@echo off
set thumbcache=%localappdata%\thumbCache.db

echo The Explorer process must be killed to delete the Thumbnail DB. 
echo.
echo Please SAVE ALL OPEN WORK before continuing.
echo.
pause
echo.
If exist "%thumbcache%" goto delID
echo.
echo Thumbnail DB has already been deleted. 
echo.
pause
exit /B

:delID
echo Attempting to delete Thumbnail DB...
echo.
ie4uinit.exe -ClearthumbCache
taskkill /IM explorer.exe /F 
del "%thumbcache%" /A
del "%localappdata%\Microsoft\Windows\Explorer\thumbcache*" /A
echo.
echo thumb DB has been successfully deleted. Please "restart your PC" now to rebuild your thumb cache.
echo.
start explorer.exe
pause
exit /B