The XaBook Project
Documentation
Requirements
Apache (or other webserver)
PHP 4.3.10 >= or above
MySQL 4.0.23 >= or above
Browser that supports javascript

Note: XaBook is not tested with versions below the mentioned.

Installation
Extract the contents of the .zip or .tar.gz file you have downloaded to the webservers wwwroot directory.
Go to install.php in your browser and follow instructions.

Levels
Guest = Has access to view contacts
Normal = Has access to view, add, edit and delete contacts
Admin = Has access to view, add, edit and delete contacts. Also access to user management and group management.