Hey Dray,
I switched from no$gba 2.6a (worked good) to Desmume now, due to me having a Mac now.
Desmume 0.9.8 works fine, haven't had any graphical errors or freezes yet (have played like 1.30 hour on DeSmuME now.
Love the game so far, Falkner really is a pain in the butt for me (my Jolteon...