anchor.diff:  echo.%spacebar%
   call:setitle
   call:end
  -call:dopause & exit /b
  +call:dopause
  +if defined oldtitle title %oldtitle%
  +exit /b
   
   :checkparams
   set "ispng=%png%" & set "isjpeg=%jpeg%" & set "isgif=%gif%"
  
positive.code: if %TotalNumPNG% equ 0 if %TotalNumJPG% equ 0 if %TotalNumGIF% equ 0 (
  	call:clearscreen
  	call:errormsg "No images found. Please check input and try again."
  	exit /b
  )
  for /l %%a in (1,1,%thread%) do (
  
negative.code: 	set "tmppath=%tmppath%%rnd%"
  	1>nul 2>&1 md "%tmppath%%rnd%" || (
  		call:errormsg "Can not create temporary directory:" "%tmppath%%rnd%!"
  		if defined oldtitle title %oldtitle%
  		exit /b
  	)
  ) else (
  