<?php
    // If the name field is filled in
if(isset($_POST['name']))
    {
    $name = $_POST['name'];
    $email = $_POST['email'];
    printf("Hi %s!<br />", $name);
    printf("The address %s will soon be a spam-magnet!<br />", $email);
    }
?>

<form action = "<?php echo $_SERVER['PHP_SELF'];  ?>" method="post">
    <p>
Name:<br />
<input type="text" id="name" name="name" size="20" maxlength="40" />
    </p>
<p>
Email Address:<br />
<input type="text" id="email" name="email" size="20" maxlength="40" />
</p>
<input type="submit" id="submit" name = "submit" value="Go!" />
</form>