初探JavaScript魅力（四）

选项卡
<title>无标题文档</title>

<style>

#div1 .active{background:#FF0;}

#div1 div{width:200px; height:200px; background:#666; border:1px solid #999;

         display:none;}

</style>

<script>

window.onload=function (){

    var oDiv=document.getElementById('div1');

    var aBtn=oDiv.getElementsByTagName('input');

    var aDiv=oDiv.getElementsByTagName('div');

    for(var i=0;i<aBtn.length;i++){

        aBtn[i].index=i;

        aBtn[i].onclick=function (){

            for(var i=0;i<aBtn.length;i++){

                aBtn[i].className='';

                aDiv[i].style.display='none';

                }

                this.className='active';

                aDiv[this.index].style.display='block';

            };

        }

    };

</script>

</head>

<body>

<div id="div1">

<input class="active" type="button" value="教育"/>

<input type="button" value="培训"/>

<input type="button" value="招生"/>

<input type="button" value="出国"/>

   <div style="display:block;">1111</div>

   <div>2222</div>

   <div>3333</div>

   <div>4444</div>

</div>

</body>
初探JavaScript魅力（四）-LMLPHP