
  