If there is a way, it will involve a custom table model. Lots of examples 
of custom table models can be found here: 
http://www2.gol.com/users/tame/swing/examples/SwingExamples.html

> since i take it that no one knows how to join two different jtables 
together...then does anyone 
> know if there is a way of adding another row of column headers...so 
instead of the usual 1, 
> there may be two or more rows of column headers (in fact i don't care if 
they are column 
> headers or not...i just want them to look that way...)? sounds crazy? 
hey i'm just looking for 
> answers...
> 
> vic