HTML
<atricle>
<aside>
<ul id="tab">
<li class="active">first</li>
<li>second</li>
<li>third</li>
<li>fourth</li>
</ul>
</aside>
<aside>
<div class="content" name="display">first</div>
<div class="display" name="display">second</div>
<div class="display" name="display">third</div>
<div class="display" name="display">fourth</div>
</aside>
</atricle>
javascript(1)
<script>
var tabs=document.getElementById("tab").getElementsByTagName("li");
var divs=document.getElementsByName("display");
for(var i=0;i<tabs.length;i++){
tabs[i].onclick=function () {
change(this);
}
}
function change(obj) {
for(var i=0;i<tabs.length;i++){
if(tabs[i]==obj){
tabs[i].className="active";
divs[i].className="content"
}else{
tabs[i].className="";
divs[i].className="display";
}
}
}
</script>