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<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>选项卡</title>
	<style>
	  .x input{background:white;}
	  .x input.active{background:red;}
	  .x div{width:200px;height:100px;border:1px solid blue;display:none;}
	</style>
	<script>
	window.onload=function(){
	       var  divX=document.getElementById("div1");
	        oBut=divX.getElementsByTagName("input");
	        oDiv=divX.getElementsByTagName("div");
	       for(var i=0;i<oBut.length;i++){
	   	          oBut[i].index=i;
                  oBut[i].onclick= function(){
            	      for(var i=0; i<oBut.length;i++){
                           oBut[i].className=‘‘;
                           oDiv[i].style.display="none";
            	   }
            	      this.className="active";
            	      oDiv[this.index].style.display=‘block‘;
                }
	     }
	};
	</script>
</head>
<body>
   <div class="x" id="div1">
     <input class="active" type="button" name="" value="财经">
     <input type="button" name="" value="体育">  
     <input type="button" name="" value="社会"> 
     <div style="display:block">俄罗斯卢布暴跌物价上涨 居民抢购生活物资 专题</div> 
     <div>小罗为亨利送上祝福 球场拥抱基情满满</div>
     <div>佳木斯设假警察保卫政府大楼 称上访人员管不住</div>   	
   </div>
</body>
</html>
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原文地址:http://www.cnblogs.com/jalja/p/4174152.html