Untitled

<html>
    <head>
        <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
    </head>
    <body>
    <div id="testdiv"></div>
    <script type="text/javascript">
        $('#testdiv').html('<form action="test.html"><input type="text" name="testbox" /></form>');
    </script
    </body>
</html>