Examine source code of Divisor

{
  "theme": {
    "images": {
      "theme_frame": "hddivisor2.jpg"
    },
    "colors": {
      "frame": "#a5665f",
      "tab_background_text": "#ffc9c9"
    }
  },
  "version": "2.0",
  "name": "Divisor",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Divisor” wallpaper. 3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. Wallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/b6fa731db5d4901310d3fed2700595cfaeaa44daa0e2f45b16a01d7fa1e60ff2/http%3A//digitalblasphemy.com/preview.shtml%3Fi=divisor\" rel=\"nofollow\">http://digitalblasphemy.com/preview.shtml?i=divisor</a>"
}