Examine source code of StickFox

{
  "theme": {
    "images": {
      "theme_frame": "PersonaFoxTop.png"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#f58608"
    }
  },
  "version": "2.0",
  "name": "StickFox",
  "manifest_version": 2,
  "description": "The cavemen gather around and predict Firefox 3.6 as the best browser ever."
}