Examine source code of MajorLeagueDriving

{
  "theme": {
    "images": {
      "theme_frame": "MLD2500test1.JPG"
    },
    "colors": {
      "frame": "#0c13e6",
      "tab_background_text": "#f20c0c"
    }
  },
  "version": "2.0",
  "name": "MajorLeagueDriving",
  "manifest_version": 2,
  "description": "MLD - Major league driving <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/8821aa1c6bfea6b482e5e39fb60541f812400cea9a042ebb5750c33273bbb6d0/http%3A//majorleaguedriving.net/index.html\">http://majorleaguedriving.net/index.html</a>"
}