<html>
<head>
<title></title>
<style type="text/css">
.content{display: none;}
</style>
</head>
<body>
<span>设为终点</span><span>设为起点</span><span>搜索附近</span>
<div class="content">1</div>
<div class="content">2</div>
<div class="content">3</div>
<script>
var _span=document.getElementsByTagName("span");
var _div=document.getElementsByTagName("div");
for (var i = 0,len=_span.length; i <len; i++) {
_span[i].index=_div[i].index=i;
_span[i].onclick=function(){
var ind=this.index;
if (_div[ind].className=="content") {
for(var j=0;j<len;j++){
_div[j].className="content";
}
_div[ind].className="";
}else{
_div[ind].className="content";
}
}
};
</script>
</body>
</html>
你看一下有什么问题
追问基本的是能满足了!可不可以再写细一点!