i need help, i think i have some sort of downloader on my computer

this is the hijackthis log:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 00:11, on 2008-06-02
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16640)
Boot mode: Normal

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\svchost.exe
C:\Program Files\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\RTHDCPL.EXE
C:\Program Files\QuickTime\qttask.exe
C:\WINDOWS\ehome\ehtray.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeperUI.exe
C:\Program Files\DAEMON Tools Lite\daemon.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files\Internet Download Manager\IDMan.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Program Files\Norton SystemWorks Basic Edition\Norton GoBack\GBPoll.exe
C:\Program Files\Java\jre6\bin\jqs.exe
C:\Program Files\NVIDIA Corporation\NetworkAccessManager\bin\nSvcLog.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Viewpoint\Common\ViewpointService.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\Internet Download Manager\IEMonitor.exe
C:\WINDOWS\system32\cidaemon.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Documents and Settings\jinglesassy\Desktop\googletalk.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\AIM6\aim6.exe
C:\Program Files\AIM6\aolsoftware.exe
C:\Program Files\WiLife Command Center\Werks.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\Program Files\Webroot\Spy Sweeper\SSU.EXE

O23 - Service: Viewpoint Manager Service - Viewpoint Corporation - C:\Program Files\Viewpoint\Common\ViewpointService.exe
O23 - Service: Webroot Spy Sweeper Engine (WebrootSpySweeperService) - Webroot Software, Inc. - C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe

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End of file - 2359 bytes


i am getting trojan.pushu and virtumonde, i am only able to access spysweeper. norton just wont start ever since i got it. when i remove it when i reboot it it is back and it is useing my computer to send out spam e-mails. i really need help to get rid of it.