RelatedTags

<h3>Related Post : </h3> <ol type="1"> <?php $tags = wp_get_post_tags($post->ID);
if ($tags) { $first_tag = $tags[0]->term_id;
$args=array( 'tag__in' => array($first_tag), 'post__not_in' => array($post->ID), 'showposts'=><red>5</red>, 'caller_get_posts'=>1 );
$my_query = new WP_Query($args);
if( $my_query->have_posts() ) { while ($my_query->have_posts()) : $my_query->the_post(); ?> <li><a title="<?php the_title(); ?>" href="<?php the_permalink() ?>" rel="bookmark"><?php the_title(); ?></a></li> <?php endwhile; }} ?></ol>