form_remote_tag (ActionView::Helpers::PrototypeHelper)

    # File lib/action_view/helpers/prototype_helper.rb, line 322
          def form_remote_tag(options = {}, &block)
            options[:form] = true

            options[:html] ||= {}
            options[:html][:onsubmit] =
              (options[:html][:onsubmit] ? options[:html][:onsubmit] + "; " : "") +
              "#{remote_function(options)}; return false;"

            form_tag(options[:html].delete(:action) || url_for(options[:url]), options[:html], &block)
          end