为什么？为什么？网站上传的视频播不了。

急急！！！网站上传的视频播不了。

<OBJECT id=MediaPlayer codeBase=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701 type=application/x-oleobject height=288 standby="Loading Microsoft?Windows?Media Player components..." width=352 classid=CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6><PARAM NAME="URL" VALUE="/mt/news/UploadFile/xx.avi"><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="0"><PARAM NAME="baseURL" VALUE=""><PARAM NAME="volume" VALUE="50"><PARAM NAME="mute" VALUE="0"><PARAM NAME="uiMode" VALUE="mini"><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="-1"><PARAM NAME="_cx" VALUE="9313"><PARAM NAME="_cy" VALUE="7620">
<embed src="/mt/news/UploadFile/xx.avi" align="baseline" border="0" width="460" height="68"
type="application/x-mplayer2"
pluginspage="http://www.microsoft.com/isapi/redir.dll?prd=windows&sbp=mediaplayer&ar=media&sba=plugin&"
name="MediaPlayer" showcontrols="1" showpositioncontrols="0"
showaudiocontrols="1" showtracker="1" showdisplay="0"
showstatusbar="1" autosize="0"
showgotobar="0" showcaptioning="0" autostart="1" autorewind="0"
animationatstart="0" transparentatstart="0" allowscan="1"
enablecontextmenu="1" clicktoplay="0" invokeurls="1"
defaultframe="datawindow"> </embed></OBJECT>

这个视频在我本地用暴风可以播。