Examine source code of Green4live

{
  "theme": {
    "images": {
      "theme_frame": "Unbenannt.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Green4live",
  "manifest_version": 2,
  "description": "the wallpaper\n\n<a href=\"https://outgoing.prod.mozaws.net/v1/14beb47835e3fd367819335bc557e0b628b034039ab364b25874ada0d8dee097/http%3A//images.alphacoders.com/220/220093.jpg\" rel=\"nofollow\">http://images.alphacoders.com/220/220093.jpg</a>"
}