Examine source code of Foxstro - Music Fiend

{
  "theme": {
    "images": {
      "theme_frame": "3000x200-rapstro-firefox-dark-header.png"
    },
    "colors": {
      "frame": "#949292",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Foxstro - Music Fiend",
  "manifest_version": 2,
  "description": "Are you a music fiend?  Well this is the firefox persona for you!  Presented by Rapstro, this is our Dark Foxstro skin for your Firefox browser."
}