PHP Exec?

<?php // Do not delete these lines
    if ('guestbook.php' == basename($_SERVER['SCRIPT_FILENAME']))
        die ('Please do not load this page directly. Thanks!');


        if (!empty($post->post_password)) { // if there's a password
            if ($_COOKIE['wp-postpass_' . COOKIEHASH] != $post->post_password) {  // and it doesn't match the cookie
                ?>
                
                <p class="nocomments">Dieser Beitrag ist passwortgeschützt. Bitte gebe das Passwort an um einen Eintrag zu schreiben.<p>
                
                <?php
                return;
            }
        }


        /* This variable is for alternating comment background */
        $oddcomment = 'alt';
?>


<!-- Ab hier kann editiert werden. -->
<!-- Start: Eintrag vornehmen -->


<?php if ('open' == $post->comment_status) : ?>


<h3 id="respond">Eintrag schreiben</h3>


<?php if ( get_option('comment_registration') && !$user_ID ) : ?>
<p>Du musst <a href="<?php echo get_option('siteurl'); ?>/wp-login.php?redirect_to=<?php the_permalink(); ?>">angemeldet</a> sein um einen Eintrag vorzunehmen.</p>
<?php else : ?>


<form action="<?php echo get_option('siteurl'); ?>/wp-comments-post.php" method="post" id="commentform">


<?php if ( $user_ID ) : ?>


<p>Angemeldet als <a href="<?php echo get_option('siteurl'); ?>/wp-admin/profile.php"><?php echo $user_identity; ?></a>. <a href="<?php echo get_option('siteurl'); ?>/wp-login.php?action=logout" title="Log out of this account">Abmelden &raquo;</a></p>


<?php else : ?>


<p><input type="text" name="author" id="author" value="<?php echo $comment_author; ?>" size="40" tabindex="1" />
<label for="author"><small>Name <?php if ($req) echo "(*)"; ?></small></label></p>


<p><input type="text" name="email" id="email" value="<?php echo $comment_author_email; ?>" size="40" tabindex="2" />
<label for="email"><small>eMail (bleibt versteckt) <?php if ($req) echo "(*)"; ?></small></label></p>


<p><input type="text" name="url" id="url" value="<?php echo $comment_author_url; ?>" size="40" tabindex="3" />
<label for="url"><small>Website</small></label></p>
<div class="contactps">* Pflichtfelder</div>
<?php endif; ?>


<p><small><strong>XHTML:</strong> Du kannst die Stichworte benutzen:<br /> <?php echo allowed_tags(); ?></small></p>


<p><textarea name="comment" id="comment" cols="50%" rows="10" tabindex="4"></textarea></p>


<p><input name="submit" type="submit" id="submit" tabindex="5" value="Eintrag absenden" />
<input type="hidden" name="comment_post_ID" value="<?php echo $id; ?>" />
</p>
<?php do_action('comment_form', $post->ID); ?>
</form>
<?php endif; // If registration required and not logged in ?>


<?php endif; // if you delete this the sky will fall on your head ?>


<!-- Ende: Eintrag vornehmen -->


<!-- Start: Aufruf der Eintraege -->
 
<?php if ($comments) : ?>
    <h3 id="comments"><?php comments_number('Keine Eintrage', 'Ein Eintrag', '% Einträge' );?> im <?php the_title(); ?></h3>


    <ol class="commentlist">


    <?php foreach ($comments as $comment) : ?>


        <li class="<?php echo $oddcomment; ?>" id="comment-<?php comment_ID() ?>">
            <cite><?php comment_author_link() ?></cite> sagt:
            <?php if ($comment->comment_approved == '0') : ?>
            <em>Dein Eintrag muss noch moderiert werden.</em>
            <?php endif; ?>
            <br />


            <small class="commentmetadata"><a href="#comment-<?php comment_ID() ?>" title=""><?php comment_date('j. F Y') ?> um <?php comment_time('H:i') ?></a> <?php edit_comment_link('| bearbeiten','',''); ?></small>


            <?php comment_text() ?>


        </li>


    <?php /* Changes every other comment to a different class */    
        if ('alt' == $oddcomment) $oddcomment = '';
        else $oddcomment = 'alt';
    ?>


    <?php endforeach; /* end for each comment */ ?>


    </ol>


 <?php else : // this is displayed if there are no comments so far ?>


  <?php if ('open' == $post->comment_status) : ?> 
        <!-- If comments are open, but there are no comments. -->
        
     <?php else : // comments are closed ?>
        <!-- If comments are closed. -->
        <p class="nocomments">Comments are closed.</p>
        
    <?php endif; ?>
<?php endif; ?>


<!-- Ende: Eintraege anzeigen -->