Add Class Example

by ablealias

HTML

<div id ="notice" class="">Please notice this area</div>
<button>Add Class</button>

CSS

.divcls{background-color:red;font-weight:bold;width:150px}

JavaScript

$("button").click(function(){
    $("#notice").addClass("divcls");
    setTimeout(function() { $("#notice").removeClass("divcls") }, 1000);
 });