Examine source code of Athletics Baseball

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#163b16",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Athletics Baseball",
  "manifest_version": 2,
  "description": "Oakland A's persona for my friends. ;) They are doing well this year (2013) Keep it in the Bay! Good Luck to the A's!"
}