MACROMEDIA FLASH 8-COMPONENTS LANGUAGE Reference page 1361

Description
Method; unregisters a listener object from a component instance that is broadcasting an
event. This method overrides the event found
EventDispatcher.removeEventListener()
in the EventDispatcher base class.
UIEventDispatcher.unload
Availability
Flash Player 6 (6.0.79.0).
Edition
Flash MX Professional 2004.
Usage
listenerObject = new Object();
listenerObject.unload = function(eventObject){
// Insert your code here.
}
componentInstance.addEventListener("unload", listenerObject)
Description
Event; broadcast to all registered listeners when a component is unloaded from Flash Player.
When the event is triggered, it automatically passes an event object ( ) to the
eventObject
handler. Each event object has properties that contain information about the event. You can
use these properties to write code that handles the event.
UIEventDispatcher.unload 1357