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jquery控制左右箭頭滾動圖片列表的實例
<!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=gb2312" />
<script type="text/javascript" src="js/jquery-1.7.min.js"></script>
<title>jq控制左右箭頭滾動圖片列表</title>
<style type="text/css">
*{ margin:0; padding:0;font-size: 12px;}
ul{ list-style:none;}
.slider{ width:760px;border: 1px #708090 solid; padding:10px 20px;height: 130px;margin: 100px auto;position: relative;cursor: pointer;}
#slider_pic{ width: 630px;margin:0 auto;overflow: hidden;height: 130px;position: relative;}
.prev,.next{position: absolute;width: 20px;height: 20px;cursor: pointer;top:60px;background-color: #daa520; text-align: center;line-height: 20px;font-weight: bold;color: #fff;}
.next{right: 20px;}
.no_click{background-color: #808080;}
#slider_pic li{float: left;margin-right: 10px;}
#slider_pic ul{position: absolute;left: 0;}
</style>
<script type="text/javascript">
$(function(){
var oPic=$('#slider_pic').find('ul');
var oImg=oPic.find('li');
var oLen=oImg.length;
var oLi=oImg.width();
var prev=$("#prev");
var next=$("#next");
oPic.width(oLen*210);//計算總長度
var iNow=0;
var iTimer=null;
prev.click(function(){
if(iNow>0){
iNow--;
}
ClickScroll();
})
next.click(function(){
if(iNow<oLen-3){
iNow++
}
ClickScroll();
})
function ClickScroll(){
iNow==0? prev.addClass('no_click'): prev.removeClass('no_click');
iNow==oLen-3?next.addClass("no_click"):next.removeClass("no_click");
oPic.animate({left:-iNow*210})
}
})
</script>
</head>
<body>
<div class="slider">
<span class="prev no_click" id="prev"><<</span>
<span class="next " id="next">>></span>
<div id="slider_pic">
<ul>
<li><img src="http://images.jb51.net/cnblogs_com/hxh-hua/478335/o_01.jpg" width="200" height="130" /></li>
<li><img src="http://images.jb51.net/cnblogs_com/hxh-hua/478335/o_02.jpg" width="200" height="130" /></li>
<li><img src="http://images.jb51.net/cnblogs_com/hxh-hua/478335/o_03.jpg" width="200" height="130" /></li>
<li><img src="http://images.jb51.net/cnblogs_com/hxh-hua/478335/o_04.jpg" width="200" height="130" /></li>
<li><img src="http://images.jb51.net/cnblogs_com/hxh-hua/478335/o_05.jpg" width="200" height="130" /></li>
</ul>
</div>
</div>
</body>
</html>
