React(0.13) hello world
<!DOCTYPE html>
<html>
<head>
<title>React JS</title>
<script src="../build_0.13/react.js"></script>
<script src="../build_0.13/JSXTransformer.js"></script>
</head>
<body>
<div id="example"> </div>
<script type="text/jsx">
React.render( <h1>Hello, world!</h1>, document.getElementById('example') );
</script>
</body>
</html>