It it a virus?IS it normal for ctfmon.exe and svpool.exe to show up every time i kill the process?

Logfile of HijackThis v1.99.1

Scan saved at 3:52:25 PM, on 7/19/2006

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v7.00 (7.00.5450.0004)

Running processes:

E:\WINDOWS\System32\smss.exe

E:\WINDOWS\system32\csrss.exe

E:\WINDOWS\system32\winlogon.exe

E:\WINDOWS\system32\services.exe

E:\WINDOWS\system32\lsass.exe

E:\WINDOWS\system32\svchost.exe

E:\WINDOWS\system32\svchost.exe

E:\WINDOWS\System32\svchost.exe

E:\WINDOWS\system32\svchost.exe

E:\WINDOWS\system32\svchost.exe

D:\Program Files\Alwil Software\Avast4\aswUpdSv.exe

D:\Program Files\Alwil Software\Avast4\ashServ.exe

E:\WINDOWS\Explorer.EXE

E:\WINDOWS\SOUNDMAN.EXE

D:\PROGRA~1\ALWILS~1\Avast4\ashDisp.ex...

E:\WINDOWS\System32\alg.exe

D:\Program Files\Alwil Software\Avast4\ashMaiSv.exe

D:\Program Files\Alwil Software\Avast4\ashWebSv.exe

D:\Program Files\mozilla\firefox.exe

D:\Program Files\DAP\DAP.EXE

E:\WINDOWS\system32\taskmgr.exe

E:\WINDOWS\system32\ctfmon.exe

E:\Documents and Settings\techsavvy\Desktop\HijackThis.ex...

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=5...

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=5...

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=5...