Examine source code of BritneyFlux

{
  "theme": {
    "images": {
      "theme_frame": "header6.jpg"
    },
    "colors": {
      "frame": "#969696",
      "tab_background_text": "#969696"
    }
  },
  "version": "2.0",
  "name": "BritneyFlux",
  "manifest_version": 2,
  "description": "This persona matches the layout for the Britney Spears fansite, <a href=\"https://outgoing.prod.mozaws.net/v1/3cdd3384c7d2e1230b87792a9911ad0add9962c7ee2cb4b049324f42111d53d2/http%3A//britneyflux.com\" rel=\"nofollow\">http://britneyflux.com</a>!"
}