select_year (ActionView::Helpers::DateHelper)

    # File lib/action_view/helpers/date_helper.rb, line 530
          def select_year(date, options = {})
            val = date ? (date.kind_of?(Fixnum) ? date : date.year) : ''
            if options[:use_hidden]
              hidden_html(options[:field_name] || 'year', val, options)
            else
              year_options = []
              y = date ? (date.kind_of?(Fixnum) ? (y = (date == 0) ? Date.today.year : date) : date.year) : Date.today.year

              start_year, end_year = (options[:start_year] || y-5), (options[:end_year] || y+5)
              step_val = start_year < end_year ? 1 : -1
              start_year.step(end_year, step_val) do |year|
                year_options << ((val == year) ?
                  %(<option value="#{year}" selected="selected">#{year}</option>\n) :
                  %(<option value="#{year}">#{year}</option>\n)
                )
              end
              select_html(options[:field_name] || 'year', year_options, options)
            end
          end