<title>React First App</title> <script type="text/javascript" src=".\react-0.14.3\build\react.js"></script> <script type="text/javascript" src=".\react-0.14.3\build\react-dom.js"></script>

<script type="text/javascript"> ReactDOM.render( React.createElement('h1',null,"Hello World!"), document.getElementById('mydiv') ); </script>