     enableConfirmQuit: config.get 'poi.confirm.quit', false
     enableDoubleTabbed: config.get 'poi.tabarea.double', false
     enableNotify: config.get 'poi.notify.enabled', true
-    enableNotifySound: config.get 'poi.notify.sound', true
+    notifyVolume: config.get 'poi.notify.volume', true
     mapStartCheckShip: config.get 'poi.mapstartcheck.ship', false
     freeShipSlot: config.get 'poi.mapstartcheck.freeShipSlot', 4
     mapStartCheckItem: config.get 'poi.mapstartcheck.item', true

    config.set 'poi.notify.enabled', !enabled
    @setState
      enableNotify: !enabled
  handleSetNotifySound: ->
    enabled = @state.enableNotifySound
    config.set 'poi.notify.sound', !enabled
    @setState
      enableNotifySound: !enabled
  handleSetMapStartCheckShip: ->
    enabled = @state.mapStartCheckShip
    config.set 'poi.mapstartcheck.ship', !enabled

            </Button>
          </Col>
          <Col xs={6}>
            <OverlayTrigger placement='top' overlay={
                <Tooltip>音量 <strong>{parseInt(@state.notifyVolume * 100)}%</strong></Tooltip>
              }>
              <Input type="range" ref="notifyVolume" onInput={@handleChangeNotifyVolume}
                min={0.0} max={1.0} step={0.05} defaultValue={@state.notifyVolume} />
            </OverlayTrigger>
          </Col>
        </Grid>
      </div>
