If you want a pop-up:
<html>
<head>
<script>
file = "file.mpg";
w = 240;
h = 176;
if (w<=286) { w = 286; }
h2 = (h+127);
vars = "width="+w+", height="+h2+", toolbar=0,location=0,directories=0,status=0,scrollbars=0,menubar=1,resizable=0";
function wmppop() {
pophtml='<div style="position: absolute; left: 0; top: 0;"><OBJECT ID="mplayer" CLASSID="CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95" CODEBASE="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701" TYPE="application/x-oleobject">'+
'<param name="FileName" VALUE="'+file+'" valuetype="ref" ref>'+
'<param name="transparentatStart" VALUE="-1">'+
'<param name="autoStart" VALUE="-1">'+
'<param name="showControls" VALUE="-1">'+
'<param name="AudioStream" value="-1">'+
'<param name="AutoSize" value="-1">'+
'<param name="AnimationAtStart" value="-1">'+
'<param name="AllowScan" value="-1">'+
'<param name="AllowChangeDisplaySize" value="-1">'+
'<param name="BufferingTime" value="5">'+
'<param name="CaptioningID" value>'+
'<param name="ClickToPlay" value="-1">'+
'<param name="CurrentPosition" value="-1">'+
'<param name="DisplayForeColor" value="16777215">'+
'<param name="Enabled" value="-1">'+
'<param name="EnableContextMenu" value="-1">'+
'<param name="EnablePositionControls" value="-1">'+
'<param name="EnableTracker" value="-1">'+
'<param name="InvokeURLs" value="-1">'+
'<param name="Language" value="-1">'+
'<param name="PlayCount" value="1">'+
'<param name="Rate" value="1">'+
'<param name="SelectionStart" value="-1">'+
'<param name="SelectionEnd" value="-1">'+
'<param name="SendOpenStateChangeEvents" value="-1">'+
'<param name="SendWarningEvents" value="-1">'+
'<param name="SendErrorEvents" value="-1">'+
'<param name="SendPlayStateChangeEvents" value="-1">'+
'<param name="ShowAudioControls" value="-1">'+
'<param name="ShowDisplay" value="1">'+
'<param name="ShowPositionControls" value="-1">'+
'<param name="ShowStatusBar" value="-1">'+
'<param name="ShowTracker" value="-1">'+
'</OBJECT></div>'
popupwin=window.open("","WindowsMediaPlayer",vars);
popupwin.document.write(pophtml);
}
</script>
</head>
<body>
<a href="javascript: wmppop();">Launch</a><br><br><br>
</body>
</html>
To embed with your controls:
<OBJECT ID="mplayer" WIDTH=160 HEIGHT=240
CLASSID="CLSID:22D6f312-B0F6-11D0-94AB-0080C74C7E95"
STANDBY="Loading Windows Media Player components..."
TYPE="application/x-oleobject">
<PARAM NAME="FileName" VALUE="c:\file.mpg">
<PARAM NAME="AutoStart" VALUE="False">
</OBJECT>
<br><br>
<a href="#" onclick="document.getElementById('mplayer').stop();">stop</a>
<a href="#" onclick="document.getElementById('mplayer').pause();">pause</a>
<a href="#" onclick="document.getElementById('mplayer').play();">play</a>
If you want to read if it's playing
document.getElementById('mplayer').playstate
0 stop
1 pause
2 play
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnwmt/html/WMP_CE_UsingTheControl.asp