為什么點(diǎn)擊按鈕沒反應(yīng),是哪里錯(cuò)了嗎?求解答
<!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 newo = confirm("是否打開新窗口");
??????? if(newo==true){
??????????? var lu=prompt("輸入要打開的網(wǎng)址","http://idcbgp.cn")
??????????? if(lu != null){
??????????????? window.open(lu,"_blank","width=400px,height=500px,toolbar=no,menubar=no");
??????????? }
??????????? else
??????????? {alert("再見!");}
??????? }
??????? else{alert("再見!");}
??????? }
??? // 新窗口打開時(shí)彈出確認(rèn)框,是否打開
??? // 通過輸入對(duì)話框,確定打開的網(wǎng)址,默認(rèn)為 http://idcbgp.cn/
??? //打開的窗口要求,寬400像素,高500像素,無菜單欄、無工具欄。
???
???
? </script>
?</head>
?<body>
?? <input type="button" value="新窗口打開網(wǎng)站" onclick="openWindow()" />
?</body>
</html>
2016-09-27
?var lu=prompt("輸入要打開的網(wǎng)址","http://idcbgp.cn")
var lu=prompt("輸入要打開的網(wǎng)址","http://idcbgp.cn");