private function onProgress(e:ProgressEvent):void {
			var _loadPercent:int = Math.round(e.bytesLoaded / e.bytesTotal * 100);
			_bytesLoaded = e.bytesLoaded;
			_bytesTotal = e.bytesTotal;
			progressBar.onProgress(_loadPercent,_bytesLoaded,_bytesTotal);
		}

　　　　　　　　public function onProgress ( _loadPercent:int,_bytesLoaded:int,_bytesTotal:int ):void {
			addEventListener ( Event.ENTER_FRAME, onProgressTo );
		}

		private function onProgressTo (e:Event):void {
			trace (_loadPercent);	
		　　　　if (_loadPercent > 99) {
				removeEventListener ( Event.ENTER_FRAME, onProgressTo );
			}
			spin.rotation += 30;//回転インスタンス
			_percent.text="NOW LOADING... "+_loadPercent+" %";//ダイナミックテキスト
		}