ok thanks again, but i have another problem and i think it's the final boss after that it will be resolved i choose for (thXX.dat)
MD.bat and for BGM MD.bat too
all the songs appears it's ok, all mp3 in wav ok
but now i have two folders, i have an bgm.bat and an MD, nothing happends in the Touhou 06 folders, it's the same music O-o