The following code shows how to click to change button text and state.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.9.1.js'></script>
<link rel="stylesheet" type="text/css"
href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.no-icons.min.css">
<script type='text/javascript'
src="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js"></script>
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){<!-- w w w . j a v a 2s . c om-->
$(document).ready(function () {
$("#btn-id").button();
$("#btn-id").click(function () {
$(this).button('loading');
setTimeout(function () {
$("#btn-id").button('reset').addClass("btn-success");
}, 2000);
});
});
});//]]>
</script>
</head>
<body>
<p>
<button id="btn-id" class="btn btn-large btn-primary" type="button"
data-loading-text="loading stuff...">Click Me</button>
</p>
</body>
</html>