Examine source code of BUGGY ROLLIN shadow

{
  "theme": {
    "images": {
      "theme_frame": "navi-fire-fox-blue-head-3.jpg"
    },
    "colors": {
      "frame": "#02093d",
      "tab_background_text": "#b7d7f7"
    }
  },
  "version": "2.0",
  "name": "BUGGY ROLLIN shadow",
  "manifest_version": 2,
  "description": "night blue shadow for the rollerman knight !"
}