JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://fb.me/JSXTransformer-0.11.1.js"></script>
<script src="http://fb.me/react-with-addons-0.11.1.js"></script>
<script src="http://fb.me/react-js-fiddle-integration.js"></script>

JavaScript 1.7

/** @jsx React.DOM */

var PanelPreview = React.createClass({
    getInitialState: function(){
       return { captionIndex: 0 };
    },
    propTypes: {
       beforeSrc: React.PropTypes.string.isRequired,
       afterSrc: React.PropTypes.string.isRequired,
       captionTable: React.PropTypes.array
    }
    render : function() {
        return null;
    }
});

React.renderComponent(<PanelPreview />, document.body);