Examine source code of Gaiaonline rig

{
  "theme": {
    "images": {
      "theme_frame": "july3.jpg"
    },
    "colors": {
      "frame": "#8a3737",
      "tab_background_text": "#bf1515"
    }
  },
  "version": "2.0",
  "name": "Gaiaonline rig",
  "manifest_version": 2,
  "description": "header from gaiaonline"
}