    # File lib/action_view/helpers/date_helper.rb, line 346
          def select_second(datetime, options = {}, html_options = {})
            val = datetime ? (datetime.kind_of?(Fixnum) ? datetime : datetime.sec) : ''
            if options[:use_hidden]
              options[:include_seconds] ? hidden_html(options[:field_name] || 'second', val, options) : ''
            else
              second_options = []
              0.upto(59) do |second|
                second_options << ((val == second) ?
                  content_tag(:option, leading_zero_on_single_digits(second), :value => leading_zero_on_single_digits(second), :selected => "selected") :
                  content_tag(:option, leading_zero_on_single_digits(second), :value => leading_zero_on_single_digits(second))
                )
                second_options << "\n"
              end
              select_html(options[:field_name] || 'second', second_options.join, options, html_options)
            end
          end