content: function init()
  	? "Initializing home_scene"
  	m.top.backgroundURI = ""
  	m.top.backgroundColor = "#2196F3"
  
  	m.category_component = m.top.findNode("category_screen")
  	m.category_component.setFocus(true)
  end function
  
  function onKeyPress(key, press) as boolean
  	? "Event: ", key, press
  	return true
  end function