Examine source code of heading out surf

{
  "theme": {
    "images": {
      "theme_frame": "ioheader.jpg"
    },
    "colors": {
      "frame": "#808080",
      "tab_background_text": "#ff7700"
    }
  },
  "version": "2.0",
  "name": "heading out surf",
  "manifest_version": 2,
  "description": "a black and white photo of myself heading out to surf, that is mirrored several times. The orange font is to match the firefox mascouts hair."
}