Durian candy guestbook

The deployment environment of this program: php5+utf8+mysql+sqlite+firefox. Full Chinese annotation.
(It did not pass the test under IE. If necessary, please modify "templates/images/style(1).css" or the template file under templates.)
1. Fully automatic installation.
2. Dual database support. mysql+sqlite.
3. Basic input, filtering, verification, reading, and IP blocking management of the message board.
4. Use the pear:html_templates_it library to achieve separation of performance and logic. DIV+CSS layout.
5.AJAX implements guestbook submission filtering and daily management.