Giusto, chiedo scusa, mi era proprio caduto di mente, anche se pensavo fosse più pertinente il forum javascript! mi rimetto comunque alla decisione dell'amministratore del caso e procedo di conseguenza.
Devo rispondere, inanzitutto, a gufo per dirgli che in realtà sono riuscito ad inserire sia radio che animazioni nel media player, tuttavia adesso ciò che non riesco a fare è correggere il codice javascript affinchè sia possibile cambiare regolarmente stazione senza che il sistema dia errore.
Ringraziando anticipatamente chiunque decida di darmi una mano, inserisco il relativo codice affinchè chiunque possa visionarlo ed eventualmente intervenire:

<script>
var streams = new Array();
streams[0] = new makeStream("http://discoradio.fabbricadigitale.it/asx/discoradio.asx", "DiscoRadio");
streams[1] = new makeStream("http://lsd.newmedia.tiscali-business.com/bb/redirect.lsc?adid=0&stream=radioffh/livestream.wma&content=live&media=ms", "Hit Radio");
streams[2] = new makeStream("http://players.creacast.com/creacast/kisskiss/playlist_s.asx", "Radio Kiss Kiss");
streams[3] = new makeStream("http://live.mediaserver.kataweb.it/radiodeejay", "Radio Deejay");
streams[4] = new makeStream("http://www.radiomontecarlo.net/Radio/asx/rmcfm.asx", "Radio Montecarlo");
streams[5] = new makeStream("mms://radioitalia.wm.p1.str3.com/rditaliahq", "Radio Italia SMI");
streams[6] = new makeStream("http://62.101.82.64/player/rds.asx", "RDS");
streams[7] = new makeStream("http://live.wm9.p1.str3.com/rdcuore", "Radio Cuore");

function makeStream(url, name) {
this.url = url;
this.name = name;
}

function handleControlsOnOffClick() {
if (document.WindowsMediaPlayer1.showControls == true) {
document.WindowsMediaPlayer1.showControls = false;
document.playerCtrl.controls.value = " Show Controls ";
}
else {
document.WindowsMediaPlayer1.showControls = true;
document.playerCtrl.controls.value = " Hide Controls "
}
}

function handlePlayOrPauseClick(){
var state;
playerStatus = document.WindowsMediaPlayer1.playState;
if (playerStatus == 6) {
document.WindowsMediaPlayer1.play();
document.playerCtrl.playOrPause.value = " Pause ";
}
else if (playerStatus == 1) {
document.WindowsMediaPlayer1.play();
document.playerCtrl.playOrPause.value = " Pause ";
}
else if (playerStatus == 2) {
document.WindowsMediaPlayer1.pause();
document.playerCtrl.playOrPause.value = " Play ";
}
}

function changeSize(newSize) {
document.WindowsMediaPlayer1.displaySize = newSize;
}

function change() {
var list = document.playerCtrl.streams;
var streamURL = list.options[list.selectedIndex].value;
document.WindowsMediaPlayer1.stop();
document.playerCtrl.playOrPause.value = " Pause ";
document.WindowsMediaPlayer1.fileName = streamURL;
pstatus.innerHTML = "In attesa";
speed.innerHTML = "In attesa";
buffer.innerHTML = "In attesa";
}

function playerstatus() {
code = WindowsMediaPlayer1.OpenState;
if (code == 0) code = "In attesa";
if (code == 1 || code == 2) code = "Caricamento dati";
if (code == 3) code = "Ricerca Server";
if (code == 4) code = "Connesso";
if (code == 5) code = "";
if (code == 6) code = "Connesso";
pstatus.innerHTML = code;
buffer.innerHTML = " " + WindowsMediaPlayer1.BufferingProgress + "%";
speed.innerHTML = " " + parseInt(WindowsMediaPlayer1.Bandwidth / 1024) + " Kbps";
}

</script>

<body onLoad='window.setInterval ("playerstatus()",800);'>
<FORM NAME="playerCtrl">
<INPUT TYPE="hidden" VALUE=" Pause " NAME="playOrPause">
<SCRIPT>
with (document) {
writeln('<SELECT NAME="streams" onChange="change()">');
for (var i = 0; i < streams.length; i++) {
writeln('<OPTION VALUE="', streams[i].url, '">', streams[i].name);
}
writeln('</SELECT>');
}
</SCRIPT>
</FORM>

Stato:<span id="pstatus" style='font-size:10px'>In attesa</span>

Buffer:<span id="buffer" style='font-size:10px'>In attesa</span>

Velocita':<span id="speed" style='font-size:10px'>In attesa</span>




<object classid="clsid:6BF52A52-394A-11D3-B153-00C04F79FAA6" id="WindowsMediaPlayer1">
<param name="rate" value="1">
<param name="balance" value="0">
<param name="currentPosition" value="0">
<param name="defaultFrame" value>
<param name="playCount" value="1">
<param name="autoStart" value="-1">
<param name="currentMarker" value="0">
<param name="invokeURLs" value="-1">
<param name="baseURL" value>
<param name="volume" value="50">
<param name="mute" value="0">
<param name="uiMode" value="full">
<param name="stretchToFit" value="0">
<param name="windowlessVideo" value="0">
<param name="enabled" value="-1">
<param name="enableContextMenu" value="-1">
<param name="fullScreen" value="0">
<param name="SAMIStyle" value>
<param name="SAMILang" value>
<param name="SAMIFilename" value>
<param name="captioningID" value>
<param name="enableErrorDialogs" value="0">
<param name="URL" value="http://discoradio.fabbricadigitale.it/asx/discoradio.asx" ref>
</object>