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ID );
    $first_cat = $categories[0]->cat_ID;
    // Let's start the $output by displaying the title and opening the 

    $output = '
' . $title . '
';
    // The arguments of the post list!
    $args = array(
        // It should be in the first category of our post:
        'category__in' => array( $first_cat ),
        // Our post should NOT be in the list:
        'post__not_in' => array( $post->ID ),
        // ...And it should fetch 5 posts - you can change this number if you like:
        'posts_per_page' => 5
    );
    // The get_posts() function
    $posts = get_posts( $args );
    if( $posts ) {
		$output .= '
';
		// Let's start the loop!
		foreach( $posts as $post ) {
			setup_postdata( $post );
			$post_title = get_the_title();
			$permalink = get_permalink();
			$output .= '
' . $post_title . '
';
		}
		$output .= '
';
	} else {
		// If there are no posts, we should return something, too!
		$output .= '
Sorry, this category has just one post and you just read it!
';
	}
    // Let's close the 
 and return the $output:
    $output .= '
';
    return $output;
}
?>