<!DOCTYPE html>
<html>
<head>
   <title>Try v1.2 Bootstrap Online</title>
   <link href="/bootstrap/css/bootstrap.min.css" rel="stylesheet">
   <script src="/scripts/jquery.min.js"></script>
   <script src="/bootstrap/js/bootstrap.min.js"></script>
</head>
<body>

<div clas = "container" style = "padding: 100px 50px 10px;" >
   <button type = "button" class = "btn btn-primary popover-show" 
      title = "Popover title" data-container = "body" data-toggle = "popover" 
      data-content = "Some content in Popover with show method">

      Popover on left
   </button>
</div>

<script>
   $(function () { $('.popover-show').popover('show');});

   $(function () { $('.popover-show').on('shown.bs.popover', function () {
      alert("Alert message on show");
   })});
</script>

</body>
</html>