Examine source code of Killzone 3 PS3

{
  "theme": {
    "images": {
      "theme_frame": "FirefoxKillzone3Persona.jpg"
    },
    "colors": {
      "frame": "#fc0303",
      "tab_background_text": "#fc5705"
    }
  },
  "version": "2.0",
  "name": "Killzone 3 PS3",
  "manifest_version": 2,
  "description": "This is my first persona.  I hope you all like it."
}