那是客户端的ActiveXObject,和服务端无关我用.html和.jsp在tomcat中都试了,没问题的
<script>
fso = new ActiveXObject("Scripting.FileSystemObject");
</script>
<script>
fso = new ActiveXObject("Scripting.FileSystemObject");
</script>
我的环境是:win2000 pro ,IE6.0