Examine source code of Electrofly.com V1

{
  "theme": {
    "images": {
      "theme_frame": "electrofly.jpg"
    },
    "colors": {
      "frame": "#690000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Electrofly.com V1",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/dd6c2820c0d37c87116d01515b667d40298a61791838f16e71d67636c5829929/http%3A//Electrofly.com\" rel=\"nofollow\">Electrofly.com</a> V1, night life and entertainment"
}