interface Document : Node {

    Element? getElementById(DOMString id);
    Element? querySelector(DOMString selectors);
    ArrayFromVector getElementsByTagName(DOMString tagName);
    ArrayFromVector querySelectorAll(DOMString selectors);
    Element createElement(DOMString tagName);

    readonly attribute DOMString compatMode;
    readonly attribute DocumentType? doctype;

    readonly attribute HTMLElement? body;

}