Examine source code of big eye

{
  "theme": {
    "images": {
      "theme_frame": "bannereye.jpg"
    },
    "colors": {
      "frame": "#00a6ff",
      "tab_background_text": "#eff0e8"
    }
  },
  "version": "2.0",
  "name": "big eye",
  "manifest_version": 2
}