javascript自动弹出窗口代码

<SCRIPT LANGUAGE="javascript">

<!--

var gt = unescape('%3e');

var popup = null;

var over = "Launch Pop-up Navigator";

popup = window.open('', 'popupnav', 'width=200,height=180,resizable=1,scrollbars=auto');

if (popup != null) {

if (popup.opener == null) {

popup.opener = self;

}

popup.location.href = 'new.html';

}

// -->

</script>