http://www.r4ds.com/

http://www.r4ds.com/soft/english/English-1.18.rar

Fat32 is case insensitive but I don't know why but following files/directories have to be written in this way:
<code>
_DS_MENU.DAT
_DS_MSHL.NDS
_SYSTEM_ (including all files and subdirectories)
MOONSHL
</code>

Updating:

copy _DS_MENU.DAT and overwrite the old one\\ 
remove _ds_menu.sys