HTML要素の属性に問題がありますか? _html/css_WEB-ITnose

<object width="300" height="300" 
type="video/x-ms-asf" data="younao01.mp4" 
classid="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6"> 
<param name="url" value="younao01.mp4"> 
<param name="filename" value="younao01.mp4"> 
<param name="autostart" value="1"> 
<param name="uiMode" value="full" /> 
<param name="autosize" value="1"> 
<param name="playcount" value="1"> 
<embed type="application/x-mplayer2" src="younao01.mp4" width="100%" height="100%" autostart="true" showcontrols="true" pluginspage="http://www.microsoft.com/Windows/MediaPlayer/"></embed> 
</object>