RatchanonBatchOs-V.0.0.0.5

@echo off
title RatchanonBatchOs-V.0.0.0.5\
color f0
:Install
echo Finding RatchanonBatchOs-Disk...
timeout /t 10 >nul
echo Loading File
timeout /t 5 >nul
echo 1%
timeout /t 5 >nul
cls
echo 20%
timeout /t 5 >nul
cls
echo 50%
timeout /t 5 >nul
cls
echo 70%
timeout /t 5 >nul
cls
echo 90%
timeout /t 5 >nul
cls
echo 100%
timeout /t 5 >nul
cls
echo Installing File.Plese Wait
echo /
timeout /t 2 >nul
echo \
timeout /t 2 >nul
echo x
timeout /t 2 >nul
echo /
cls
echo \
cls
echo x
cls
goto login
:login
echo ---------------------
echo Log-In to RatchanonBatchOs-V.0.0.0.5
echo.
echo.
echo.
echo Please type your username and press enter...
echo [To Create an Account, type 1 and Press Enter]
echo.
set /p username=Username:

if %username% == 1 goto create_account
cls

echo ---------------------
echo Log-In to RatchanonBatchOs Messenger
echo.
echo.
echo.
echo Please type your password and press enter...
echo.
set /p password=Password:
if exist ".\users\%username%.dll" goto password_check
echo I'm sorry, but those credentials were not found. Please try again.
timeout /t 3 >nul
goto login
:password_check
set /p password_file=<".\users\%username%.dll"
if %password_file%==%password% goto desktop
goto incorrect_credentials
:create_account
cls
echo _____________________
echo Create an Account
echo ---------------------
echo.
echo.
echo Please enter your information...
echo.
set /p new_username=Username:
cls
echo _____________________
echo Create an Account
echo ---------------------
echo.
echo.
echo Please enter your information...
echo.
set /p new_password=Password:
echo %new_password% >".\users\%new_username%.dll"
echo.
echo Account Successfully Created!
timeout /t 2 >nul
cls
goto login
:Desktop
cls
title %username% 's Desktop
echo Here are a few programs that you can run!
echo 1) System Information
echo 2) Calculator
echo 3) Clock
echo 4) Calendar
echo 5) Shutdown
echo 6) Log off
echo 7) Therminal

set /p Desktopselect=
if %Desktopselect%==1 goto systeminfo
if %Desktopselect%==2 goto calc
if %Desktopselect%==3 goto clock
if %Desktopselect%==4 goto calendar
if %Desktopselect%==5 goto shutdown
if %Desktopselect%==6 goto logoff
if %Desktopselect%==7 goto Therminal

:systeminfo
cls
title System Information
echo [__________________________________________________________]
echo [RatchanonBatchOs                                          ]
echo [__________________________________________________________]
echo [Version:0.0.0.0.5                                         ]
echo [Bulid:1                                                   ]
echo [Ram:5GB                                                   ]
echo [Memory:200TB                                              ]
echo [Processor:Pentium(R) Dual-Core CPU T4400 @ 2.20GHz 2.20GHz]
echo [64-bit Operating System,x32-based processor               ]
echo [                                                          ]
echo [                                                          ]
echo [                                                          ]
echo [__________________________________________________________]
echo Are You Want To Update System
echo 1)Update
echo 2)Menu
set /p update=
if %update%==1 goto update
if %update%==2 goto Desktop

:update
echo Find For Update
ping n- 127.0.0.1>nul
cls
ping n- 127.0.0.1>nul
echo Find For Update.
ping n- 127.0.0.1>nul
cls
ping n- 127.0.0.1>nul
echo Find For Update..
ping n- 127.0.0.1>nul
cls
ping n- 127.0.0.1>nul
echo Find For Update...
ping n- 127.0.0.1>nul
echo We Not Found For Update :(
echo Try Again Later

:calc
echo Press 1 for Addition
echo Press 2 for Subtraction
echo Press 3 for Multiplication
echo Press 4 for Division
echo Press 5 to Quit
set /p calc=
if %calc%==1 goto a
if %calc%==2 goto b
if %calc%==3 goto c
if %calc%==4 goto d
if %calc%==5 goto e
:a
echo Addition
echo Please choose the 2 numbers you wish to add.
set /p num1=
set /p num2=
echo %num1%+ %num2%?
pause
set /a Answer=%num1%+%num2%
echo %Answer%
pause
goto Desktop
:b
echo Subtraction
echo Please choose the 2 numbers you wish to subtract
set /p num1=
set /p num2=
echo %num1%+%num2%?
pause
set /a Answer=%num1%+%num2%
echo %Answer%
pause
goto Desktop
:c
echo Multiplication
echo Please choose the 2 numbers you wish to Multiply
set /p num1=
set /p num2=
echo %num1%+%num2%?
pause
set /a Answer=%num1%+%num2%
echo %Answer%
pause
goto Desktop
:d
echo Division
echo Please choose the 2 numbers you wish to Divide
set /p num1=
set /p num2=
echo %num1%/%num2%?
pause
set /a Answer=%num1%/%num2%
echo %Answer%
pause
goto Desktop
:e
echo Thanks!
pause>nul
goto Desktop

:clock
cls
title Clock
echo Just hit Enter when it asks you for a new time :)
time
pause
goto Desktop

:calendar
cls
title Calendar
echo Just hit Enter when it asks you for a new date :)
date
pause
goto Desktop

:shutdown
cls
title Shutting Down...
echo We are sad to see you go.
pause
echo Come back soon!
pause>nul
exit

:therminal
cls
color 07
@echo off
cd C:\WINDOWS\system32
start cmd.exe
title Administrator:Therminal
@echo on
exit