It is supposed to write stuff on the page.html, but is not. Can you help? Here it is:
<form action="<?=$PHPSELF?>">
<h3>HEADER:<br>
<input type="text" name="header"></h3>
<p>CONTENT:<br>
<textarea name="stufftosubmit" rows="7" cols="77">
</textarea>
<input type="submit" name="submit"></p>...