flv 视频播放器的问题

 <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0"
        width="500" height="400">
        <param name="movie" value="http://www.cnzz.cc/Flv/Flvplayer.swf" />
        <param name="quality" value="high" />
        <param name="allowFullScreen" value="true" />
        <param name="FlashVars" value="vcastr_file=http://www.cnzz.cc/news/UploadFiles_1118/200809/神舟七号点火发射瞬间.flv&LogoText=www.cnzz.cc&BufferTime=3" />
        <embed src="http://www.cnzz.cc/Flv/Flvplayer.swf" allowfullscreen="true" quality="high"
            pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash"
            width="500" height="400"></embed>
    </object>----------------------------
我改掉vcastr_file="http://www.cnzz.cc/news/UploadFiles_1118/200809/神舟七号点火发射瞬间.flv"为我指定的路径就不对了，为什么？