checkout http://arquimedes.utp.edu.co/~mono/pract6/node3.html to see what i'm talking about, you can see the source tex file at http://arquimedes.utp.edu.co/~mono/pract6/pract6.tex. By the way, those tables are created using |r@{.}l| to center the dot of the decimals, how can i make it work in the html output?. -- Jaime Alberto Silva Colorado