added a custom settings.ini for advanced users (will work without it)

replace.cmd

@@ -3,7 +3,10 @@ set NODEJS=node.exe
 set "WORK_DIR=%~dp0"
 set mainjs=node-chrome-pak.js
 set file=chrome_100_percent.pak
+set unpack-dir=unpacked
+set modified-dir=modified
 if not exist "%WORK_DIR%" md "%WORK_DIR%"
 pushd "%WORK_DIR%"
-if not exist "%WORK_DIR%\modified" md "%WORK_DIR%\modified" &exit
-if exist "%WORK_DIR%\%file%" for %%i in (modified\*) do %NODEJS% %mainjs% replace "%WORK_DIR%\%file%" %%~ni "%%~fsnxi"
+if exist settings.ini for /f "tokens=* eol=; delims=" %%i in (settings.ini) do set %%i
+if not exist "%WORK_DIR%\%modified-dir%" md "%WORK_DIR%\%modified-dir%" &exit
+if exist "%WORK_DIR%\%file%" for %%i in (%modified-dir%\*) do %NODEJS% %mainjs% replace "%WORK_DIR%\%file%" %%~ni "%%~fsnxi"

settings.ini

@@ -0,0 +1,16 @@
+;DO NOT CHANGE IF NOT FULLY UNDERSTOOD
+;
+;NODEJS=node.exe
+;the file name of nodejs
+;
+;mainjs=node-chrome-pak.js
+;the file name of main program
+;
+file=chrome_100_percent.pak
+;the file name of the pak file to modify
+;
+unpack-dir=unpacked122
+;the folder to unpack the pak
+;
+modified-dir=modified
+;the folder to merge the modified files

unpack.cmd

@@ -3,8 +3,11 @@ set NODEJS=node.exe
 set "WORK_DIR=%~dp0"
 set mainjs=node-chrome-pak.js
 set file=chrome_100_percent.pak
+set unpack-dir=unpacked
+set modified-dir=modified
 if not exist "%WORK_DIR%" md "%WORK_DIR%"
 pushd "%WORK_DIR%"
-if not exist "%WORK_DIR%\unpacked" md "%WORK_DIR%\unpacked"
-if not exist "%WORK_DIR%\modified" md "%WORK_DIR%\modified"
-if exist "%WORK_DIR%\%file%" %NODEJS% %mainjs% unpack "%WORK_DIR%\%file%" "%WORK_DIR%\unpacked"
+if exist settings.ini for /f "tokens=* eol=; delims=" %%i in (settings.ini) do set %%i
+if not exist "%WORK_DIR%\%unpack-dir%" md "%WORK_DIR%\%unpack-dir%"
+if not exist "%WORK_DIR%\%modified-dir%" md "%WORK_DIR%\%modified-dir%"
+if exist "%WORK_DIR%\%file%" %NODEJS% %mainjs% unpack "%WORK_DIR%\%file%" "%WORK_DIR%\%unpack-dir%"