# File lib/action_view/helpers/url_helper.rb, line 84
      def button_to(name, options = {}, html_options = nil)
        html_options = (html_options || {}).stringify_keys
        convert_boolean_attributes!(html_options, %w( disabled ))
        convert_confirm_option_to_javascript!(html_options)
        url, name = options.is_a?(String) ? 
          [ options,  name || options ] :
          [ url_for(options), name || url_for(options) ]
        html_options.merge!("type" => "submit", "value" => name)
        "<form method=\"post\" action=\"#{h url}\" class=\"button-to\"><div>" +
          tag("input", html_options) + "</div></form>"
      end