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[javascript]一段焦点图的js代码

 1 <html> 2 <head> 3     <meta name="name" content="content"charset="utf-8"/> 4     <style type="text/css" media="screen"> 5         #main{ width: 800px;height: 300px;margin: 0 auto;position: relative;} 6         #main .list{z-index: 10;} 7         #main .list li{position: absolute;width: 800px;height: 300px;background: #ccc;list-style: none} 8         #main .bt{ z-index: 200;position: absolute;bottom: 10px;right: 10px;} 9         #main .bt li{list-style: none;float: left;width: 40px;height: 40px;border: 1px solid #ccc;text-align: center;line-height: 40px;}10         #main .bt li:hover{background:#ccc}11     </style>12     <script type="text/javascript" src="move.js"></script>13     <script type="text/javascript">14     window.onload=function  () {15          var bt=document.getElementsByTagName(ul)[1];16          var btli=bt.getElementsByTagName(li);17          var list=document.getElementsByTagName(ul)[0];18          var lis=list.getElementsByTagName(li);19          var index=5;20         lis[0].style.zIndex=index;21         for (var i = 0; i < btli.length; i++) {22             btli[i].index=i;23             btli[i].onmouseover=function  () {24                 lis[this.index].style.zIndex=index;25                 index++;26             }27             btli[i].onmouseout=function  () {28                 lis[0].style.zIndex=index;29                 index++;30             }31 32         };33     }34     </script>35     <title></title>36 </head>37 <body>38     <div id="main">39         <ul class="list">40             <li style="background: #f00;"></li>41             <li style="background: #ff0"></li>42             <li style="background: #f0f"> </li>43             <li style="background: #fcc"></li>44         </ul>45         <div class="bt">46             <ul>47                 <li>1</li>48                 <li>2</li>49                 <li>3</li>50                 <li>4</li>51             </ul>52         </div><!-- / -->53 54     </div>55 </body>56 </html>

闲着没事写的一段javascript代码。

[javascript]一段焦点图的js代码