A simple example
<?PHP
// do some stuff
// display form
?>
<form action="something.php" method="post">
<table>
<tr>
<td>First Name </td>
<td><input type="text" name="firstname" size="40" maxlength="40" value=""></td>
</tr>
<tr>
<td>Password </td>
<td><input type="password" name="password" size="10" maxlength="10" value=""></td>
</tr>
<tr>
<td colspan=2 align=center><input type="submit" value="Submit"></td>
</tr>
</table>
</form>
<?PHP
//some more stuff
?>
Lite...