Examine source code of NinjaVideo.Net

{
  "theme": {
    "images": {
      "theme_frame": "firefox_header3.jpg"
    },
    "colors": {
      "frame": "#636363",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "NinjaVideo.Net",
  "manifest_version": 2,
  "description": "This is a <a href=\"https://outgoing.prod.mozaws.net/v1/641c5d99c9f88d4c57a97c75910617cc9c844174142cef7af541666dac4c5d69/http%3A//Ninjavideo.Net\" rel=\"nofollow\">Ninjavideo.Net</a> Official Persona!"
}