# File lib/active_merchant/billing/gateways/usa_epay.rb, line 14
      def self.new(options={})
        unless options.has_key?(:software_id) || options.has_key?(:live_url)
          UsaEpayTransactionGateway.new(options)
        else
          UsaEpayAdvancedGateway.new(options)
        end
      end