GBA ROM Pokemon

I'm running vista, 2 Gig RAM.When I attempt to run the pokemon ROMs all I get is a white screen. Now, ffVI works fine, and so that is confusing me.Any ideas?

https://www.romulation.org/forum/index.php/topic,1462.0.html

Whoops, sorry. I swear I read that. Sorry!It worked, thank you.