js有alert，prompt和confirm对话框，不过不是很美体验也不是很好，用jQuery也能实现，
体验效果：http://hovertree.com/texiao/jquery/34/
代码如下：
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>炫酷的jQuery对话框插件 gDialog - 何问起</title><base target="_blank" />
<link href="http://hovertree.com/texiao/jquery/34/css/normalize.css" rel="stylesheet" type="text/css">
<link rel="stylesheet" href="http://hovertree.com/texiao/jquery/34/css/animate.min.css">
<link rel="stylesheet" href="http://hovertree.com/texiao/jquery/34/css/jquery.gDialog.css">
<style>
button {
border: 0;
} .container {
margin: 50px auto;
max-width: 728px;
text-align: center;
font-family: Arial;
} .btn {
background-color: #ED5565;
color: #fff;
padding: 20px;
margin: 10px 30px;
border-radius: 5px;
border-bottom: 3px solid #DA4453;
}a{color:darkslateblue;}
</style> </head> <body>
<div style="width:310px;margin:0px auto;">
<a href="http://hovertree.com/">首页</a>
<a href="http://hovertree.com/texiao/">特效</a>
<a href="http://hovertree.com/h/bjaf/4132lshc.htm">原文</a></div>
<div class="container">
<h1>jQuery gDialog Plugin Exampels</h1>
<button class="btn demo-1">Alert对话框</button>
<button class="btn demo-2">Prompt对话框</button>
<button class="btn demo-3">Prompt对话框</button>
</div>
<script src="http://hovertree.com/ziyuan/jquery/jquery-2.2.1.min.js"></script>
<script src="http://hovertree.com/texiao/jquery/34/js/jquery.gDialog.js"></script>
<script>
$('.demo-1').click(function () {
$.gDialog.alert("Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse libero erat, scelerisque sit amet dolor nec, euismod feugiat massa.", {
title: "Alert对话框 by 何问起",
animateIn: "bounceIn",
animateOut: "bounceOut"
});
});
$('.demo-2').click(function () {
$.gDialog.prompt("Your website", "hovertree.com", {
title: "Prompt对话框 by 何问起",
required: true,
animateIn: "rollIn",
animateOut: "rollOut"
});
});
$('.demo-3').click(function () {
$.gDialog.confirm("Are You Sure?", {
title: "Confirm对话框 by 何问起",
animateIn: "bounceInDown",
animateOut: "bounceOutUp"
});
});
</script>
</body>
</html>