Examine source code of Crossbreed Planet

{
  "theme": {
    "images": {
      "theme_frame": "hh.jpg"
    },
    "colors": {
      "frame": "#f0dd0e",
      "tab_background_text": "#050000"
    }
  },
  "version": "2.0",
  "name": "Crossbreed Planet",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/96edfd13c728e0c335376da79a2771392d65c60b3131729b724e094fb7bb889c/http%3A//www.crossbreedplanet.com/\" rel=\"nofollow\">http://www.crossbreedplanet.com/</a>"
}