Examine source code of Patatine

{
  "theme": {
    "images": {
      "theme_frame": "patatine.jpg"
    },
    "colors": {
      "frame": "#fa0505",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Patatine",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/1b51f3f7a0b9508129bfd96415a984229117cd2e21754509f86dc57784e9b1bc/http%3A//www.the-sanctuary.eu/portal.php\" rel=\"nofollow\">http://www.the-sanctuary.eu/portal.php</a>"
}