content: sub init()
    m.deviceInfo = CreateObject("roDeviceInfo")
  
    initRouter()
  
    m.global.router.callFunc("navigateTo", "start_page")
  end sub
  
  sub initRouter()
    deviceInfo = CreateObject("roDeviceInfo")
    m.global.update({
      router: m.top.findNode("router")
      screenSize: deviceInfo.GetDisplaySize()
    }, true)
  end sub
  