How the COUNTER works?

You are the

-th visitors since 1999/01/01
================ Source as follows:

You are the
<img src=
 "http://www.csie.nctu.edu.tw/cgi-bin/Count.cgi?md=6|st=1|sh=1|frgb=red|df=testuser.dat"
   align=absmiddle> 
-th visitors
since 1999/01/01
<br>