Examine source code of Pori Jazz 2010

{
  "theme": {
    "images": {
      "theme_frame": "jazzheader2.4.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Pori Jazz 2010",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/80d2b2abafa8f17eb4bcecb11d1d4bafa467b382f3adb381d226c10443cb2c7b/http%3A//porijazz.fi/en\" rel=\"nofollow\">porijazz.fi/en</a>"
}