                        課程
                    
                        /前端開(kāi)發(fā)
                        
                            /JavaScript
                        
                        /JavaScript入門(mén)篇

這樣就可以了？

<!DOCTYPE?html>
<html>
<head>
????<title>?new?document?</title>
????<meta?http-equiv="Content-Type"?content="text/html;??charset=utf-8"/>
????<script?type="text/javascript">

????????//?新窗口打開(kāi)時(shí)彈出確認(rèn)框，是否打開(kāi)

????????//?通過(guò)輸入對(duì)話框，確定打開(kāi)的網(wǎng)址，默認(rèn)為?http：//idcbgp.cn/

????????//打開(kāi)的窗口要求，寬400像素，高500像素，無(wú)菜單欄、無(wú)工具欄。
????????function?openWindow(){
????????????var?fn=confirm("打開(kāi)慕課網(wǎng)？")
????????????if(fn==true){
????????????????window.open("http://idcbgp.cn/","_blank","width=400,height=500,menubar=no,toolbar=no")
????????????}else{
????????????????alert("已取消")
????????????}

????????}
????</script>
</head>
<body>
<input?type="button"?value="新窗口打開(kāi)網(wǎng)站"?onclick="openWindow()"?/>
</body>
</html>