Examine source code of Summer Fun

{
  "theme": {
    "images": {
      "theme_frame": "SummersFunH.jpg"
    },
    "colors": {
      "frame": "#0099ff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Summer  Fun",
  "manifest_version": 2,
  "description": "summer, sky, lake, bridge, sun, ducks, kites, dragonflies, flowers, happy, fun, chicks, My wallpaper to match is at: <a href=\"https://outgoing.prod.mozaws.net/v1/2d569a46b57904d975261a5dd5ffd12432ba2f068c0c2dcdda74b4b489d299d8/http%3A//nature.desktopnexus.com/wallpaper/942363/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/942363/</a>"
}