tell me what did i do right and wrong!!!

its my firs 1 so i want 2 learn as much as i can 2 make the ultimate xp pro sp2 disk!

tnx 4 all the help
MY CMD FILE GOES LIKE THIS:

CLS
@echo off
TITLE Windows XP Pro SP2 - Unattended Installation
Given 2 You BY _===ITZIK ENNEKAVE===_

ECHO.
ECHO Over the next few minutes you will see automated installations
ECHO of various sofware applications
ECHO being implemented. The computer will restart automatically
ECHO once the whole process has finished!

ECHO.
ECHO Removing Wallpapers and Screensavers...
DEL "%systemroot%\*.bmp"
DEL "%systemroot%\Web\Wallpaper\*.jpg"
DEL "%systemroot%\system32\dllcache\*.scr"
DEL "%systemroot%\system32\*.scr"

ECHO.
ECHO Removing useless shortcuts...
DEL "%systemdrive%\Documents and Settings\All Users\Start Menu\Set Program Access and Defaults.lnk"
DEL "%systemdrive%\Documents and Settings\All Users\Start Menu\Windows Catalog.lnk"


ECHO.
ECHO Installing Lavasoft Ad-Aware 6 Build 181
ECHO Please wait...
start /wait %systemdrive%\install\Applications\AdAware\Ad-aware.exe /S


ECHO.
ECHO Installing O&O Defrag Professional Edition
ECHO Please wait...
start /wait %systemdrive%\install\Applications\oo_defragpro\defrag.msi /QB


ECHO.
ECHO Installing Nero Burning ROM v6.3.1.1.7
ECHO Please wait...
start /wait %systemdrive%\install\Applications\Nero\Nero.exe /silent /noreboot


ECHO.
ECHO Installing WinRAR 3.20 CE
ECHO Please wait...
start /wait %systemdrive%\install\Applications\WinRAR\wrar320ce.exe /S


ECHO.
ECHO Installing ACDSee 6.0.6 PowerPack Retail
ECHO Please wait...
start /wait %systemdrive%\install\Applications\ACDSEE\ACDSee.exe


ECHO.
ECHO Installing Kaspersky Anti Virus 5
ECHO Please wait...
start /wait %systemdrive%\install\Applications\Kaspersky\Kav5.exe /S /N


ECHO.
ECHO Installing Winamp 5
ECHO Please wait...
start /wait %SOURCE%\WinXPPRO\$OEM$\Applications\Winamp5\winamp503pro.exe /S


ECHO.
ECHO Installing Dns2Go
ECHO Please wait...
start /wait %systemdrive%\install\Applications\dns2go\dns2go.exe /S


ECHO.
ECHO Installing Sygate Personal Firewall
ECHO Please wait...
start /wait %systemdrive%\install\Applications\Sygate\sygate.msi /QN


ECHO.
ECHO Installing Spy Bot Searche & Destroy 1.3
ECHO Please wait...
start /wait %systemdrive%\install\Applications\SpyBot\spybotsd13.exe /S


ECHO.
ECHO Restarting the PC in 1 minute...
shutdown.exe -r -f -t 90 -c "Windows XP will now restart in 1.5 minute, this will give enough time for the shortcuts to update and for the shell to fully load before its ready to restart!"

ECHO.
ECHO Deleting Temp Installation Files...
RD /S /Q %systemdrive%\install

EXIT