Examine source code of African zebra

{
  "theme": {
    "images": {
      "theme_frame": "Safari_top.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "African zebra",
  "manifest_version": 2,
  "description": "I take the photo in Zimbabwe ;-).\nMore African photos you can find on my flickr account:\n<a href=\"https://outgoing.prod.mozaws.net/v1/87c3caba84fcdcc08a46b89219ab44637c23ee715278d9c6f19a0160894e8fa3/http%3A//www.flickr.com/photos/28011921%40N08/sets/72157605796204735/\" rel=\"nofollow\">http://www.flickr.com/photos/28011921@N08/sets/72157605796204735/</a>"
}