$pattern = array('#\[b\](.*?)\[/b\]#s',
                     '#\[i\](.*?)\[/i\]#s',
                     '#\[u\](.*?)\[/u\]#s',
                     '#\[url\]([^\[<]*?)\[/url\]#e',
                     '#\[url=([^\[<]*?)\](.*?)\[/url\]#e',
                     '#\[email\]([^\[<]*?)\[/email\]#',
                     '#\[email=([^\[<]*?)\](.*?)\[/email\]#',
                     '#\[item=([^\[]*?)\]#',
                     '#\[youtube\]http://www.youtube.com/watch\?v=(.*?)\[/youtube\]#s',
                     '#\[color=([a-zA-Z]*|\#?[0-9a-fA-F]{6})](.*?)\[/color\]#s');

    $replace = array('<strong>$1</strong>',
                     '<em>$1</em>',
                     '<span class="bbu">$1</span>',
                     'handle_url_tag(\'$1\')',
                     'handle_url_tag(\'$1\', \'$2\')',
                     '<a href="mailto:$1">$1</a>',
                     '<a href="mailto:$1">$2</a>',
                     '<a href="http://www.wowhead.com/?item=$1">$1</a>',
                     '<object width="425" height="350"><param name="movie" value="http://www.youtube.com/v/$1"></param><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350"></embed></object>',
                     '<span style="color: $1">$2</span>');

// Display the "Jump to" drop list
    if ($pun_config['o_quickjump'] == '1')
    {
        // Load cached quickjump
        @include PUN_ROOT.'cache/cache_quickjump_'.$pun_user['g_id'].'.php';
        if (!defined('PUN_QJ_LOADED'))
        {
            require_once PUN_ROOT.'include/cache.php';
            generate_quickjump_cache($pun_user['g_id']);
            require PUN_ROOT.'cache/cache_quickjump_'.$pun_user['g_id'].'.php';
        }
    }

I. delete.php
    
    1.
        Find:
            delete_topic($cur_post['tid']);
        Replace with:
            delete_topic($cur_post['tid'], $cur_post['no_sum_mess']); // not sun - Visman
    
    2.
        Find:
            redirect('viewtopic.php?id='.$cur_post['tid'], $lang_delete['Post del redirect']);
        Add BEFORE:
            // not sum - Visman
            if ($cur_post['no_sum_mess'] == 0)
                $db->query('UPDATE '.$db->prefix.'users SET num_posts=num_posts-1 WHERE id='.$cur_post['poster_id']) or error('Unable to update user', __FILE__, __LINE__, $db->error());
    
    3.    
        Find:
            $result = $db->query('SELECT f.id AS fid, f.forum_name, f.moderators, f.redirect_url, fp.post_replies, fp.post_topics, t.id AS tid, t.subject, t.posted, t.closed, p.poster, p.poster_id, p.message, p.hide_smilies FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND p.id='.$id) or error('Unable to fetch post info', __FILE__, __LINE__, $db->error());
        Add:
        f.no_sum_mess,
        After:
        f.moderators, f.redirect_url, 

        
II. include\common_admin.php

    1.
        Find:
            if ($topic_ids != '')
            {
        Add AFTER:
            // not sum - Visman
            $result = $db->query('SELECT no_sum_mess FROM '.$db->prefix.'forums WHERE id='.$forum_id) or error('Unable to fetch forums', __FILE__, __LINE__, $db->error());
            if (!$db->num_rows($result))
                $flag_f = 1;
            else
                $flag_f = $db->result($result);
                
            if ($flag_f == 0)
            {
                $result = $db->query('SELECT COUNT(id), poster_id FROM '.$db->prefix.'posts WHERE topic_id IN('.$topic_ids.') GROUP BY poster_id', true) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
                while ($row = $db->fetch_row($result))
                {
                $db->query('UPDATE '.$db->prefix.'users SET num_posts = num_posts-'.$row[0].' WHERE id='.$row[1]) or error('Unable to update posters messages count', __FILE__, __LINE__, $db->error());
                }
            }
III. moderate.php

    1.
        Find:
            $result = $db->query('SELECT moderators FROM '.$db->prefix.'forums WHERE id='.$fid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error());
        Replace with:
            $result = $db->query('SELECT moderators, no_sum_mess FROM '.$db->prefix.'forums WHERE id='.$fid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error()); // not sum - Visman
    
