とりあえず、singletonはこんなかんじらしい。 weblogs.macromedia.com/akamijo/archives/2005/12/index.cfm subtech.g.hatena.ne.jp/secondlife/20070219/1171877084 package pattern { public class Singleton { private static var instance:Singleton; public function Singleton(x:PrivateClass) { } public static function getInstance():Singleton { if(Singleton.instance == null) { Singleton.instance = new Singleton(new PrivateClass()); } return Singleton.instance; } } } class PrivateClass {}