2 password per 2 aree distinte

[Il_Drugo]

<form name="form1" action="opzioni.php" method="post">
<table border=0 width =545 >
<tr>
    <td rowspan=1 WIDTH=93 VALIGN="TOP"></td>
    <td align="justify"WIDTH=442>
        <FONT SIZE=2 face="Tahoma">[b]Login
        Procedura B[/b]</FONT>
    </td>
</tr>
<tr>
    <td colspan="2"> 

        Password:
        <input name="pass" type="text" size="10" maxlength="15">


        <input name="invia" type="submit" value="entra">
    </td>
</tr>
</table>
</form> 

opzioni.php

<?php
switch($_POST['pass'])
{
    case 'prima password':
        header('Location: 1.php');
    break;
    case 'seconda password':
        header('Location: 2.php');
    break;
    default:
        header('Location: sbagliato_password.php');
}
?>