Examine source code of Angel Fish

{
  "theme": {
    "images": {
      "theme_frame": "angelfish.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Angel Fish",
  "manifest_version": 2,
  "description": "FireFox persona Angel Fish, A underwater scene of angel fish. Created by Michael E Herndon, Thamyris, Thamyris71, MEH Designs."
}