The following code shows how to create popover.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.8.3.js'></script>
<link rel="stylesheet" type="text/css"
href="http://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/2.1.1/css/bootstrap.min.css">
<script type='text/javascript'
src="http://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/2.1.1/bootstrap.min.js"></script>
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){<!--from w w w. j a v a2 s .co m-->
$('body').popover({
selector: '.has-popover',
trigger: 'hover'
});
$('.add-one').on('click', function () {
$('#popover-triggers').append("<a class='btn has-popover' data-content='Hello world'>Added trigger</a>");
});
});//]]>
</script>
</head>
<body>
<div id="popover-triggers">
<a class="btn has-popover" data-content="Hello world">Initial
trigger</a>
</div>
<a class="btn btn-orange add-one">Add new Popover trigger</a>
</body>
</html>