anchor.diff:  
   REM ### prefs.js cleaner for Windows
   REM ## author: @claustromaniac
  -REM ## version: 2.0
  +REM ## version: 2.1
   
   :begin
   ECHO:
  
positive.code: ECHO                 ########################################
  ECHO                 ####  prefs.js cleaner for Windows  ####
  ECHO                 ####        by claustromaniac       ####
  ECHO                 ####              v2.0              ####
  ECHO                 ########################################
  ECHO:
  CALL :message "This script should be run from your Firefox profile directory."
  
negative.code: GOTO :EOF
  REM ######### Cleanup Function ##########
  :cleanup
  FOR /F tokens^=2^ delims^=^'^" %%G IN ('FINDSTR /R /C:"^[^\"']*user_pref[ 	]*\([ 	]*[\"'][^\"']*[\"'][ 	]*," user.js') DO (
  	IF NOT ""=="%%G" (SET "[%%G]=1")
  )
  (
  