Examine source code of Africans unite

{
  "theme": {
    "images": {
      "theme_frame": "AFRICANSUNITE54StarsdesignFirefoxbanner-09-2012.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Africans unite",
  "manifest_version": 2,
  "description": "Africans unite!\n<a href=\"https://outgoing.prod.mozaws.net/v1/34747b4d49ad66e9d5f5edc1029390f0daaed5c15c3a17686a7d6fb7b72d1216/http%3A//Facebook.com/AEWorldwide\" rel=\"nofollow\">Facebook.com/AEWorldwide</a>\n<a href=\"https://outgoing.prod.mozaws.net/v1/1b8636d269baf885d5d671919890b590c40c50bc261558208379cddc9c3ac7a2/http%3A//Facebook.com/AEHeadquarters\" rel=\"nofollow\">Facebook.com/AEHeadquarters</a>"
}