效果體驗：http://hovertree.com/texiao/jquery/14.htm
另一個Demo：http://hovertree.com/hvtart/bjae/jftxwtko.htm
Demo 3：http://hovertree.com/hvtart/bjae/dw0f8ytk.htm
以下是代碼：
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>彈出遮罩層登錄對話框 - 何問起</title>
<script type="text/javascript" src="http://hovertree.com/texiao/jquery/14/jquery.easydrag.handler.beta2.js"></script>
<script type="text/javascript" src="http://hovertree.com/ziyuan/jquery/jquery-1.11.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$('.one').click(function(){
$('.box2').show();
});
$('.login5 a').click(function(){ $('.box2').hide();});
$('.box').easydrag();
});
</script>
<style type="text/css">
* {
padding: 0px;
margin: 0px;
}
a {
text-decoration: none;
}
ul {
list-style-type: none;
}
.box {
float: left;
position:fixed;
padding: 1px;
top: 0px;
opacity: 0.5;
z-index: 100;
opacity: 1;
}
.box_bg {
}
.box2 {
width: 100%;
height: 100%;
margin: 0 auto;
display: none;
z-index: 5;
position: fixed;
background: rgba(0, 0, 0, 0.52) none repeat scroll 0% 0%;
opacity: 1;
}
.login5 {
width: 680px;
height: 65px;
background: #b52200;
text-align: center;
position: relative;
margin: 150px auto 0px auto;
}
.login5 h2 {
font-size: 30px;
line-height: 65px;
color: #ffffff;
}
.login5 a {
background: url(http://hovertree.com/texiao/jquery/14/loginhovertree.png) 0px 0px no-repeat;
position: absolute;
width: 16px;
height: 16px;
right: 10px;
top: 25px;
}
.login51 {
width: 600px;
padding: 40px 40px 50px;
margin: 0 auto;
background: #EFEFEF;
height: 300px;
}
.login5left {
float: left;
width: 300px;
height: 200px;
font-size: 13px;
}
.login5left span {
line-height: 24px;
color: #f00;
margin-left: 10px;
}
.login5left1 {
width: 100%;
margin-bottom: 22px;
float: left;
position: relative;
display: block;
}
.login5left1 input {
text-indent: 10px;
width: 296px;
color: #999;
font-size: 13px;
height: 40px;
line-height: 40px;
border: 1px solid #999;
border-radius: 5px;
}
.login5left2 {
height: 45px;
line-height: 45px;
width: 100%;
margin-bottom: 22px;
float: left;
position: relative;
display: block;
}
.login5left2 .dl {
float: left;
width: 97px;
height: 45px;
line-height: 45px;
text-align: center;
background: none repeat scroll 0% 0% #55ACEF;
color: #fff;
border-radius: 5px;
display: inline-block;
font-size: 14px;
outline: medium none;
}
.login5left2 .wjmm {
color: #55ACEF;
margin-left: 20px;
}
.login5right {
float: left;
margin-left: 35px;
width: 220px;
height: 280px;
border-left: 1px solid #CBCBCB;
padding-left: 35px;
}
.login5right span {
line-height: 24px;
color: #f00;
margin-left: 10px;
}
.login5right1 {
height: 40px;
line-height: 40px;
border-radius: 5px;
border: 1px solid #55ACEF;
width: 100%;
margin-bottom: 22px;
float: left;
position: relative;
}
.login5right1 .sjdl {
background: url(http://hovertree.com/texiao/jquery/14/hvtsmallico.png) no-repeat 30px 4px;
height: 22px;
line-height: 20px;
padding-left: 60px;
display: inline-block;
color: #55ACEF;
position: relative;
margin-top: 10px;
}
.login5right2 {
width: 100%;
float: left;
margin-bottom: 22px;
position: relative;
font-size: 13px;
text-align: center;
}
.login5right2 .zcdl {
color: #55ACEF;
font-size: 14px;
}
.login5right3 {
text-align: center;
height: 40px;
line-height: 40px;
width: 100%;
float: left;
margin-bottom: 22px;
position: relative;
display: inline-block;
font-size: 13px;
}
.login5right3 b {
height: 4px;
border-top: 1px solid rgb(203, 203, 203);
display: inline-block;
width: 60px;
}
.login5right3 .found {
margin-left: 8px;
}
.login5right3 .back {
margin-right: 8px;
}
.login5right4 {
text-align: center;
width: 100%;
float: left;
margin-bottom: 22px;
position: relative;
display: block;
}
.login5right4 a {
background: url(http://hovertree.com/texiao/jquery/14/hovertreeshare.png) no-repeat;
width: 46px;
height: 46px;
position: absolute;
}
.login5right4 .wb {
background-position: 0px -47px;
margin-left: -60px;
}
.login5right4 .qq {
background-position: 0px 0px;
}
.one{padding:15px}a{color:blue}
.centerhovertree{width:768px;margin:10px auto;text-align:center;}
</style>
</head>
<body>
<div class="centerhovertree">
<h2>彈出遮罩層登錄對話框</h2>
<a href="http://hovertree.com/hvtart/bjae/vgte3y3a.htm">原文</a>
<a href="http://hovertree.com">首頁</a> <a href="http://hovertree.com/texiao/">特效</a> <a href="http://hovertree.com/menu/jquery/">jQuery</a> <a href="http://hovertree.com/hvtart/bjae/jftxwtko.htm">Demo 1</a>
<br />
<input type="button" class="one" value="點擊這裡登錄" />
</div>
<div class="box">
<div class="box2">
<div class="login5">
<h2>登錄</h2>
<a class="close"></a>
</div>
<div class="login51">
<form name="login5form" action="">
<div class="login5left">
<span></span>
<div class="login5left1">
<input type="text" name="usernamehovertree" placeholder="用戶名/手機號/郵箱" />
</div>
<div class="login5left1">
<input type="password" name="user_posswordhovertree" placeholder="密碼" />
</div>
<div class="login5left2">
<a class="dl" href="http://hovertree.com/hvtart/bjae/pmdo4lfd.htm">登錄</a>
<a class="wjmm" href="http://hovertree.com/hvtart/bjae/a6w6e2qg.htm">忘記密碼</a>
</div>
</div>
<div class="login5right">
<span></span>
<div class="login5right1">
<a class="sjdl" href="http://hovertree.com/hvtart/bjae/upnrkt1d.htm">手機短信登錄</a>
</div>
<div class="login5right2">
沒有賬號？<a class="zcdl" href="http://hovertree.com/texiao/">快速注冊</a>
</div>
<div class="login5right3">
<b class="found"></b>合作賬號登錄<b class="back"></b>
</div>
<div class="login5right4">
<a class="wb"></a><a class="qq"></a>
</div>
</div>
</form>
</div>
</div>
</div>
</body>
</html>