if ($tags) {
$tag_ids = array();
foreach($tags as $individual_tag) $tag_ids[] = $individual_tag->term_id;
$args=array(
‘tag__in’ => $tag_ids,
‘post__not_in’ => array($post->ID),
‘posts_per_page’=>5, // Number of related posts to display.
‘caller_get_posts’=>1
);

$my_query = new wp_query( $args );

while( $my_query->have_posts() ) {
$my_query->the_post();
?>