1. A method of tracking web site visitors comprising: placing an image marker on a web page using an HTML image reference, wherein a URL within the HTML image reference requires a redirection to a real image file that is invisible, and wherein the URL requires a cookie to be associated with an image request; receiving a request for web page content from a visitor; associating the cookie and redirect image pair with the visitor to identify the visitor and log a path of the visitor through multiple web pages; tracking the visitor using redirection and the image marker.