JavaScript获取客户端IP

<html>

<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>JavaScript获取客户端IP</title>
</head>

<body>
<script type="text/javascript" language="javascript">
<!--
function GetLocalIPAddress()
{
    var obj = null;
    var rslt = "";
    try
    {
        obj = new ActiveXObject("rcbdyctl.Setting");
        rslt = obj.GetIPAddress;
        obj = null;
    }
    catch(e)
    {
        //异常发生
        alert(e);
    }
    
    return rslt;
}

document.write("你的IP是：" + GetLocalIPAddress());
//-->
</script>

<script type="text/javasc