话不多数，请看代码：
<style type="text/css">
dw_JS_huanDeng_2 {
margin: 0 auto;
width: 1100px;
position: relative;
z-index: 5;}JS_HDmenu_2 {
position: absolute;
top: 300px;
z-index: 4;}
ol,ul {
list-style: none;
}
JS_HDmenu_2 li {
float: left;
width: 12px;
height: 12px;
margin: 0 5px;
border-radius: 6px;
cursor: pointer;
background-color: #A79B9B;}
JS_HDmenu_2 li:hover {
background-color: red;}
JS_huanDeng_2 {
margin: 0px auto 0 auto;
position: relative;
height: 320px;
overflow: hidden;}JS_huanDeng_2 div,#JS_huanDeng_2 a {
display: block;
width: 100%;
height: 100%;}
JS_huanDeng_2 div {
position: absolute;
z-index: 4;}
