def list
    #code.....
    reponse_type
  end


  private

  # Pick xhr or rhtml
  def reponse_type
    respond_to do |format|
      format.js   {} # show <action>.js
      format.xml  {} # show <action>.rxml
      format.html {render :text => (request.xhr?).to_s} # show <action>.rhtml
      # allways renders html
    end
  end