No funciona en firefox, por que?

[edcala]

Hola amigos, el siguiente código no funciona en firefox pero si en explorer, y no se que debo hacer o cómo hacer que funcione. O en todo caso algun equivalente que funcione tanto en explorer como firefox.

Código HTML:

<object  id=musica height=40 width=200 align=center classid=CLSID:22D6F312-B0F6-11D0-94AB-0080C74C7E95 codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701"  standby="Loading Microsoft Windows Media Player components..." type="application/x-oleobject" viewastext loop=-1 src="imagenesyvideos/cf241video2005.asf">
  <param name="AudioStream" value="-1">
  <param name="autoStart" value="false">
  <param name="AnimationAtStart" value="-1">
  <param name="AllowScan" value="-1">
  <param name="AllowChangeDisplaySize" value="-1">
  <param name="AutoRewind" value="-1">
  <param name="Balance" value="0">
  <param name="BufferingTime" value="8">
  <param name="ClickToPlay" value="-1">
  <param name="CursorType" value="0">
  <param name="CurrentPosition" value="-1">
  <param name="CurrentMarker" value="0">
  <param name="DisplayBackColor" value="0">
  <param name="DisplayForeColor" value="16777215">
  <param name="DisplayMode" value="0">
  <param name="DisplaySize" value="5">
  <param name="Enabled" value="-1">
  <param name="EnableContextMenu" value="-1">
  <param name="EnablePositionControls" value="-1">
  <param name="EnableFullScreenControls" value="-1">
  <param name="EnableTracker" value="-1">
  <param name="Filename" value="imagenesyvideos/cf241video2005.asf">
  <param name="InvokeURLs" value="-1">
  <param name="Language" value="-1">
  <param name="Mute" value="0">
  <param name="PlayCount" value="1">
  <param name="PreviewMode" value="0">
  <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="SendKeyboardEvents" value="0">
  <param name="SendMouseClickEvents" value="0">
  <param name="SendMouseMoveEvents" value="0">
  <param name="SendPlayStateChangeEvents" value="-1">
  <param name="ShowCaptioning" value="0">
  <param name="ShowControls" value="-1">
  <param name="ShowAudioControls" value="-1">
  <param name="ShowDisplay" value="0">
  <param name="ShowGotoBar" value="0">
  <param name="ShowPositionControls" value="0">
  <param name="ShowStatusBar" value="0">
  <param name="ShowTracker" value="-1">
  <param name="TransparentAtStart" value="0">
  <param name="VideoBorderWidth" value="0">
  <param name="VideoBorderColor" value="0">
  <param name="VideoBorder3D" value="0">
  <param name="Volume" value="100">
  <param name="WindowlessVideo" value="0">
  <param name="InvokeURLs" value="-1">
</object> 

Ayuda por favor!!!!!!!!!