gStats: Keep track of site visits and link clicks

This class can be used to keep track of the visits the links that are clicked on pages of a site.

It uses Javascript code to collect information about site visitors and the intercept the links that they click.

The collected information is sent to a PHP script that uses the class to record the information on a MySQL database for posterior statistical processing.

The class can keep track of unique visitors using PHP sessions. It also records the information about the browsers that are used and referral page URL.

It also keeps track of the links that are clicked including the URL and the text of the link. Clicks on ads from Google AdSense and Yahoo Publisher Network are recorded in a separate table.