Examine source code of Green Cat Eyes

{
  "theme": {
    "images": {
      "theme_frame": "2GREENCATEYESheader.jpg"
    },
    "colors": {
      "frame": "#1c4217",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Green Cat Eyes",
  "manifest_version": 2,
  "description": "Works best with  XP at 1280 x 1024 res. \n\nBookmark Toolbar checked. Also using Stumble toolbar."
}