Not sure, but I can tell you that this is what I use for the video in the profiles....
HTML Code:
<td class="alt2" align="center" valign="middle">
<OBJECT id="VIDEO" width="225" height="176"
CLASSID="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6"
type="application/x-oleobject">
<PARAM NAME="URL" VALUE="$userinfo[field17]">
<PARAM NAME="SendPlayStateChangeEvents" VALUE="True">
<PARAM NAME="AutoStart" VALUE="False">
<PARAM name="uiMode" value="full">
<PARAM name="PlayCount" value="9999">
<PARAM name="enabled" value="true">
<embed name="MediaPlayer" type="application/x-mplayer2" pluginspage="http://www.microsoft.com/Windows/MediaPlayer/" width="225" height="176" AutoStart="true" src="$userinfo[field17]" /></object>
</td>