Permission.as

private function checkPermissions():void {
			if (File.permissionStatus != PermissionStatus.GRANTED){
				var dir:File = File.documentsDirectory.resolvePath("air.ru.mail.games.riotzone");
				//dir.addEventListener(PermissionEvent.PERMISSION_STATUS, permissionStatusHandler);
				_interval = setInterval(checkPermissionAnswer, 1000);
				dir.requestPermission();
			} else {
				initApp();
			}
		}
		
		private function checkPermissionAnswer():void{
			if (File.permissionStatus == PermissionStatus.GRANTED){
				clearInterval(_interval);
				initApp();
			} else if (File.permissionStatus == PermissionStatus.DENIED){
				exit();
			}
		}