           {
             if @state.isLogin
               options = []
+              options.push(
+                <option key={-1} value={-1}>
+                  {__ 'Default poi: Reset to default audio poi'}
+                </option>
+              )
               options.push(
                 <option key={0} value={0}>
                   {__ 'Current secretary'}: { if @state.fleetSecretary && window.$ships[@state.fleetSecretary]? then window.i18n.resources.__ window.$ships[@state.fleetSecretary].api_name else __ 'Unknown' }


    ###*
     * Update notification config using audio of ship
     * @param {number} ship id in window.$ships
     ###
    updateNotifyConfig: (ship_id) ->
      return unless ship_id > 0
      server = SERVERS[(ship_id + SERVER_NONCE) % SERVERS.length]
      filename = @state.shipgraph[ship_id]?.api_filename
      return unless server
      return unless filename
      audio_constr = "http://#{server}/kcs/sound/kc#{filename}/5.mp3"
      audio_expedi = "http://#{server}/kcs/sound/kc#{filename}/7.mp3"
      audio_repair = "http://#{server}/kcs/sound/kc#{filename}/6.mp3"
      audio_morale = "http://#{server}/kcs/sound/kc#{filename}/27.mp3"
      config.set('poi.notify.construction.audio', audio_constr)
      config.set('poi.notify.expedition.audio', audio_expedi)
      config.set('poi.notify.repair.audio', audio_repair)
      config.set('poi.notify.morale.audio', audio_morale)

    handleShipChange: (e) ->
      ship_id = parseInt(e.target.value)

  defaultLocale: 'zh-CN',
  directory: join(__dirname, 'i18n'),
  updateFiles: false,
  extension: '.json'
window.i18n.secretary.setLocale(window.language)
__ = window.i18n.secretary.__.bind(window.i18n.secretary)
