Examine source code of Its a green world

{
  "theme": {
    "images": {
      "theme_frame": "grass.header.jpg"
    },
    "colors": {
      "frame": "#11c223",
      "tab_background_text": "#64e871"
    }
  },
  "version": "2.0",
  "name": "Its a green world",
  "manifest_version": 2,
  "description": "Promote a green world, let your creativity flow and grow with a earth friendly green browser! Support eco-friendly living and go solar, convert your car to a hydrogen/gas hybrid.  DIY healthy lifestyle :]"
}