Flash Player 6.
my_txt.addListener(newListener)
newListener An object with the events onChanged and onScroller notifications.
Nothing.
Method; registers an object to receive event notifications. When the onChanged or onScroller event occurs, the TextField.onChanged and TextField.onScroller events are invoked, followed by the onChanged and onScroller methods of listening objects registered with addListener. Multiple objects may listen for change notifications. If the listener newListener is already registered, no change occurs.