<!doctype html>
<html>
<head>
<meta charset="gb2312">
<title>无标题文档</title>
<style type="text/css">
*{ margin:0; padding:0;}
#wrap{ width:980px; height:178px; margin:0 auto;}
#wrap ul li{ float:left; list-style:none; margin:10px 15px;}
#wrap ul li img{ box-shadow:0 5px 20px #999;}
.gray{ background:#000; opacity:0.6; width:100%; height:100%; position:fixed; left:0; top:0; display:none;}
.bigimg{ width:500px; height:340px; position:absolute; top:127px; left:449px; padding:10px; background:#fff; display:none;}
.btn1{ position:absolute; top:150px; left:-75px;}
.btn2{ position:absolute; top:150px; right:-75px;}
</style>
</head>
<body>
<div id="wrap">
<ul>
<li><img src="images/10.jpg" bigsrc="images/19.jpg"alt=""></li>
<li><img src="images/11.jpg" bigsrc="images/20.jpg"alt=""></li>
<li><img src="images/12.jpg" bigsrc="images/21.jpg"alt=""></li>
<li><img src="images/13.jpg" bigsrc="images/22.jpg"alt=""></li>
<li><img src="images/14.jpg" bigsrc="images/23.jpg"alt=""></li>
<li><img src="images/15.jpg" bigsrc="images/24.jpg"alt=""></li>
<li><img src="images/16.jpg" bigsrc="images/25.jpg"alt=""></li>
<li><img src="images/17.jpg" bigsrc="images/26.jpg"alt=""></li>
<li><img src="images/18.jpg" bigsrc="images/27.jpg"alt=""></li>
</ul>
</div>
<!--蒙层*/-->
<div class="gray"></div>
<!--大图左右切换-->
<div class="bigimg">
<img src="images/left.png" alt="" class="btn1">
<img src="images/right.png" alt="" class="btn2">
<img src="images/19.jpg" alt="" class="bImg">
</div>
<script type="text/javascript" src="js/jquery-1.8.3.min.js"></script>
<script type="text/javascript">
//点击图片列表显示大图及灰色图层
var _index=0;
var bigpic;
$("#wrap ul li").click(function(){
$(".gray").show();
$(".bigimg").show();
bigpic=$(this).find("img").attr("bigsrc");
$(".bigimg").find(".bImg").attr("src",bigpic);
_index=$(this).index();
})
//点击灰色图层,隐藏大图及灰色图层
$(".gray").click(function(){
$(this).hide();
$(".bigimg").hide();
})
//点击左箭头切换图片
$(".btn1").click(function(){
_index--;
if( _index<0){_index=0;}
bigpic=$("#wrap ul li").eq(_index).find("img").attr("bigsrc");
$(".bigimg").find(".bImg").attr("src",bigpic);
})
//点击左箭头切换图片
$(".btn2").click(function(){
_index++;
if( _index>8){_index=8;}
bigpic=$("#wrap ul li").eq(_index).find("img").attr("bigsrc");
$(".bigimg").find(".bImg").attr("src",bigpic);
})
</script>
</body>
</html>