<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<script src="http://lipis.github.io/bootstrap-sweetalert/lib/sweet-alert.js"></script>
<link rel="stylesheet" href="http://lipis.github.io/bootstrap-sweetalert/lib/sweet-alert.css">
<div class="examples">
<button class="btn btn-lg btn-success sweet-12" onclick="_gaq.push(['_trackEvent', 'example, 'try', 'Success']);">Success</button>
</div>
document.querySelector('.sweet-12').onclick = function(){
swal({
title: "Are you sure?",
text: "You will not be able to recover this imaginary file!",
type: "success",
showCancelButton: true,
confirmButtonClass: 'btn-success',
confirmButtonText: 'Success!'
});
};