WordPress – ähnliche Beiträge anzeigen

$get_cat = get_the_category(); 
$cat_now = $get_cat[0]->cat_ID;
 
$related = array(
'showposts'=> 5,
'post__not_in' => array($post->ID),
'category__and'=> array($cat_now), 
'orderby' => date 
);
 
$new_query = new wp_query($related );
if( $new_query->have_posts() ) { 
echo"<h3 id=\"related\">Auml;hnliche Beiträge:</h3>
<ul>";
 
while ($new_query->have_posts()) : $new_query->the_post(); 
echo"<li><a href=\"".the_permalink()."\" title=\"".the_title()."\">".the_title()."</a></li>";
wp_reset_query(); 
endwhile;
echo"</ul>";