jscript调用activexobject获取访客的网卡mac地址，注意只能ie下运行（ie8+没测试），会有安全提示，提示如下：
复制代码 代码如下:
在此页上的activex控件和本页上的其他部分的交互可能不安全。你想允许这种交互吗？
注意选择”是“，要不报错无法获取：
源代码如下：
<html>
<head>
<title>jscript+activex获取访客mac网卡地址</title>
</head>
<body>
<object classid="clsid:76a64158-cb41-11d1-8b02-00600806d9b6" id="locator" style="display:none;visibility:hidden"></object>
<object classid="clsid:75718c9a-f029-11d1-a1ac-00c04fb6c223" id="foo" style="display:none;visibility:hidden"></object>
<form name="myform">
<br/>mac地址：<input type="text" name="macaddress">
<br/>ip地址：<input type="text" name="ipaddress">
<br/>主机名：<input type="text" name="hostname">
</form>
</body>
</html>
<script language="javascript">
var smacaddr = "";
var sipaddr = "";
var sdnsname = "";
var service = locator.connectserver();
service.security_.impersonationlevel = 3;
service.instancesofasync(foo, 'win32_networkadapterconfiguration');
</script>
<script for="foo" event="onobjectready(objobject,objasynccontext)" language="jscript">
if(objobject.ipenabled != null && objobject.ipenabled != "undefined" && objobject.ipenabled == true){
if(objobject.ipenabled && objobject.ipaddress(0) !=null && objobject.ipaddress(0) != "undefined" && objobject.dnsserversearchorder!=null)
sipaddr = objobject.ipaddress(0);
if(objobject.macaddress != null &&objobject.macaddress != "undefined")
smacaddr = objobject.macaddress;
if(objobject.dnshostname != null &&objobject.dnshostname != "undefined")
sdnsname = objobject.dnshostname;
}
</script>
<script for="foo" event="oncompleted(hresult,perrorobject, pasynccontext)" language="jscript">
myform.macaddress.value=smacaddr;
myform.ipaddress.value=sipaddr;
myform.hostname.value=sdnsname;
</script>
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