i found this simple mp3 player for my website with this code

<div align="center" style="WIDTH: 360px; BACKGROUND-COLOR: #cccccc" ><a href="http://www.origenmusic.com/belly-dance.html" target="_blank"><img src="http://www.origenmusic.com/img/mp3-download.gif" alt="start mp3" border="0"></a><br /><object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0"
width="360" height="168" ><param name="allowScriptAccess" value="sameDomain"><param name="movie" value="http://www.origenmusic.com/xspf_player.swf?playlist_url=http://www.origenmusic.com/playlist/background-music.xspf&autoload=true&autoplay=true&info_button _text=CLICK TO HEAR MORE"><param name="quality" value="high"><param name="bgcolor" value="#E6E6E6"><embed src="http://www.origenmusic.com/xspf_player.swf?playlist_url=http://www.origenmusic.com/playlist/background-music.xspf&autoload=true&autoplay=true&info_button _text=CLICK TO HEAR MORE" quality="high" bgcolor="#E6E6E6" allowscriptaccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" align="center" height="168" width="360"> </embed></object><a href="http://www.origenmusic.com/world-music.html" target="_blank">world music mp3</a></div>

from origenmusic.com and im wondering how i can put few songs in it to show up on my website..i know i have to upload mp3 to upload site but what then? how to put them into player and what is whole process of it? do i neeed first to copy and paste mp3 player code and then after mp3 song or all together? help
thanks