dont give up, WinUAE is the best you can find - there is no alternative.
here is a guide, which may help you understanding winuae. start with the quickstart option.
the tosec collection with the game files you find on the
ftp server - use the "Web Browser friendly link" if you are using firefox, for example.
then goto the folder: "/Commodore_Amiga/TOSEC/Games/[ADF] (TOSEC-v2012-12-24_CM)/B/" - just some clicks.
there you find all games wich starts with "B" like Batman
just keep asking, and report problems, people here will help you, no need for your email adress.