课后练习：非常简单的选项卡

2015-12-04 本文已影响90人冯走心
兼容 ie6 ie7 ie8 chrome firefox
 <!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <title></title>
  </head>
  <style type="text/css">
 
    body,ul,li {
      margin: 0;
      padding: 0;
    }
    li {
      list-style: none;
    }
    .tab {
      width: 600px;
      margin: 20px auto;
    }
    .tab .nav {
      display: table;
      /*webkit*/
      width: 100%;
      height: 40px;
      word-spacing: -1em;
      border: 1px solid #a0b3d6;
      border-bottom: 0;
    }
    .tab .nav li {
      line-height: 40px;
      display: inline-block;
      zoom: 1;
      *display: inline;
    }
    .tab .nav a {
      font-size: 14px;
      display: block;
      zoom: 1;
      padding: 0 30px;
      color: #34538b;
      border-right: 1px solid #a0b3d6;
      background-color: #eaf0fd;
      *display: inline;
    }
    .tab li.seleted a {
      margin-bottom: -1px;
      border-bottom: 1px solid #fff;
      background: #fff;
      *position: relative;
      *border: 0;
      *margin: 0;
      *bottom: -1px;
    }
    .tab li.seleted {
      *border-right: 1px solid #a0b3d6;
    }
    .tab .content {
      width: 100%;
      height: 600px;
      border: 1px solid #a0b3d6;
    }
  </style>
  <body>
  
      <div class="tab">
          <ul class="nav">
              <li class="seleted"><a href="javascript:;">首页</a></li>
              <li><a href="javascript:;">技术</a></li>
              <li><a href="javascript:;">生活</a></li>
              <li><a href="javascript:;">作品</a></li>
          </ul>
          <div class="content">
          </div>
      </div>
   
    <script type="text/javascript">
      window.onload = function() {
          var oTab = document.getElementsByClassName('nav')[0];
          var oContent=document.getElementsByClassName('content')[0];
          var aLi = oTab.getElementsByTagName('li');
          var aA = oTab.getElementsByTagName('a');
          var aContent = ['首页内容', '技术内容', '生活内容', '作品内容'];
          var caLi=aLi[0];
          oContent.innerHTML=aContent[0];
           for (var i = 0; i < aA.length; i++) {
              aA[i].onclick =(function(i){
              return function(){ 
                      caLi.className='';
                      aLi[i].className='seleted';
                      caLi=aLi[i];
                  oContent.innerHTML=aContent[i];
              }
           })(i);
           }
      };
  </script>
    </body>
</html>
课后练习：非常简单的选项卡

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