Feature added in v1.6.3
    1. Added the recent messages thread when reading individual article
    2. Config "thread_search_size" added to "webnews.cfg.php".
    3. Two new messages are added to language file:
       - current_msg
       - recent_thread

Bugs fixed in v1.6.2
   1. Fixed the incorrect pagination when displaying the search result.
   2. Fixed the problem with no search result displayed when the search is not perform on the first page of the message list.

Bugs fixed in v1.6.1b2
   1. Correctly escaped the HTML symbols in the search text.
   2. Correctly escape the special regular expression symbol in the search text.
   3. The information string displayed when no search result is found is corrected to read from the messages*.ini file.
   
Bug fixed in v1.6.1b1
   1. Use of the "register_shutdown_function()" function to make sure any NNTP connection opened is closed when the
      script finished its execution. This solve the problem of connection timeout on some machine.

New features and bug fixed in v1.6.0
   1. Added the search feature for searching subject and author.
   2. Re-format the control button layout.
   3. Save user language and messages per page preferences in client browser cookies.
   4. The "webnews.cfg" file is renamed into "webnews.cfg.php" to improve security.
   5. A new setting "$over_link_color" is added in the "webnews.cfg.php" to set the color of a link when mouseover.
   6. Bugs fixed in some regular expression to have better compatibility across different PHP version.
   7. Correctly URL-encode the newsgroup name in the links. This fixed the problem of not able to show newsgroups with space in its name.
   8. Fixed the bug of not showing empty newsgroup (newsgroup with no message in it) correctly.

Bug fixed in v1.5.7
   1. Yet, another bug in uucoder.php. This bug makes the decoding of some uuencoded message incorrectly.

Bug fixed in v1.5.6
   1. A bug in uucoder.php was discovered. There was an endless loop inside.

Bug fixed in v1.5.5

   1. uucoder.php changed for faster decoding
   2. util.php changed for better case checking for the read_ini_file() function.
   3. Better error checking in newsgroups.php script.
   4. Fixed decoding bug for UUEncode attachment with whitespaces in file name.
   

Bugs fixed and enhancements in v1.5.4

   1. NNTP to RSS 2.0 feed is now supported. Now newsgroups not only can access through HTTP, but also through RSS feed.
   2. A minor fix on closing the NNTP connect properly in "show_header.php" script.

Bugs fixed and enhancement in v1.5.3

   1. The use of the persistant socket connection is revoked back to non-persistant one since the use of persistant 
      socket connection may cause stability to some web server.
   2. NNTP connections not closed correctly and this may have trouble with some NNTP server.
   3. Newsgroups listed using WILDMAT is sorted for the display.