codice:MovieClip.prototype.retrieveName = function() { var url = this._url; var local = (url.indexOf("\\") > -1) if(local){ var ini = url.lastIndexOf("\\") + 1; } else { var ini = url.lastIndexOf("/") + 1; } var end = url.lastIndexOf(".swf"); return url.substring(ini, end); } mc.loadMovie("filmato.swf"); suono = new Sound(mc); suono.setVolume(..); // solo a caricamento avviato trace(mc.retrieveName());