    2.
        Find:
            // Delete the posts
        Add BEFORE:
            // ?????????? ?????? ? ?????? ? not sum - Visman
            if ($flag_f == 0)
            {
                $result = $db->query('SELECT COUNT(id), poster_id FROM '.$db->prefix.'posts WHERE id IN('.$posts.') GROUP BY poster_id', true) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
                while ($row = $db->fetch_row($result))
                {
                    $db->query('UPDATE '.$db->prefix.'users SET num_posts=num_posts-'.$row[0].' WHERE id='.$row[1]) or error('Unable to update posters messages count', __FILE__, __LINE__, $db->error());
                }
            }
    
    3.
        Find:
            // Create a list of the post ID's in this topic and then strip the search index
        Add BEFORE:
            // not sum - Visman
            if ($flag_f == 0)
            {
                $result = $db->query('SELECT COUNT(id), poster_id FROM '.$db->prefix.'posts WHERE topic_id IN('.$topics.') GROUP BY poster_id', true) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
                while ($row = $db->fetch_row($result))
                {
                    $db->query('UPDATE '.$db->prefix.'users SET num_posts=num_posts-'.$row[0].' WHERE id='.$row[1]) or error('Unable to update posters messages count', __FILE__, __LINE__, $db->error());
                }
            }
    
    
IV. post.php
    
    1.
        Find:
            if ($tid)
                $result = $db->query('SELECT f.id, f.forum_name, f.moderators, f.redirect_url, fp.post_replies, fp.post_topics, t.subject, t.closed FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND t.id='.$tid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error());
            else
                $result = $db->query('SELECT f.id, f.forum_name, f.moderators, f.redirect_url, fp.post_replies, fp.post_topics FROM '.$db->prefix.'forums AS f LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND f.id='.$fid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error());
        Replace with:
            if ($tid)
                $result = $db->query('SELECT f.id, f.forum_name, f.moderators, f.redirect_url, f.no_sum_mess, fp.post_replies, fp.post_topics, t.subject, t.closed FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND t.id='.$tid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error());
            else
                $result = $db->query('SELECT f.id, f.forum_name, f.moderators, f.redirect_url, f.no_sum_mess, fp.post_replies, fp.post_topics FROM '.$db->prefix.'forums AS f LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND f.id='.$fid) or error('Unable to fetch forum info', __FILE__, __LINE__, $db->error());
                
V. include\functions.php
    1.
        Find:
            function delete_topic($topic_id)
            {
                global $db;

                // Delete the topic and any redirect topics
                $db->query('DELETE FROM '.$db->prefix.'topics WHERE id='.$topic_id.' OR moved_to='.$topic_id) or error('Unable to delete topic', __FILE__, __LINE__, $db->error());

                // Create a list of the post ID's in this topic
                $post_ids = '';
                $result = $db->query('SELECT id FROM '.$db->prefix.'posts WHERE topic_id='.$topic_id) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
                while ($row = $db->fetch_row($result))
                    $post_ids .= ($post_ids != '') ? ','.$row[0] : $row[0];
                    
        Replace with:
            function delete_topic($topic_id, $flag_f = 1) // not sum - Visman
            {
            global $db;

                // Delete the topic and any redirect topics
                $db->query('DELETE FROM '.$db->prefix.'topics WHERE id='.$topic_id.' OR moved_to='.$topic_id) or error('Unable to delete topic', __FILE__, __LINE__, $db->error());

                if ($flag_f == 0) // ?????????? ?????? ? ?????? ? not sum - Visman
                {
                    $result = $db->query('SELECT COUNT(id), poster_id FROM '.$db->prefix.'posts WHERE topic_id='.$topic_id.' GROUP BY poster_id') or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
                    while ($row = $db->fetch_row($result))
                    {
                        $db->query('UPDATE '.$db->prefix.'users SET num_posts = num_posts-'.$row[0].' WHERE id='.$row[1]) or error('Unable to update posters messages count', __FILE__, __LINE__, $db->error());
                    }
                }
                
                
                
VI. Copy files:

    lang\English\admin_plugin_not_sum.php 
    lang\English\admin_forums.php
    plugins\AP_Not_Sum.php

VII. Open "forums" table in your database and add this line:
`no_sum_mess` tinyint(1) NOT NULL default '0',