Vê se resolve.
Ficheiro /layouts/default.php
<div class="box">
<?php
$the_query = new WP_Query('cat=-'. $GLOBALS[ex_feat] . ',-' . $GLOBALS[ex_vid] . '&showposts=' . get_option('woo_other_entries') . '&orderby=post_date&order=desc');
$counter = 0; $counter2 = 0;
while ($the_query->have_posts()) : $the_query->the_post(); $do_not_duplicate = $post->ID;
?>
<?php $counter++; $counter2++; ?>
<div class="post">
<?php if ( get_post_meta($post->ID, 'image', true) ) { ?> <!-- DISPLAYS THE IMAGE URL SPECIFIED IN THE CUSTOM FIELD -->
<img src="<?php echo bloginfo('template_url'); ?>/thumb.php?src=<?php echo get_post_meta($post->ID, "image", $single = true); ?>&h=57&w=100&zc=1&q=90" alt="" class="th" />
<?php } else { ?> <!-- DISPLAY THE DEFAULT IMAGE, IF CUSTOM FIELD HAS NOT BEEN COMPLETED -->
<img src="<?php bloginfo('template_directory'); ?>/images/no-img-thumb.jpg" alt="" class="th" />
<?php } ?>
<h2><?php the_category(', ') ?></h2>
<h3><a title="Link Permanente para <?php the_title(); ?>" href="<?php the_permalink() ?>" rel="bookmark"><?php the_title(); ?></a></h3>
<p class="posted"><?php _e('Postado em',woothemes); ?> <?php the_time('d F Y'); ?></p>
<p><?php echo strip_tags(get_the_excerpt(), '<a><strong>'); ?> <span class="continue"><a title="<?php _e('Link Permanente para',woothemes); ?> <?php the_title(); ?>" href="<?php the_permalink() ?>"><?php _e('Continua a Ler',woothemes); ?></a></span></p>
<p class="comments"><?php comments_popup_link(__('Comentário (0)',woothemes), __('Comentário (1)',woothemes), __('Comentários (%)',woothemes)); ?></p>
</div><!--/post-->
<?php if ( !($counter2 == get_option('woo_other_entries')) && ($counter == 0) ) { echo '<div class="hl-full"></div>'; ?> <div style="clear:both;"></div> <?php } ?>
<?php endwhile; ?>
<div class="fix" style="height:20px"></div>
<p class="ar hl3"><a href="<?php echo get_option('woo_archives'); ?>" class="more"><?php _e('VE MAIS NOS ARQUIVOS',woothemes); ?></a></p>
</div><!--/box-->
