封装了一个js图片轮换效果的函数

  其中如果有问题,有更好的意见或者建议都可在最后留言,都将对您感激不尽。

  具体的代码如下:

  

复制代码 代码如下:

  <!DOCTYPE HTML>

  <html>

  <head>

  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" >

  <title>图片轮换效果</title>

  <style type="text/css">

  body, div { margin: 0; paading: 0; font-size: 12px; }

  ul, li { margin: 0; padding: 0; list-style: none; }

  .clear { clear: both; width: 1px; height: 0px; line-height: 0px; font-size: 1px; }

  .left { float: left; }

  .right { float: right; }

  ul, li { margin: 0; padding: 0; list-style: none; }

  .box { width: 960px; margin: 0 auto; padding-top: 15px; }

  .flash { position: relative; width: 360px; height: 280px; overflow: hidden; }

  .list { position: relative; width: 360px; height: 260px; overflow: hidden; }

  .list li img{ position: absolute; left: 0; top: 0; width: 360px; height: 260px;}

  .list li { display: none; }

  .list .over { display: block;}

  .btn { position: absolute; top: 233px; width: 360px; height: 26px; background: #000; line-height: 26px; opacity: 0.7; filter: alpha(opacity=70); text-align: right; }

  .btn a { padding: 2px 5px; margin: 0 2px; border: 1px solid #fff; border-radius: 2px; background: #000; color: #fff; text-decoration: none; cursor: pointer; }

  .btn .over { background: #f00; }

  .btn2 { position: absolute; top: 206px; height:62px; }

  .btn2 img { width: 70px; height: 60px; border: 1px solid #ccc; }

  .btn2 .over img { border: 1px solid #f00; }

  .flash2 { position: relative; width: 800px; }

  .flash2 .list { float: left; }

  .flash2 .btn2 { float: left; position: static; width: 150px; height: 280px; }

  .flash2 .btn2 img { width: 120px; height: 47px; }

  </style>

  <script type="text/javascript" src="jquery-1.6.1.min.js"></script>

  <script type="text/javascript" src="scroll.js">

  var autoPlay = {

  setTimeShow: function(showObj, btnObj, showClass, timer) {

  var length = btnObj.length;

  var timeId = null;

  var index = 0;

  if(showObj.length == btnObj.length) {

  timeId = window.setInterval(function(){

  index = autoPlay.showCon(showObj, btnObj, showClass, index); //返回操作后的index

  }, timer);

  } else if (length == 1) {

  clearInterval(timeId); // 如果只有一张图片,则清除计时器,停止自动播放。

  } else {

  return false;

  }

  // 鼠标点击的操作。

  btnObj.each(function(i) {

  $(this).click(function() {

  $(this).addClass(showClass);

  btnObj.not($(this)).removeClass(showClass);

  showObj.eq(i).show('slow');

  showObj.not(showObj.eq(i)).hide();

  index = i;

  });

  });

  },

  //自动轮换显示

  showCon: function(show, btnObj, showClass, index) {

  btnObj.eq(index).addClass(showClass);

  btnObj.not(btnObj.eq(index)).removeClass(showClass);

  show.eq(index).show('slow');

  show.not(show.eq(index)).hide();

  if (index >= btnObj.length -1) {

  index = 0;

  } else {

  index++;

  }

  return index; //返回操作后的index

  },

  };

  </script>

  <script type="text/javascript">

  $(document).ready(function() {

  autoPlay.setTimeShow($('#list1 li'), $('#btn1 a'), 'over', 3000);

  autoPlay.setTimeShow($('#list2 li'), $('#btn2 a'), 'over', 3000);

  autoPlay.setTimeShow($('#list3 li'), $('#btn3 a'), 'over', 3000);

  });

  </script>

  </head>

  <body>

  <div class="box">

  <div class="flash">

  <ul class="list" id='list1'>

  <li class="over"><img src="images/11.jpg" /></li>

  <li><img src="images/2.jpg" /></li>

  <li><img src="images/6.jpg" /></li>

  <li><img src="images/8.jpg" /></li>

  <li><img src="images/9.jpg" /></li>

  </ul>

  <div class="btn" id="btn1">

  <a class="over" href="#">1</a><a href="#">2</a><a href="#">3</a><a href="#">4</a><a href="#">5</a>

  </div>

  </div>

  </div>

  <div class="box">

  <div class="flash">

  <ul class="list" id='list2'>

  <li class="over"><img src="images/11.jpg" /></li>

  <li><img src="images/2.jpg" /></li>

  <li><img src="images/6.jpg" /></li>

  <li><img src="images/8.jpg" /></li>

  <li><img src="images/9.jpg" /></li>

  </ul>

  <div class="btn2" id="btn2">

  <a class="over" href="#"><img src="images/11.jpg"/></a><a href="#"><img src="images/2.jpg"/></a><a href="#"><img src="images/6.jpg"/></a><a href="#"><img src="images/8.jpg"/></a><a href="#"><img src="images/9.jpg"/></a>

  </div>

  </div>

  </div>

  <div class="box">

  <div class="flash2">

  <ul class="list" id='list3'>

  <li class="over"><img src="images/11.jpg" /></li>

  <li><img src="images/2.jpg" /></li>

  <li><img src="images/6.jpg" /></li>

  <li><img src="images/8.jpg" /></li>

  <li><img src="images/9.jpg" /></li>

  </ul>

  <div class="btn2" id="btn3">

  <a class="over" href="#"><img src="images/11.jpg"/></a><a href="#"><img src="images/2.jpg"/></a><a href="#"><img src="images/6.jpg"/></a><a href="#"><img src="images/8.jpg"/></a><a href="#"><img src="images/9.jpg"/></a>

  </div>

  </div>

  </div>

  </body>

  </html>