At the risk of repeating myself.. (its ok though, I guess old people are supposed to repeat themselves.) here is the link to the lascaux tutorial telling what all the tools do Javier. You may have this already, but if not, here it is.http://cellosoft.com/2draw/wiki/index.php/Lascaux_Sketch I love using Lascaux.. I know he's gonna get a big head, but I think 'cello is a genius.