set /p choice= 请选择要进行的操作 (1/2/3/4/q) ,然后按回车:
if "%choice%"=="" goto start
if not "%choice%"=="" set choice=%choice:~0,1%
if /i "%choice%"=="1" set bootfile=EASYBOOT/loader.bin && set bm=easyboot
if /i "%choice%"=="2" set bootfile=EASYBOOT/EZ_WUYOU.BIN&& set bm=bootmgr
if /i "%choice%"=="3" set bootfile=WUYOU.0&&set bm=grub4dos
if /i "%choice%"=="4" set bootfile=BOOT/ISOLINUX.BIN&& set bm=isolinux&& set c1=-c BOOT/boot.cat&& set c2=-boot-info-table
if /i "%choice%"=="q" exit