whatever.html

<form action = "act.php name="first" method="post">
    <input type="text" name="value"></input>
    <input type="submit"></input>
</form>


act.php

<?PHP
//then as far as i can tell just a second redirect to  my submission view


header("HTTP/1.1 303 See Other");
header('Location:url/thankyou.view.php

?>

thankyou.view.php

<h5>Thanks!</h5