window.handleEvent(event)
document.handleEvent(event)
layer.handleEvent(event) Element.handleEvent(event)
event
An Event object to be handled.
Whatever value is returned by the event handler that is invoked to handle event.
handleEvent( ) is a method of the Window, Document, and Layer classes and of all HTML elements that support event handlers. When invoked on any object o, handleEvent( ) determines the type of its event argument and passes that Event object to the appropriate handler of o.