Examine source code of tokyoThinker

{
  "theme": {
    "images": {
      "theme_frame": "thinker.jpg"
    },
    "colors": {
      "frame": "#2299cc",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "tokyoThinker",
  "manifest_version": 2,
  "description": "The Thinker at the Museum of Western Art in Tokyo"
}