Examine source code of House Lizard

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#b09292",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "House Lizard",
  "manifest_version": 2,
  "description": "Convey your love to this amazing creature. Wear this skin to your Firefox browser and let the lizard at your home see this when you are at work. Every creation of god is amazing."
}