Examine source code of barcelona2010

{
  "theme": {
    "images": {
      "theme_frame": "barcelona2010.png"
    },
    "colors": {
      "frame": "#e8ed4c",
      "tab_background_text": "#f2d480"
    }
  },
  "version": "2.0",
  "name": "barcelona2010",
  "manifest_version": 2,
  "description": "el mejor equipo"
}