anchor.diff:  :merge
   SETLOCAL DisableDelayedExpansion
   (
  -	FOR /F tokens^=2^,^*^ delims^=^'^" %%G IN ('FINDSTR /B /R /C:"user_pref.*\).*;" "%~1"') DO (
  -		IF NOT "%%G"=="" (
  -			IF NOT "%%H"=="" (SET "%%G=%%H")
  -		)
  -	)
  +	FOR /F tokens^=2^,^*^ delims^=^'^" %%G IN ('FINDSTR /B /R /C:"user_pref.*\)[ 	]*;" "%~1"') DO (IF NOT "%%H"=="" (SET "%%G=%%H"))
   	FOR /F "tokens=1,* delims=:" %%I IN ('FINDSTR /N "^" "%~1"') DO (
   		SET "_temp=%%J"
   		SETLOCAL EnableDelayedExpansion
  -		IF "!_temp:)=!"=="!_temp!" (
  +		IF NOT "!_temp:~0,9!"=="user_pref" (
   			ENDLOCAL & ECHO:%%J
   		) ELSE (
  -			IF NOT "!_temp:~0,9!"=="user_pref" (
  +			IF "!_temp:;=!"=="!_temp!" (
   				ENDLOCAL & ECHO:%%J
   			) ELSE (
   				ENDLOCAL
  
positive.code: IF /I "%~1"=="-multioverrides" (SET _multi=1)
  IF /I "%~1"=="-merge" (SET _merge=1)
  IF /I "%~1"=="-updatebatch" (SET _updateb=1)
  IF /I "%~1"=="-multibackups" (SET _multibackups=1)
  SHIFT
  GOTO parse
  :endparse
  
negative.code: 	)
  	IF "!_changed!"=="true" (
  		CALL :message "Backing up..."
  		IF DEFINED _singlebackup (
  			MOVE /Y user.js user.js.bak >nul
  		) ELSE (
  			MOVE /Y user.js "user-backup-!date:/=-!_!time::=.!.js" >nul
  		)
  		REN user.js.new user.js
  		CALL :message "Update complete."
  