download some roms from www.mame.dk and put them in the roms folder. Do not unzip them, just copy zip files to roms folder. 'Show all' displays all supported games so you know which ones to look for.

> I installed MAMEBOY folder into the Program Files folder on my E-115. The
> MAMEBOY folder contains a cfg folder with lots of files, an empty hi folder, an
> empty ROMs folder and MAMEBoy.exe. If I execute the .exe, a screen comes up with
> SHOW CLONES checked under OPTIONS. Nothing is shown in the box below. If I check
> SHOW ALL GAMES, I show a bunch. What do I do next?
>