问Rails AJAX UJS问题

EN

 <% link_to about_path, :remote => true do %>
        About Us<span>Who we are</span>
  <% end %>


  def about
    render :update do |page|
      page[:content].replace_html :partial => 'dashboard/about'
    end
  end

<a href="/about" data-remote="true">                About Us<span>Who we are</span> 
</a>

<%= link_to 'something, something_path, :remote=true %> 

def something 
render :update do |page|
page[test].visual_effect :blind_up
end