Examine source code of Lay us an egg.

{
  "theme": {
    "images": {
      "theme_frame": "chickencoop-top.jpg"
    },
    "colors": {
      "frame": "#966003",
      "tab_background_text": "#050505"
    }
  },
  "version": "2.0",
  "name": "Lay us an egg.",
  "manifest_version": 2,
  "description": "My little red hen. \nWell, one of them...\nPicture taken about 2005. She was quite the prolific egg-layer back then!\nSadly she was hen-napped by a fox (a firefox?) two years ago."
}