Examine source code of Prismatic Pool

{
  "theme": {
    "images": {
      "theme_frame": "hdpool.jpg"
    },
    "colors": {
      "frame": "#566973",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Prismatic Pool",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Prismatic Pool\". 3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. Wallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/c7380e0bbf3749db6524c2248acb88e680f3d36e98996a8791796d402dd961d1/http%3A//digitalblasphemy.com/preview.shtml%3Fi=prismaticpool3\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=prismaticpool3</a>"
}