Examine source code of Windows XP Blue Luna

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows XP Blue Luna",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top",
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(245, 244, 239)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(243, 223, 223)",
      "tab_background_text": "rgb(255, 252, 252)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgba(0, 0, 0, 0)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(0, 0, 0)",
      "icons_attention": "rgb(46, 211, 49)",
      "popup_border": "rgb(0, 0, 0)",
      "tab_loading": "rgb(46, 211, 49)",
      "tab_selected": "rgb(245, 244, 239)",
      "toolbar_bottom_separator": "rgb(145, 155, 156)",
      "toolbar_field_border_focus": "rgb(138, 173, 228)",
      "toolbar_field_border": "rgb(127, 157, 185)",
      "toolbar_field_highlight": "rgb(49, 106, 197)",
      "toolbar_top_separator": "rgba(0, 0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f9defa41-cff1-446b-865f-80f31d1859ab}"
    }
  }
}