@echo off
ver | find "5.1" > nul

if errorlevel = 1 goto next0
if errorlevel = 0 goto xp

:next0
ver | find "6.0" > nul
if errorlevel = 1 goto next
if errorlevel = 0 goto win vista

:next
ver | find "6.1"
if errorlevel = 1 goto next1
if errorlevel = 0 goto win7

:next1
ver | find "6.2" > nul
if errorlevel = 1 goto next2
if errorlevel = 0 goto win8

:next2
ver | find "6.3" > nul
if errorlevel = 1 goto next3
if errorlevel = 0 goto win8.1

:next3
ver | find "6.3" > nul
if errorlevel = 1 goto next4
if errorlevel = 0 goto win8.1

:next4
ver | find "10.0" > nul
if errorlevel = 1 goto other
if errorlevel = 0 goto win10

:xp
echo XP
pause
goto :eof

:win vista
echo Vista
pause
goto :eof

:win7
echo Win7
pause
goto :eof

:win8
echo Win8
pause
goto :eof

:win8.1
echo Win8.1
pause
goto :eof

:win10
echo Win10
pause
goto :eof

:other
echo Early Win

goto :eof