Examine source code of Great Wall

{
  "theme": {
    "images": {
      "theme_frame": "China2008318personaheader.jpg"
    },
    "colors": {
      "frame": "#2832a6",
      "tab_background_text": "#364963"
    }
  },
  "version": "2.0",
  "name": "Great Wall",
  "manifest_version": 2,
  "description": "the Great Wall is inspiring on so many levels"
}