<html>
    <head>
    </head>
    <body bgcolor='white'>
        <p>Paragraph 1</p>
        <p>Paragraph 2</p>
        <script>
                alert("First script block");
        </script>
        <p>Paragraph 3</p>
        <script>
               document.bgColor = 'red';
        </script>
    </body>
</html>