Andrew Hobson Tab Nav Helper.rb

def layout_link_to(link_text, path)
  curl = url_for(:controller => request.path_parameters['controller'],
                        :action => request.path_parameters['action'])
  html = ''
  options = path == curl ? {:class => 'current'} : {}
  html << content_tag("li", link_to(link_text, path, options))
end