怎么没有结果~
<!DOCTYPE html>
<html>
<head>
<title> new document </title>
<meta http-equiv="Content-Type" content="text/html; charset=gbk"/>
<script type="text/javascript">
function openWindow()
{
var myweb=confirm("确定打开新窗口吗？");
if(myweb==true)
{
var mychar=prompt("请输入网址","http://www.imooc.com");
if(mychar!==null)
{
window.open(mrchar,"_blank",'width=400','height=500','menubar=no','toolbar=no');
}
else
{
alert("结束");
}
}
else
{
alert("不打开新窗口")；
}
}
</script>
</head>
<body>
<input type="button" value="新窗口打开网站" onclick="openWindow()" />
</body>
</html>
