Examine source code of Under Bridge

{
  "theme": {
    "images": {
      "theme_frame": "UnderBridge01h.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Under Bridge",
  "manifest_version": 2,
  "description": "Underneath a bridge in OR.  Original photo <a href=\"https://outgoing.prod.mozaws.net/v1/e84492f8faa1942b9c140b592621d03ce7bf4bd4f4a53f2523c49bed79b1aa29/http%3A//jellinn.zenfolio.com/galleries/textures/hd383ab%23hd383ab\" rel=\"nofollow\">http://jellinn.zenfolio.com/galleries/textures/hd383ab#hd383ab</a>"
}