图片Slider 带左右按钮 _.net

图片Slider 带左右按钮

<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "https://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="https://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>?????</title>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.1/jquery.js"></script>
<style type="text/css">
body,ul,li { padding:0; margin:0}
ul,li { list-style:none}
.img-scroll { position:relative; margin:20px auto; width:440px;}
.img-scroll .prev,.img-scroll .next { position:absolute; display:block; width:50px; height:100px; background-color:#000;
top:0; color:#fff; text-align:center; line-height:100px}
.img-scroll .prev { left:0}
.img-scroll .next { right:0}
.img-list { position:relative; width:320px; height:100px; margin-left:60px; overflow:hidden}
.img-list ul { width:9999px;}
.img-list li { float:left; display:inline; width:100px; margin-right:10px; height:100px; background-color:#bdbddf; text-align:center; line-height:100px;}
</style>
</head>

<body>
<p class="img-scroll">
<span class="prev">prev</span>
    <span class="next">next</span>
    <p class="img-list">
     <ul>
         <li>1</li>
            <li>2</li>
            <li>3</li>
            <li>4</li>
        </ul>
    </p>
</p>
<script type="text/javascript">
function dy_scroll(wraper,prev,next,img,speed,or)
{
var wraper = $(wraper);
var prev = $(prev);
var next = $(next);
var img = $(img).find('ul');
var w = img.find('li').outerwidth(true);
var s = speed;
next.click(function()
       {
        img.animate({'margin-left':-w},function()
                  {
                   img.find('li').eq(0).appendto(img);
                   img.css({'margin-left':0});
                   });
        });
prev.click(function()
       {
        img.find('li:last').prependto(img);
        img.css({'margin-left':-w});
        img.animate({'margin-left':0});
        });
if (or == true)
{
   ad = setinterval(function() { next.click();},s*1000);
   wraper.hover(function(){clearinterval(ad);},function(){ad = setinterval(function() { next.click();},s*1000);});