js 一个页面多个tab选项卡效果

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>js 一个页面多个tab选项卡效果</title>
<script>
function setTab(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"hover":"";
con.style.display=i==cursel?"block":"none";
}
}
</script>
<style>
.tab1 li.hover a{color:#000;}
</style>
</head>
<body>
<div class="menu_box1">
<div class="tab1">
<ul>
<li >新闻列表3</div>
</div>
</div>

<div class="menu_box2">
<div class="tab2">
<ul>
<li >新闻列表3</div>
</div>
</div>
</body>

</html>