Examine source code of Ipods nano

{
  "theme": {
    "images": {
      "theme_frame": "ipod_nano.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#eeff00"
    }
  },
  "version": "2.0",
  "name": "Ipods nano",
  "manifest_version": 2,
  "description": "Ipod nano family, apple, macintosh, ipod, mp3 player..."
}