anchor.diff:  setlocal
   set "F1=%~1 [%opt%/!TotalNum%~1!]:                                  "
   set "F5=           !perc%~1!"
  -set "F2=           !STotalSize%~1! !stepB%~1!"
  -set "F3=           !SImageSize%~1! !stepB%~1!"
  -set "F4=           !change%~1! !stepB%~1!"
  +set "F2=           !STotalSize%~1!"
  +set "F3=           !SImageSize%~1!"
  +set "F4=           !change%~1!"
   echo. !F1:~,%TFN%!^|!F2:~-11!^|!F3:~-11!^|!F4:~-10!^|%F5:~-9%%%
   echo.%spacebar%
   endlocal & exit /b
  
positive.code: ::%1 - number of 100%
  ::%2 - number, which is necessary to calculate the percentage
  ::%3 - variable name for save result
  :calcperc
  setlocal
  ::echo on
  echo.%~0: %*
  set "change=%~2"
  set "sign="
  if "%change:~,1%" equ "-" (set "sign=-" & set "change=%change:~1%")
  
negative.code: call:cropfilename fn "%~1" %TFN%
  set "origsize=%~2"
  set "optsize=%~3"
  set "measure="
  call:prepsize origsize measure
  call:prepsize2 optsize measure
  