aşağıdaki şekilde denermisiniz.
<?php
/*
Template Name: index2
*/
?>


<?php get_header(); ?>


<div id="content" class="narrowcolumn">


<div id="acat">

<div class="tab">
<ul>
<li id="acat1" onmouseover="setTab('acat',1,3)" class="current"><span><?php wp_list_categories('include=1&title_li=&style=none'); ?></span></li>
<li id="acat2" onmouseover="setTab('acat',2,3)"><span><?php wp_list_categories('include=2&title_li=&style=none'); ?></span></li>
<li id="acat3" onmouseover="setTab('acat',3,3)"><span><?php wp_list_categories('include=3&title_li=&style=none'); ?></span></li>
</ul>
</div>


<?php $display_categories = array(1,2,3); $i = 1; foreach ($display_categories as $category) { ?>

<div id="con_acat_<?php echo $i; ?>">
<?php query_posts("showposts=1&cat=$category")?>

<?php while (have_posts()) : the_post(); ?>

<div class="cats">

<img src="<?php get_thumb($post->ID, 'full'); ?>" width="100" height="120" alt="<?php the_title(); ?>" />
</div>
<div class="catstxt">
<h2><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></h2>
<?php post_limit('200'); ?>
</div>       

<?php endwhile; ?>
<?php wp_reset_query(); ?>

<div class="clear"></div>

<div class="catlist">
<?php query_posts("showposts=4&offset=1&cat=$category")?>
<ul>
<?php while (have_posts()) : the_post(); ?>
<li><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></li>
<?php endwhile; ?>            
</ul>
</div>
</div> 
<?php $i++; ?>
<?php } ?>    
<?php wp_reset_query(); ?>
</div>

<div id="bcat">

<div class="tab">
<ul>
<li id="bcat1" onmouseover="setTab('bcat',1,3)" class="current"><span><?php wp_list_categories('include=4&title_li=&style=none'); ?></span></li>
<li class="" id="bcat2" onmouseover="setTab('bcat',2,3)"><span><?php wp_list_categories('include=5&title_li=&style=none'); ?></span></li>
<li class="" id="bcat3" onmouseover="setTab('bcat',3,3)"><span><?php wp_list_categories('include=6&title_li=&style=none'); ?></span></li>
</ul>
</div>


<?php $display_categories = array(4,5,6); $i = 1; foreach ($display_categories as $category) { ?>

<div id="con_bcat_<?php echo $i; ?>">
<?php query_posts("showposts=1&cat=$category")?>

<?php while (have_posts()) : the_post(); ?>
<div class="cats">
<img src="<?php get_thumb($post->ID, 'full'); ?>" width="100" height="120" alt="<?php the_title(); ?>" />
</div>
<div class="catstxt">
<h2><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></h2>
<?php post_limit('200'); ?>
<?php wp_reset_query(); ?>
</div>       

<?php endwhile; ?>
<div class="clear"></div>

<div class="catlist">
<?php query_posts("showposts=4&offset=1&cat=$category")?>
<ul>
<?php while (have_posts()) : the_post(); ?>
<li><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></li>
<?php endwhile; ?> 
<?php wp_reset_query(); ?>           
</ul>
</div>

</div> 
<?php $i++; ?>
<?php } ?>    
</div>


<div id="ccat">

<div class="tab">

<ul>

<li id="ccat1" onmouseover="setTab('ccat',1,3)" class="current"><span><?php wp_list_categories('include=7&title_li=&style=none'); ?></span></li>
<li class="" id="ccat2" onmouseover="setTab('ccat',2,3)"><span><?php wp_list_categories('include=8&title_li=&style=none'); ?></span></li>
<li class="" id="ccat3" onmouseover="setTab('ccat',3,3)"><span><?php wp_list_categories('include=9&title_li=&style=none'); ?></span></li>

</ul>
  
</div>


 <?php $display_categories = array(7,8,9); $i = 1; foreach ($display_categories as $category) { ?>
 
 <div id="con_ccat_<?php echo $i; ?>">
<?php query_posts("showposts=1&cat=$category")?>

<?php while (have_posts()) : the_post(); ?>

<div class="cats">
<img src="<?php get_thumb($post->ID, 'full'); ?>" width="100" height="120" alt="<?php the_title(); ?>" />
</div>
<div class="catstxt">
<h2><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></h2>
<?php post_limit('200'); ?>
<?php wp_reset_query(); ?>
</div>       

<?php endwhile; ?>
<div class="clear"></div>

<div class="catlist">
<?php query_posts("showposts=4&offset=1&cat=$category")?>
<ul>
<?php while (have_posts()) : the_post(); ?>
<li><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></li>
<?php endwhile; ?>            
</ul>
</div>
</div> 
<?php $i++; ?>
<?php } ?>    
<?php wp_reset_query(); ?>

</div>



<?php
if (function_exists('wp_pagenavi')) { wp_pagenavi(); }
else{
?>
<div class="navigation">
<div class="alignleft"><?php next_posts_link('&laquo; Eski Yazılar') ?></div>
<div class="alignright"><?php previous_posts_link('Yeni Yazılar &raquo;') ?></div>
</div>
<?php
}
?>


</div>

    
<?php get_sidebar(); ?>

<?php get_footer(); ?>