IE JS无提示关闭窗口不提示的方法

IE6:

<script>
window.opener=null;
window.close();
</script>

IE7:

<script>
window.open('','_self');
window.close();
</script>

IE6、IE7、FF通用代码：

<script>
window.opener=null;
window.open('','_self');
window.close();
</script>