Examine source code of Springwood

{
  "theme": {
    "images": {
      "theme_frame": "springwood_h.jpg"
    },
    "colors": {
      "frame": "#f0f024",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Springwood",
  "manifest_version": 2,
  "description": "Persona version of my \"Springwood\" wallpaper.  Preview at <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/892e044c8505dccd3a8e49983744c092cfcc0651334e59fd8c2b9055d54a1ac6/http%3A//www.digitalblasphemy.com/preview.shtml%3Fi=springwood&amp;t=Springwood\">http://www.digitalblasphemy.com/preview.shtml?i=springwood&amp;t=Springwood</a>"
}