try logging the referer

The referers are all blank. Every request looks like this (IPs obscured to protect the theoretically innocent)...

x.x.x.x - - [26/Aug/2003:18:22:54 -0700] "GET / HTTP/1.1" 200 306 "-" "Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)"

y.y.y.y - - [26/Aug/2003:18:23:05 -0700] "GET / HTTP/1.1" 200 306 "-" "Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)"

z.z.z.z - - [26/Aug/2003:18:23:32 -0700] "GET / HTTP/1.1" 200 306 "-" "Mozilla/4.0 (compatible; MSIE 5.5; Windows 98)"

-Mike