Apparently my pc got hijacked

can you help me remove this thing

Logfile of HijackThis v1.97.7
Scan saved at 5:57:15 PM, on 8/23/2004
Platform: Windows 2000 SP4 (WinNT 5.00.2195)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINNT\System32\smss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\WINNT\System32\CTsvcCDA.EXE
C:\WINNT\System32\svchost.exe
C:\Program Files\Norton AntiVirus\navapsvc.exe
C:\Program Files\Norton SystemWorks\Norton Utilities\NPROTECT.EXE
C:\WINNT\System32\nvsvc32.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\PROGRA~1\NORTON~2\SPEEDD~1\nopdb.exe
C:\WINNT\system32\stisvc.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\System32\MsPMSPSv.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\Explorer.EXE
C:\WINNT\system32\devldr32.exe
C:\WINNT\System32\TrayIcon.exe
C:\Program Files\Creative\ShareDLL\CtNotify.exe
C:\Program Files\Creative\SBLive2k\Launcher\CTLauncher.exe
C:\Program Files\Creative\SBLive2k\AudioHQ\AHQTB.EXE
C:\Program Files\Creative\ShareDLL\MediaDet.Exe
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Hewlett-Packard\Toolbox2.0\Apache Tomcat 4.0\webapps\Toolbox\StatusClient\StatusClient.exe
C:\Program Files\Hewlett-Packard\Toolbox2.0\Javasoft\JRE\1.3.1\bin\javaw.exe
C:\Program Files\Logitech\iTouch\iTouch.exe
C:\Program Files\Creative\SBLive2k\Launcher\TaskGuide\updtray.exe
C:\Program Files\Logitech\MouseWare\system\em_exec.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\WINNT\Plaxo\1.4.2.25\InstallStub.exe
C:\Program Files\WinZip\WZQKPICK.EXE
C:\Program Files\Microsoft Office\Office\1033\msoffice.exe
C:\WINNT\system32\wuauclt.exe
C:\WINNT\System32\svchost.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINNT\addri.exe
C:\WINNT\addfx32.exe
C:\Documents and Settings\Administrator\Desktop\HijackThis.exe
C:\Program Files\Internet Explorer\iexplore.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = res://C:\WINNT\wcggj.dll/sp.html#28129
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = http://ie.search.msn.com/nl/srchasst/srchcust.htm
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = res://C:\WINNT\wcggj.dll/sp.html#28129
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://quick-searcher.com/index.htm
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,AutoConfigURL = http://pac.telenet.be:8080
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride =
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {44AB9CFB-5B81-C70C-0A63-81EE8BE3802D} - C:\WINNT\system32\addhh32.dll
O2 - BHO: (no name) - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\winnt\downloaded program files\googletoolbar2.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: MSN Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Toolbar\01.01.1629.0\nl\msntb.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\winnt\downloaded program files\googletoolbar2.dll
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [DisplayTrayIcon] C:\WINNT\System32\TrayIcon.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE NvQTwk,NvCplDaemon initialize
O4 - HKLM\..\Run: [Disc Detector] C:\Program Files\Creative\ShareDLL\CtNotify.exe
O4 - HKLM\..\Run: [Creative Launcher] C:\Program Files\Creative\SBLive2k\Launcher\CTLauncher.exe
O4 - HKLM\..\Run: [AudioHQ] C:\Program Files\Creative\SBLive2k\AudioHQ\AHQTB.EXE
O4 - HKLM\..\Run: [NeroCheck] C:\WINNT\System32\NeroCheck.exe
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [ccRegVfy] "C:\Program Files\Common Files\Symantec Shared\ccRegVfy.exe"
O4 - HKLM\..\Run: [Advanced Tools Check] C:\PROGRA~1\NORTON~1\AdvTools\ADVCHK.EXE
O4 - HKLM\..\Run: [LoadQM] loadqm.exe
O4 - HKLM\..\Run: [SymTray - Norton SystemWorks] C:\Program Files\Common Files\Symantec Shared\Symtray.exe SetReg
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [StatusClient] C:\Program Files\Hewlett-Packard\Toolbox2.0\Apache Tomcat 4.0\webapps\Toolbox\StatusClient\StatusClient.exe /auto
O4 - HKLM\..\Run: [TomcatStartup] C:\Program Files\Hewlett-Packard\Toolbox2.0\hpbpsttp.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [zBrowser Launcher] C:\Program Files\Logitech\iTouch\iTouch.exe
O4 - HKLM\..\Run: [Logitech Utility] Logi_MwX.Exe
O4 - HKLM\..\Run: [addri.exe] C:\WINNT\addri.exe
O4 - HKCU\..\Run: [EXPL32.EXE] C:\WINNT\system\EXPL32.EXE
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [PlaxoUpdate] C:\WINNT\Plaxo\1.4.2.25\InstallStub.exe -a
O4 - HKLM\..\RunOnce: [SymTray - Norton SystemWorks] C:\Program Files\Common Files\Symantec Shared\Symtrdr.exe
O4 - Startup: PowerReg Scheduler.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O4 - Global Startup: WinZip Quick Pick.lnk = C:\Program Files\WinZip\WZQKPICK.EXE
O8 - Extra context menu item: &Google Search - res://c:\winnt\downloaded program files\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Gelijkwaardige pagina's - res://c:\winnt\downloaded program files\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Koppelingspagina's - res://c:\winnt\downloaded program files\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Opgeslagen momentopname van de pagina - res://c:\winnt\downloaded program files\GoogleToolbar2.dll/cmcache.html
O9 - Extra button: Related (HKLM)
O9 - Extra 'Tools' menuitem: Show &Related Links (HKLM)
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: Dexia Netbanking - http://netbanking.dexia.be/PC//Dynamic/Shared/Applet//DexiaIIA.cab
O16 - DPF: {02BED220-FBC7-4392-93A2-3A50B056F78E} - http://down.plaxo.com/down/release/instub.cab
O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Object) - http://www.apple.com/qtactivex/qtplugin.cab
O16 - DPF: {166B1BCA-3F9C-11CF-8075-444553540000} (Shockwave ActiveX Control) - http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab
O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab28578.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/18c04205ed35bda03405/netzip/RdxIE601.cab
O16 - DPF: {6CB5E471-C305-11D3-99A8-000086395495} - http://toolbar.google.com/data/nl/big/1.1.62-big/GoogleNav.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab28578.cab
O16 - DPF: {9F1C11AA-197B-4942-BA54-47A8489BB47F} (Update Class) - http://v4.windowsupdate.microsoft.com/CAB/x86/unicode/iuctl.CAB?37875.0630902778
O16 - DPF: {C2FCEF52-ACE9-11D3-BEBD-00105AA9B6AE} (Symantec RuFSI Registry Information Class) - http://security.symantec.com/sscv6/SharedContent/common/bin/cabsa.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {DF6A0F17-0B1E-11D4-829D-00C04F6843FE} (Microsoft Office Tools on the Web Control) - http://officeupdate.microsoft.com/TemplateGallery/downloads/outc.cab
O16 - DPF: {F58E1CEF-A068-4C15-BA5E-587CAF3EE8C6} (MSN Chat Control 4.5) - http://fdl.msn.com/public/chat/msnchat45.cab