Thanks for all the positive comments!!!

We are happy to receive your feedback
are other romsets supported? puckman.. ms.pacman.. hanglyman?
Yes, the official list of Pac-Man clones/hacks that work are (using mame filenames):
ctrpllrp (has a little graphic corruption)
hangly
hangly2
hangly3
joyman
newpuc2
newpuc2b
newpuckx
pacheart
pacman (official Midway version)
pacmanf (fast pacman hack, very fun

)
pacmod
piranha
piranhah
puckman (official Namco version)
puckmana
puckmanf (another fast pacman hack)
puckmanh
PD: Sorry by the delay in answer, but i'm offline since last week.