All About N-Gage has done a FAQ which tries to answer every possible question about the new Next Generation N-Gage platform. Please read this before asking any questions in this forum, it has a lot of straightforward answers to commonly asked questions:

http://www.allaboutngage.com/features/item/Nokia_Next_Generation_N-Gage_FAQ.php

If you still haven't found the answer you were looking for, post a reply to this thread and we'll try to help you! :-)

From emulators list it's missing SNES (vSun) and GBA (vBagX).