Examine source code of Formula1 Start Racing

{
  "theme": {
    "images": {
      "theme_frame": "f1a.jpg"
    },
    "colors": {
      "frame": "#a1a1a1",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Formula1 Start Racing",
  "manifest_version": 2,
  "description": "Ferrari, McLaren Mercedes, Renault, Red Bull, BMW, Sebastian Vettel, Mark Webber, Michael Schumacher, Felipe Massa, Fernando Alonso, Lewis Hamilton, F1 Team"
}