Examine source code of Dalmatians

{
  "theme": {
    "images": {
      "theme_frame": "headerdalmatas.jpg"
    },
    "colors": {
      "frame": "#990100",
      "tab_background_text": "#990100"
    }
  },
  "version": "2.0",
  "name": "Dalmatians",
  "manifest_version": 2,
  "description": "Cute Dalmatians on Firefox."
}