Cross Game Map Usage

[stuartjk]

This may be a silly question and I'll probably get laughed (or shouted) at for asking it, but, I know you can't use a 1.6 map on source but can you use a HL2DM map on CS;S or vice verca

[skeletor]

i am pretty sure that the answer is no.. the 2 games have different physics set up and stuff like that.. i don't know too much about mapping, but im pretty sure there different..