Uneeded programs running. Can someone tell me wich ones i turn off? Logfile inc.?

I dont have and extended network,wich programs can i safely turn off.

Logfile of HijackThis v1.99.1

Scan saved at 12:51:16 PM, on 4/14/2007

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v7.00 (7.00.6000.16414)

Running processes:

C:\WINDOWS\System32\smss.exe

C:\WINDOWS\system32\winlogon.exe

C:\WINDOWS\system32\services.exe

C:\WINDOWS\system32\lsass.exe

C:\WINDOWS\System32\Ati2evxx.exe

C:\WINDOWS\system32\svchost.exe

C:\WINDOWS\System32\svchost.exe

C:\Program Files\DigitalPersona\Bin\DPWinLct.exe

C:\WINDOWS\system32\spoolsv.exe

C:\Program Files\Symantec\LiveUpdate\ALUSchedulerSv...

C:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe

C:\Program Files\DigitalPersona\Bin\DpHost.exe

C:\Program Files\Norton SystemWorks\Norton AntiVirus\navapsvc.exe

C:\Program Files\Norton SystemWorks\Norton AntiVirus\IWP\NPFMntor.exe

C:\PROGRA~1\NORTON~1\NORTON~1\NPROTECT...

C:\WINDOWS\system32\HPZipm12.exe

C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe

C:\Program Files\Common Files\Symantec Shared\SPBBC\SPBBCSvc.exe

C:\PROGRA~1\NORTON~1\NORTON~1\SPEEDD~1...

C:\WINDOWS\System32\svchost.exe

C:\Program Files\Common Files\Symantec Shared\CCPD-LC\symlcsvc.exe

C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe

C:\Program Files\DigitalPersona\Bin\DPFUSMgr.exe