Examine source code of Ducks on Ice

{
  "theme": {
    "images": {
      "theme_frame": "DucksonIceH.jpg"
    },
    "colors": {
      "frame": "#5ec5eb",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Ducks on Ice",
  "manifest_version": 2,
  "description": "blue, sky,  autumn, birds, clouds, cold, fall, ice, pond, sky, snow, trees, winter, freeze, icy,\n\nDesigned by MaDonna\n\nMy wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/c37f119d8a980504aee6522f418cc88cf168ec250a4faa386c64248bc84ead85/http%3A//animals.desktopnexus.com/wallpaper/1199423/\" rel=\"nofollow\">http://animals.desktopnexus.com/wallpaper/1199423/</a>"
}