語法來源: http://countdown.reportitle.com/
資料來源: http://home.gamer.com.tw/creationDetail.php?sn=2646657
參考資料: http://yudans.net/javascript/index.php?action=code&z=1&num=14 http://chaer.pixnet.net/blog/post/4875910-%E6%95%99%E5%AD%B8%E3%80%A1%E5%80%92%E6%95%B8%E8%AA%9E%E6%B3%95