<table>      <tr>        <td><div id="video_content" runat="server" style=""></div>     </td>      </tr>    </table>

  protected void Page_Load(object sender, EventArgs e)        {            this.video_content.InnerHtml = Play("sp.flv", 472, 385);            }        public static string Play(string url, int width, int height)        {            string strTmp = url.ToLower();            if (strTmp.EndsWith(".flv"))            {                return flv(url, width, height);            }            else            {                return "视频文件数据错误";            }        }        private static string flv(string url, int width, int height)        {            System.Text.StringBuilder sb = new System.Text.StringBuilder();            sb.Append("<object   codeBase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,22,87\"   ");            sb.Append("classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" ");            sb.Append(" height=\"" + height + "\"   width=\"" + width + "\"   >");            sb.Append("<param   name=\"FlashVars\"   value=http://www.mamicode.com/"vcastr_file=" + url + "&LogoText=www.um173.com&BufferTime=3\">");            sb.Append("<param   name=\"Movie\"   value=http://www.mamicode.com/"Flvplayer.swf\">");            sb.Append("<param   name=\"allowFullScreen\"   value=http://www.mamicode.com/"true\">");            sb.Append("<param   name=\"WMode\"   value=http://www.mamicode.com/"Window\">");            sb.Append("<param   name=\"Play\"   value=http://www.mamicode.com/"1\">");            sb.Append("<param   name=\"Loop\"   value=http://www.mamicode.com/"-1\">");            sb.Append("<param   name=\"Quality\"   value=http://www.mamicode.com/"High\">");            sb.Append("<param   name=\"SAlign\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"Menu\"   value=http://www.mamicode.com/"0\">");            sb.Append("<param   name=\"Base\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"AllowScriptAccess\"   value=http://www.mamicode.com/"always\">");            sb.Append("<param   name=\"Scale\"   value=http://www.mamicode.com/"ShowAll\">");            sb.Append("<param   name=\"DeviceFont\"   value=http://www.mamicode.com/"0\">");            sb.Append("<param   name=\"EmbedMovie\"   value=http://www.mamicode.com/"0\">");            sb.Append("<param   name=\"BGColor\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"SWRemote\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"MovieData\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"SeamlessTabbing\"   value=http://www.mamicode.com/"1\">");            sb.Append("<param   name=\"Profile\"   value=http://www.mamicode.com/"0\">");            sb.Append("<param   name=\"ProfileAddress\"   value=http://www.mamicode.com/"\">");            sb.Append("<param   name=\"ProfilePort\"   value=http://www.mamicode.com/"0\">");            sb.Append("<embed   src=http://www.mamicode.com/"FLVPlayer_Progressive.swf\" flashvars=\"vcastr_file=" + url + "&LogoText=www.um173.com\"   height=\"" + height + "\"   width=\"" + width + "\"   quality=\"high\"   pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\"   menu=\"false\">");            sb.Append("</embed>");            sb.Append("</object>");            return sb.ToString();        }