I have recently been infected with something that messes with my internet. It bombards me with malware during startup wich i need to remove each time. Help would be hugely appreciated.

Logfile of HijackThis v1.99.1
Scan saved at 4:19:34 PM, on 7/28/2005
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
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:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Common Files\Autodesk Shared\Service\AdskScSrv.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\Tablet.exe
c:\windows\system32\abqvzw.exe
C:\WINDOWS\system32\10.tmp
C:\Program Files\TortoiseSVN\bin\TSVNCache.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
C:\Program Files\Microsoft AntiSpyware\gcasServ.exe
C:\WINDOWS\System32\RUNDLL32.EXE
C:\Program Files\Java\jre1.5.0_04\bin\jusched.exe
C:\Program Files\QuickTime\qttask.exe
C:\WINDOWS\System32\WINSHELL.EXE
C:\WINDOWS\System32\RunDll32.exe
C:\WINDOWS\System32\mappc.exe
C:\Program Files\Skype\Phone\Skype.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Microsoft AntiSpyware\gcasDtServ.exe
C:\WINDOWS\system32\WTablet\TabUserW.exe
C:\Program Files\No-IP\DUC20.exe
C:\Program Files\OpenOffice.org1.1.4\program\soffice.exe
C:\WINDOWS\system32\cmd.exe
C:\Program Files\WeirdOnTheWeb\WeirdOnTheWeb.exe
C:\WINDOWS\System32\ockv87ba.exe
C:\WINDOWS\System32\wuauclt.exe
C:\Program Files\Microsoft AntiSpyware\GIANTAntiSpywareMain.exe
C:\WINDOWS\system32\NOTEPAD.EXE
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\PROGRA~1\MOZILL~2\THUNDE~1.EXE
C:\Documents and Settings\Mike\Desktop\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://google.ca/
F2 - REG:system.ini: Shell=Explorer.exe C:\WINDOWS\Nail.exe
O2 - BHO: AuroraHandlerObj Class - {4AA870AC-8427-42a4-B92E-ECD956197489} - C:\WINDOWS\AuroraHandler.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
O4 - HKLM\..\Run: [gcasServ] "C:\Program Files\Microsoft AntiSpyware\gcasServ.exe"
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_04\bin\jusched.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [Windows Command Prompt] WINSHELL.EXE
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [Microsoft Application Center] mappc.exe
O4 - HKLM\..\Run: [poqyrpx] c:\windows\system32\abqvzw.exe r
O4 - HKLM\..\Run: [ockv87ba] C:\WINDOWS\System32\ockv87ba.exe
O4 - HKLM\..\Run: [WeirdOnTheWeb] "C:\Program Files\WeirdOnTheWeb\WeirdOnTheWeb.exe"
O4 - HKLM\..\RunServices: [Windows Command Prompt] WINSHELL.EXE
O4 - HKLM\..\RunServices: [Microsoft Application Center] mappc.exe
O4 - HKLM\..\RunOnce: [MicrosoftAntiSpywareCleaner] C:\Program Files\Microsoft AntiSpyware\gcASCleaner.exe
O4 - HKCU\..\Run: [Skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Microsoft Application Center] mappc.exe
O4 - Startup: No-IP DUC.lnk = C:\Program Files\No-IP\DUC20.exe
O4 - Startup: OpenOffice.org 1.1.4.lnk = C:\Program Files\OpenOffice.org1.1.4\program\quickstart.exe
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Run Ultr@VNC SERVER.lnk = C:\Program Files\UltraVNC\winvnc.exe
O4 - Global Startup: TabUserW.exe.lnk = C:\WINDOWS\system32\WTablet\TabUserW.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O23 - Service: Autodesk Licensing Service - Unknown owner - C:\Program Files\Common Files\Autodesk Shared\Service\AdskScSrv.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: DirectX Graphics (dxdmain) - Unknown owner - C:\WINDOWS\System32\dxdmain.exe (file missing)
O23 - Service: Mouse Cursor Monitor (mousecrm) - Unknown owner - C:\WINDOWS\System32\mousecrm.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe
O23 - Service: TabletService - Wacom Technology, Corp. - C:\WINDOWS\System32\Tablet.exe
thank you