Examine source code of The Rusty Boys

{
  "theme": {
    "images": {
      "theme_frame": "rustyboys22.jpg"
    },
    "colors": {
      "frame": "#eb1a1a",
      "tab_background_text": "#ffc800"
    }
  },
  "version": "2.0",
  "name": "The Rusty Boys",
  "manifest_version": 2,
  "description": "Seamus, Dan, Doris and John"
}