<!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>
<title>jQuery实现渐变弹出层和弹出菜单</title>
<script type="text/javascript" src="/images/jquery.js"></script>
<style>
/* 渐变弹出层 */
body{font-size:9pt;}
#race{display:block;width:200px;height:50px;line-height:50px;text-align:center;background:#CCC;border:#555 1px solid;}
.raceShow{background-color:#f1f1f1;border:solid 1px #ccc;position:absolute;display:none;width:300px;height:100px;padding:5px;font-size:12px;}
#UpLayer span{border:#fff 1px solid; width:80px; padding:0 5px; line-height:20px; display:block;}
#UpLayer ul{display:none;position:absolute;border:#ccc 1px solid;width:80px; padding:5px; line-height:20px; background:#f1f1f1; margin:-1px 0 0 0;}
#UpLayer ul li{ border-bottom:#ccc 1px dashed;}
</style>
</head>
<body>
<script type="text/javascript">
// 渐变弹出层
$(document).ready(function(){
var speed = 600;//动画速度
$("#race a").click(function(event){//绑定事件处理
event.stopPropagation();
var offset = $(event.target).offset();//取消事件冒泡
$("#racePop").css({ top:offset.top + $(event.target).height() + "px", left:offset.left });//设置弹出层位置
$("#racePop").show(speed);//动画显示
});
$(document).click(function(event) { $("#racePop").hide(speed) });//单击空白区域隐藏
$("#racePop").click(function(event) { $("#racePop").hide(speed) });//单击弹出层则自身隐藏
var objStr = "#UpLayer";
$(objStr).mouseover(function(){$(objStr + " ul").show();});
$(objStr).mouseout(function(){$(objStr + " ul").hide();});
});
</script>
<!-- 渐变弹出层 -->
<div id="race"><a href="#">点击</a></div>
<div id="racePop" class="raceShow">这里是弹出层效果</div>
<div id="UpLayer">
<span><a href="javascript:void(0)">弹出层</a></span>
<ul>
<li><a href="http://www.baidu.com">百度搜索</a></li>
<li><a href="https://www.jb51.net">脚本之家</a></li>
<li><a href="http://sc.jb51.net">素材之家</a></li>
<li><a href="http://www.sina.com.cn/">新浪首页</a></li>
</ul>
</div>
</body>
</html>