[ZergMaster]

button1.addEventListener(MouseEvent.CLICK, buttonHandler);
stage.addEventListener(KeyboardEvent.KEY_UP, keyBoardHandler);
 
function keyBoardHandler(event:KeyboardEvent):void 
{
        if (event.keyCode == KeyCode.ENTER)
            buttonHandler();
}
 
function buttonHandler(event:MouseEvent=null):void
{
        trace('кнопка нажата');
}