function openWindow(){
var open1=confirm("是否打開新窗口？");
if (open1){
var open2=prompt("需要打開什么網頁呢？請輸入網址","www.xianlaiwan.cn");
if(open2){
window.open(open2,"_blank","width=400px,height=500px,menubar=yes,toolbar=yes")
}
}
}
<script type="text/javascript">
function openWindow(){
var my;
my=confirm("OPEN A NEW WEB?");
if(my==true){
var web;
web=prompt("which web?","http：//www.xianlaiwan.cn/");
window.open(web,'_blank','width=400px,height=500px,menubar=no,toolbar=no');
}
}
</script>
function openWindow(){
confirm("Open a new window?");
// 新窗口打開時彈出確認框，是否打開
prompt("Please enter the URL","http://www.xianlaiwan.cn");
// 通過輸入對話框，確定打開的網址
window.open("http://www.xianlaiwan.cn","_block","width:400px height:500px menubar=no toolbar=no");
