<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>jquery實(shí)現(xiàn)彈出登陸窗口</title> 
<script src="./jquery-1.11.1.min.js"></script><!--本地的 一定要引進(jìn)jquery才有效哦 --> 
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.0/jquery.min.js"> 
<script> 
jQuery(document).ready(function($) { 
$('.login').click(function(){ //jquery的點(diǎn)擊事件 
$('.body-color').fadeIn(100);//全局變得黑的效果，具體的div就是theme-popover-mask這個(gè) 
$('.hide-body').slideDown(200);//將隱藏的窗口div顯示出來(lái) 
}) 
$('.close-window .close').click(function(){ 
$('.body-color').fadeOut(100);// 
$('.hide-body').slideUp(200);//將顯示的窗口隱藏起來(lái) 
}) 

}) 
</script> 
</head> 
<!-- 整個(gè)彈出框分為三個(gè)主體，一個(gè)是關(guān)閉的div 一個(gè)中間主要顯示的div 最后一個(gè)就是增加其他內(nèi)容的div --> 
<body> 
<div> 
<!-- 這就是點(diǎn)擊事件的觸發(fā)，其中 theme-login是可以修改的 --> 
<a class="login btn" href="javascript:;">點(diǎn)擊查看效果</a> 
</div> 
<div class="hide-body"> 
<div class="close-window"> 
<!-- 關(guān)閉窗口，也就是觸發(fā)關(guān)閉div的事件--> 
<a href="javascript:;" title="關(guān)閉" class="close">×</a> 
<h3>登錄 是一種態(tài)度</h3> 
</div> 
<!-- 中間主體顯示div 可以增加其他的樣式--> 
<div class="login-body dform"> 
<form class="signin" name="loginform" action="" method="post"> 
<ol> 
<li><h4>你必須先登錄！</h4></li> 
<li><label for="username">用戶名：</label><input class="ipt" 
type="text" id="username" value="lnc" size="20" /></li> 
<li><label for="password">密 碼：</label><input 
class="ipt" type="password" id="password" value="***********" 
size="20" /></li> 
<li><input class="btn btn-primary" type="submit" name="submit" 
value=" 登 錄 " /></li> 
</ol> 
</form> 
</div> 
<!-- 底部的div --> 
<div class="bottom"> 
<hr> 
<pre>底部部分文字顯示哦</pre> 
</div> 
</div> 

<div class="body-color"></div> 

</body> 
</html> 

<style> 
.btn { 
position: relative; 
cursor: pointer; 
display: inline-block; 
vertical-align: middle; 
font-size: 12px; 
font-weight: bold; 
height: 27px; 
line-height: 27px; 
min-width: 52px; 
padding: 0 12px; 
text-align: center; 
text-decoration: none; 
border-radius: 2px; 
border: 1px solid #ddd; 
color: #666; 
background-color: #f5f5f5; 
background: -webkit-linear-gradient(top, #F5F5F5, #F1F1F1); 
background: -moz-linear-gradient(top, #F5F5F5, #F1F1F1); 
background: linear-gradient(top, #F5F5F5, #F1F1F1); 
} 

.login-body { 
padding: 60px 15px; 
color: #444; 
height: 148px; 
} 

.ipt { 
border: solid 1px #d2d2d2; 
border-left-color: #ccc; 
border-top-color: #ccc; 
border-radius: 2px; 
box-shadow: inset 0 1px 0 #f8f8f8; 
background-color: #fff; 
padding: 4px 6px; 
height: 21px; 
line-height: 21px; 
color: #555; 
width: 180px; 
vertical-align: baseline; 
} 

.dform { 
padding: 80px 60px 40px; 
text-align: center; 
} 

.signin { 
margin: -50px -20px -50px 90px; 
text-align: left; 
font-size: 14px; 
} 

.signin h4 { 
color: #999; 
font-weight: 100; 
margin-bottom: 20px; 
font-size: 12px; 
} 

.signin li { 
padding-left: 80px; 
margin-bottom: 15px; 
} 

.signin ol { 
list-style-type: none; 
} 

.signin li strong { 
float: left; 
margin-left: -80px; 
width: 80px; 
text-align: right; 
line-height: 32px; 
} 

.signin .btn { 
margin-bottom: 10px; 
} 

.signin p { 
font-size: 12px; 
color: #999; 
} 

.theme-desc,.theme-version { 
padding-top: 0 
} 

.body-color { 
z-index: 9998; 
position: fixed; 
top: 0; 
left: 0; 
width: 100%; 
height: 100%; 
background: #000; 
opacity: 0.4; 
filter: alpha(opacity = 40); 
display: none 
} 

.hide-body { 
z-index: 9999; 
position: fixed; 
top: 30%; 
left: 40%; 
width: 1000px; 
height: 618px; 
margin: -180px 0 0 -330px; 
border-radius: 5px; 
border: solid 2px #666; 
background-color: #fff; 
display: none; 
box-shadow: 0 0 10px #666; 
} 

.close-window { 
border-bottom: 1px solid #ddd; 
padding: 22px; 
position: relative; 
} 

.bottom { 
margin-top: 180px; 
} 

.close-window .close { 
float: right; 
color: #999; 
padding: 5px; 
margin: -2px -5px -5px; 
font: bold 14px/14px simsun; 
text-shadow: 0 1px 0 #ddd 
} 

.close-window .close:hover { 
color: #444; 
} 
</style>

最終效果圖：