Plugin for playing streaming online music

[Nguyen Le Hinh]

 Hi alls,
 I have a problem with playing online streaming music .Here is the
website that drives me mad
 http://www.nhatrangngaynay.net/music/index.php?act=view&code=song&ssid=12&id=627
 Can anyone play it?I use both mplayer plugin and plugger  but still
not able to play it.The extension is text/html and it is ok with
Windows Media Player.Any ideas?Thanks .