Examine source code of Classic Xfire

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#0b1142",
      "tab_background_text": "#f0e916"
    }
  },
  "version": "2.0",
  "name": "Classic Xfire",
  "manifest_version": 2,
  "description": "Theme based off XFire Classic Theme, a simple blue. The footer is based on the new Xfire 2.0 theme."
}