interface Node { readonly attribute unsigned short nodeType; }; interface EventTarget { void addEventListener(DOMString type, EventListener listener, boolean useCapture); }; Node implements EventTarget; interface Node { readonly attribute unsigned short nodeType; }; readonly attribute unsigned short nodeType; interface EventTarget { void addEventListener(DOMString type, EventListener listener, boolean useCapture); }; void addEventListener(DOMString type, EventListener listener, boolean useCapture); Node implements EventTarget;