<title>JS css模仿select</title>
<style>
.zselect{width:500px;height:50px;line-height:50px;border:1px solid #ccc;position: relative;}
.zselect ul{width:100%;list-style: none;margin: 0px;padding: 0px;position: absolute;z-index: 999;border: 1px solid #ccc;background: #fff;}
.zselect ul li{width:100%;height:50px;line-height:50px;text-align:center;margin: 2px 0px;background: #CCC; display: none; cursor: pointer;}
.zselect ul li:hover{background: #666;}
.zselect ul li.on{display: block; }
</style>
<div class="zselect">
<ul>
<li class="on">请选择编程语言</li>
<li>Visual C#</li>
<li>Visual Basic</li>
<li>PHP</li>
<li>Foxpro</li>
<li>易语言</li>
</ul>
</div>
<script>
var lis = document.getElementsByClassName('zselect')[0].getElementsByTagName('li');
for(var i = 0; i < lis.length; i++){
lis[i].onclick = function(){
if(this.parentNode.getAttribute('_zxs') == 'show'){
//for(var j = 0; j < lis.length; j++){ lis[j].className = '';}
for(var j = 0; j < lis.length; j++){ lis[j].style.display = 'none';}
this.className = 'on';
this.style.display = 'block';
this.parentNode.setAttribute('_zxs','hide');
}else{
//for(var j = 0; j < lis.length; j++){ lis[j].className = 'on';}
for(var j = 0; j < lis.length; j++){ lis[j].style.display = 'block';}
this.parentNode.setAttribute('_zxs','show');
}
};
}
</script>