prompt.html 297 Bytes
<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title>CasperJS test prompt</title>
    </head>
    <body>
        <script>
        var username = prompt('what is your name?', 'Norris');
        </script>
    </body>
</html>