Users online is a script which gives you the ability to display 'there are currently X users online' on your webpage, as well as providing the current page of all users on your site. View which page users are on, which pages they've visited and how long they've been on your site. An audio alert is played every time someone new hits your site - so the page can be left minimised and brought up when someone enters. Script also shows the ip address of the user, as well as the referring url. A great way to see where your visitors are coming from, and their path through your site. Uses SSI.
Users Online Elite tracks visitor paths through your site. It also has an audio alert when someone new enters your site. Includes the standard "there are XX users online". Users Online Elite keeps logfiles of your visitors in an easy-to-read format viewed via a browser in a password protected admin section. Daily info is logged showing the user paths through your site, time of hit and the referring url. Also includes a search function which allows you to easily find out how many hits came from a certain url, or how many times a search term was used.