Examine source code of Baseball Lover

{
  "theme": {
    "images": {
      "theme_frame": "McCormickFieldJune20072500x200.jpg"
    },
    "colors": {
      "frame": "#474343",
      "tab_background_text": "#961b1b"
    }
  },
  "version": "2.0",
  "name": "Baseball Lover",
  "manifest_version": 2,
  "description": "Asheville Tourists"
}