1.自动轮播+经过圆点滚动+鼠标停留在圆点上 时候暂停+离开圆点自动轮播：
复制代码 代码如下:
<!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>焦点图</title>
<script type="text/javascript" src="https://www.jb51.net/js/jquery-1.8.0.min.js"></script>
<style type="text/css">*{margin:0; padding:0; list-style:none;}
.clear-fix{*zoom:1;}
.clear-fix:after{ content:"\0020"; clear:both; height:0; display:block;}
h1{ text-align:center;}
.slider{width:980px; height:365px; margin:0 auto; position:relative;}
.slider .img_box{width:980px; height:365px; overflow:hidden;}
.slider ul{width:100000px;}
.slider li{ width:980px; height:365px; float:left; background:#ccc; text-align:center; font-size:larger; line-height:365px;}
.slider .num_box{ position:absolute; bottom:10px; right:10px;}
.slider .num_box a{ width:10px; height:10px; background:#fff; border-radius:5px; display:inline-block;}
.slider .num_box a.c{ background:#C00;}</style>
</head>
<body>
<h1>鼠标经过圆点切换</h1>
<div>
<div>
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
</ul>
</div>
<div>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
</div>
</div>
<script type="text/javascript">//鼠标经过圆点的滚动：
var n=0;
function slider(n){
$("ul").animate({marginLeft:-n*980},1000);
$(".num_box a").removeClass("c").eq(n).addClass("c");
}
t=setInterval(function(){
n++;
n=n>=$(".num_box a").length?0:n;
slider(n);
},3000)
slider(n);
$(".num_box a").hover(function(){
clearInterval(t);
slider($(this).index());
},function(){
t=setInterval(function(){
n=$(".num_box a.c").index()+1;
n=n>=$(".num_box a").length?0:n;
slider(n);
},3000)
})</script>
</body>
</html>
2.自动轮播+鼠标点击圆点滚动+离开圆点自动轮播：
复制代码 代码如下:
<!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>焦点图1</title>
<script type="text/javascript" src="https://www.jb51.net/js/jquery-1.8.0.min.js"></script>
<style type="text/css">*{margin:0; padding:0; list-style:none;}
.clear-fix{*zoom:1;}
.clear-fix:after{ content:"\0020"; clear:both; height:0; display:block;}
h1{ text-align:center;}
.slider{width:980px; height:365px; margin:0 auto; position:relative;}
.slider .img_box{width:980px; height:365px; overflow:hidden;}
.slider ul{width:100000px;}
.slider li{ width:980px; height:365px; float:left; background:#ccc; text-align:center; font-size:larger; line-height:365px;}
.slider .num_box{ position:absolute; bottom:10px; right:10px;}
.slider .num_box a{ width:10px; height:10px; background:#fff; border-radius:5px; display:inline-block;}
.slider .num_box a.c{ background:#C00;}</style>
</head>
<body>
<h1>鼠标点击圆点切换</h1>
<div>
<div>
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
</ul>
</div>
<div>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
<a href="javascript:void(0)"></a>
</div>
</div>
<script type="text/javascript">var n=0;
function slider(n){
$("ul").animate({marginLeft:-n*980},500);
$(".num_box a").removeClass("c").eq(n).addClass("c");
}
t=setInterval(function(){
n++;
n=n>=$(".num_box a").length?0:n;
slider(n);
},3000)
slider(n);
$(".num_box a").click(function(){
clearInterval(t);
slider($(this).index());
$(".num_box a").mouseout(function(){
clearInterval(t);
t=setInterval(function(){
n=$(".num_box a.c").index()+1;
n=n>=$(".num_box a").length?0:n;
slider(n)
},3000);
})
})</script>
</body>
</html>
3.自动轮播+点击上一个，下一个，圆点滚动+离开上一个，下一个，圆点自动轮播：
复制代码 代码如下: