@echo off
goto start

:help
echo Image preview and rename by HM2K (Updated: 22/10/09)
echo Usage: imgrename [image file]
echo.
echo Example of using this script to rename an entire directory:
echo for %%i in (S:\images\*.tif) do ( imgrename.bat "%%i" )
goto end

:start
if %1()==() goto help
if %1==/? goto help
if %1==? goto help

:check
if not exist %1 echo The file '%1' does not exist. && goto end

:vars
set VIEWIMG=rundll32.exe C:\WINDOWS\system32\shimgvw.dll,ImageView_Fullscreen

:viewimg
start /wait %VIEWIMG% %1

:input
set INPUT=
set /P INPUT=Enter new name: %=%
REM if "%INPUT%"=="" goto input

:rename
rename %1 %INPUT%%~x1

:end