请看下错在哪了
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>系好安全带,准备启航</title>
<script type="text/javascript">
function rec(){
var qq=confirm("haha")
if(qq==true){
alert("haha")}
}
</script>
</head>
<body>
<input type="button" name="button" value="haha" onclick="rec()">
</body>
</html>
