havnt you asked this one a couple of times before?
theres one in the town on the road that leads down to coastline, cant remember the name though, its on the corner juntion of where
C de Cevantes meets Avenida de isodor Machabich, not far from the petrol station which is on the corner, there are a few internet cafes dotted around and in san antonio town, not sure of the locations but there are a few, just ask when your there.
Theres a gym call Rumis in san antonio bay also, next to the riviera hotel