Examine source code of Superman Returns

{
  "theme": {
    "images": {
      "theme_frame": "supermanreturns_headercopy.jpg"
    },
    "colors": {
      "frame": "#731d1d",
      "tab_background_text": "#731d1d"
    }
  },
  "version": "2.0",
  "name": "Superman Returns",
  "manifest_version": 2,
  "description": "tribute to Bryan Singer's Superman Returns"
}