<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <a href="#" class="btn btn-danger" id="button">Not Link</a> </div> </div>

$(document).ready(function(){ $("#button").click(function(){ if ($(this).text() == "Not Link"){ $(this).removeClass("btn-danger"); $(this).addClass("btn-success"); } }); });