Examine source code of Windows XP Silver Luna

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows XP Silver Luna",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(247, 247, 247)",
      "toolbar_text": "rgb(15, 15, 15)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(167, 168, 172)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(0, 0, 0)",
      "popup_border": "rgb(0, 0, 0)",
      "tab_loading": "rgb(26, 160, 29)",
      "tab_selected": "rgb(233, 234, 239)",
      "toolbar_bottom_separator": "rgb(148, 153, 156)",
      "toolbar_field_border": "rgb(127, 156, 190)",
      "toolbar_field_highlight_text": "rgb(0, 0, 0)",
      "toolbar_field_highlight": "rgb(178, 180, 192)",
      "toolbar_field_separator": "rgb(127, 156, 190)",
      "toolbar_field_text_focus": "rgb(0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d1a2252b-2779-413b-ab0d-ca8d1fdb63aa}"
    }
  }
}