Examine source code of Dotndot.com

{
  "theme": {
    "images": {
      "theme_frame": "dotndot.jpg"
    },
    "colors": {
      "frame": "#333131",
      "tab_background_text": "#363535"
    }
  },
  "version": "2.0",
  "name": "Dotndot.com",
  "manifest_version": 2,
  "description": "Creative Web Design : <a href=\"https://outgoing.prod.mozaws.net/v1/1ce54df91cbd46e0f6542b38f8592a0da09eb33e5642dc7d8e5a88e561c1dd0a/http%3A//www.dotndot.com\" rel=\"nofollow\">http://www.dotndot.com</a>"
}