anchor.diff:  :EXIT
   ::::::::::::::::::::::::::::::::::::::::
   
  -ENDLOCAL
  +ENDLOCAL
  
positive.code: 
  :: Finish installation
  ECHO.
  IF EXIST "%nodejsPath%\node.exe" ECHO node.js successfully installed.
  IF NOT EXIST "%nodejsPath%\node.exe" ECHO An error occurred during the installation.
  GOTO PREPARE
  
  
negative.code: ECHO  2 - Install
  ECHO  9 - Exit
  ECHO.
  SET /P nodejsTask=Choose a task:
  ECHO.
  
  IF %nodejsTask% == 1 GOTO LAUNCH
  