关于大华摄像头Web插件的调用

代码

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head id="Head1" runat="server">

    <title>DEMO</title>



    <script language="javascript" type="text/javascript">

        // <!CDATA[



        function btRealPlay_onclick() {

            if (!IsValid()) {

                alert("Input is empty!");

            }

            else {

                alert(axRealPlayX);

                var strDvrIP = document.getElementById('tbDvrIP').value;

                var nPort = parseInt(document.getElementById('tbPort').value);

                var strUserName = document.getElementById('tbUserName').value;

                var strPwd = document.getElementById('tbPwd').value;

                var nChannel = parseInt(document.getElementById('tbChannel').value);

                var axRealPlayX = document.getElementById('AV_RealPlayX');

                alert(axRealPlayX);

                var bSuccess = axRealPlayX.SetDeviceInfo(strDvrIP, nPort, nChannel, strUserName, strPwd);

                if (bSuccess) {

                    bSuccess = axRealPlayX.StartPlay();

                }

            }

        }



        function onunload() {

            document.all('AV_RealPlayX').StopPlay();

        }



        function IsValid() {

            var bValid = true;

            var strDvrIP = document.getElementById('tbDvrIP').value;

            var strPort = document.getElementById('tbPort').value;

            var strUserName = document.getElementById('tbUserName').value;

            var strChannel = document.getElementById('tbChannel').value;

            if (strDvrIP == "" || strPort == "" || strUserName == "" || strChannel == "") {

                bValid = false;

            }

            return bValid;

        }

    </script>



</head>

<body onunload="onunload()">

    <form id="form1" runat="server">

        <div>

            <div style="margin: 0px auto; width: 591px; height: 478px; border: solid 2px blue;">

                <object id="AV_RealPlayX" style="width: 100%; height: 100%;" classid="CLSID:30209FBC-57EB-4F87-BF3E-740E3D8019D2">

                    <param name="_Version" value="65536" />

                    <param name="_ExtentX" value="22357" />

                    <param name="_ExtentY" value="16589" />

                    <param name="_StockProps" value="0" />

                </object>

            </div>

            <div style="margin: 0px auto; width: 591px; height: 100px; border-bottom: solid 2px blue;

                border-left: solid 2px blue; border-right: solid 2px blue; background-color: #7183B0;">

                <table cellpadding="0" cellspacing="0" style="margin: 0px auto; width: 590px;">

                    <tr align="center" style="height: 40px;">

                        <td align="right" style="width: 70px;">

                            IP:</td>

                        <td align="left" style="width: 100px;">

                            <input id="tbDvrIP" type="text" style="width: 100px" value="10.12.2.80" />

                        </td>

                        <td align="right" style="width: 70px;">

                            Port:</td>

                        <td align="left" style="width: 50px;">

                            <input id="tbPort" type="text" style="width: 50px" value="37777" />

                        </td>

                        <td align="right" style="width: 70px;">

                            User:</td>

                        <td align="left" style="width: 50px;">

                            <input id="tbUserName" type="text" style="width: 50px" value="admin" />

                        </td>

                        <td align="right" style="width: 50px;">

                            Password:</td>

                        <td align="left" style="width: 50px;">

                            <input id="tbPwd" type="text" style="width: 50px" value="admin" />

                        </td>

                    </tr>

                    <tr align="center" style="height: 40px;">

                        <td align="right" style="width: 70px;">

                            No:</td>

                        <td align="left" style="width: 100px;">

                            <input id="tbChannel" type="text" style="width: 100px" value="0" />

                        </td>

                        <td align="center" colspan="2" style="width: 120px;">

                            <input id="btRealPlay" type="button" value="Play" style="width: 65px" onclick="return btRealPlay_onclick()" />

                        </td>

                        <td align="right" style="width: 70px;">

                        </td>

                        <td align="left" style="width: 50px;">

                        </td>

                        <td align="right" style="width: 50px;">

                        </td>

                        <td align="left" style="width: 50px;">

                        </td>

                    </tr>

                </table>

            </div>

        </div>

    </form>

</body>

</html>

在执行该程序时候会报出“SCRIPT438: 对象不支持“SetDeviceInfo”属性或方法 ”。

控件注册应该是没有问题的。

请问有谁遇到过这种问题，怎么解决的？
100分敬上。


谁