Examine source code of Chuckanut Ridge

{
  "theme": {
    "images": {
      "theme_frame": "CRH.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Chuckanut Ridge",
  "manifest_version": 2,
  "description": "mountain, snow, mist, fog, trees, forest. This is a photo I took, is copyrighted and not to be modified in any way. I also have a desktop to match at: <a href=\"https://outgoing.prod.mozaws.net/v1/1456bad6ca5ad8a02ac20a26fe9441e6cfce3fe76c1809b145ee9e54525570a0/http%3A//nature.desktopnexus.com/wallpaper/558890/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/558890/</a>"
}