jquery控制左右箭头滚动图片列表的实例

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=gb2312" />

  <script type="text/javascript" src="js/jquery-1.7.min.js"></script>

  <title>jq控制左右箭头滚动图片列表</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);//计算总长度

  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.glzy8.com/cnblogs_com/hxh-hua/478335/o_01.jpg" width="200" height="130" /></li>

  <li><img src="http://images.glzy8.com/cnblogs_com/hxh-hua/478335/o_02.jpg" width="200" height="130" /></li>

  <li><img src="http://images.glzy8.com/cnblogs_com/hxh-hua/478335/o_03.jpg" width="200" height="130" /></li>

  <li><img src="http://images.glzy8.com/cnblogs_com/hxh-hua/478335/o_04.jpg" width="200" height="130" /></li>

  <li><img src="http://images.glzy8.com/cnblogs_com/hxh-hua/478335/o_05.jpg" width="200" height="130" /></li>

  </ul>

  </div>

  </div>

  </body>

  </html>