ilk php kodu yerine -yedek alarak- şu kodu yazar mısın:

   <?php get_header() ?>
   
<div id="content">

<div id="kutu">

        <div id="yazaralani">
<?php the_post() ?>
   <?php $resim=userphoto($authordata);
             ?>
<div class="yazarbaslik">Yazar :
  <h17><?php the_author_firstname(); ?> <?php the_author_lastname(); ?></h17>
</div> 
<div class="website">Website :
  <a target="_blank" href="<?php the_author_url(); ?>"><h17><?php the_author_url(); ?></h17></a>
</div> 
<div class="hakkinda">Hakkında :<br />
  <br />
  <h18>
    <?php the_author_description(); ?></h18>
</div>
<div class="hakkinda">Tüm Makaleleri  :<br />
  <br />
<?php rewind_posts(); while (have_posts()) : the_post(); ?>
<li><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to <?php the_title(); ?>"><?php the_title(); ?></a></li>
<?php endwhile ?>
<div class="wp-pagenavi">
<?php if(function_exists('wp_pagenavi')) { wp_pagenavi(); } ?></div>
</div>
</div>
</div>

<?php include(TEMPLATEPATH."/sidebar.php");?>

</div>

<?php get_footer() ?>