https://www.sendspace.com/file/exatbk
unzip file，download click "download_Rthk_audio.wsf"，輸入要download節目網頁 (不是popup player link)，
例如輸入
http://programme.rthk.hk/channel/radio/programme.php?name=Liveon4_rpt&d=2014-01-23&p=4790&e=&m=episode
不要輸入
http://programme.rthk.hk/channel/radio/player_popup.php?pid=4790&eid=245244&d=2014-01-23&player=mp3&type=archive&channel=radio4
refs:
http://forum5.hkgolden.com/view.aspx?type=SW&message=4940044
