JSFiddle - React, Tailwind, and code Playground
HTML
<script src="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/css/bootstrap-combined.min.css">
<div id="im_modal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="Image" aria-hidden="true">
<div class="modal-footer">
<a type="button" class="btn pull-left" data-dismiss="modal">Cancel</a>
<button type="submit" class="btn btn-primary pull-left">OK</button>
</div>
</div>
JavaScript
$(function(){
$('#im_modal').modal('show');
});