Another Popnav victim - Please help!

This PopNav search engine has taken over my Outlook inbox and Internet Explorer home page. I'm attaching my HijackThis log below. Can a support person please help me get rid of PopNav (forever!) ?

Thanks!

Logfile of HijackThis v1.97.7
Scan saved at 7:24:50 PM, on 2/19/2004
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\system32\spoolsv.exe
C:\WINDOWS\System32\CTsvcCDA.exe
c:\PROGRA~1\mcafee.com\vso\mcvsrte.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\System32\MsPMSPSv.exe
c:\PROGRA~1\mcafee.com\vso\mcshield.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\hkcmd.exe
C:\WINDOWS\BCMSMMSG.exe
C:\WINDOWS\system32\dla\tfswctrl.exe
C:\WINDOWS\System32\DSentry.exe
C:\Program Files\Dell\Media Experience\PCMService.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\PROGRA~1\mcafee.com\agent\mcagent.exe
C:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
C:\Program Files\Common Files\Dell\EUSW\Support.exe
C:\PROGRA~1\mcafee.com\vso\mcvsshld.exe
C:\WINDOWS\System32\RUNDLL32.exe
c:\progra~1\mcafee.com\vso\mcvsescn.exe
C:\WINDOWS\System32\P2P Networking\P2P Networking.exe
C:\Program Files\Dell\Support\Alert\bin\NotifyAlert.exe
C:\Program Files\Common Files\slmss\slmss.exe
C:\WINDOWS\System32\iefeatures.exe
C:\WINDOWS\mwsvm.exe
C:\WINDOWS\wt\updater\wcmdmgr.exe
C:\WINDOWS\System32\msbb\msbb.exe
C:\WINDOWS\System32\ctfmon.exe
C:\PROGRA~1\AIM\aim.exe
C:\Program Files\Adobe\Acrobat 5.0\Distillr\AcroTray.exe
C:\Program Files\Creative\SBLive\Diagnostics\diagent.exe
C:\Program Files\Nikon\NkView6\NkvMon.exe
c:\progra~1\mcafee.com\vso\mcvsftsn.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Documents and Settings\Harry\Local Settings\Temp\Temporary Directory 1 for hijackthis.zip\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.websearch.com/ie.aspx?tb_id=99
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://popnav.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.dell4me.com/myway
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://popnav.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.dell4me.com/myway
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = res://C:\PROGRA~1\Toolbar\toolbar.dll/sa
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.websearch.com/ie.aspx?tb_id=99
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,Shellnext = "C:\Program Files\Outlook Express\msimn.exe"
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,SearchAssistant = http://www.websearch.com/ie.aspx?tb_id=99
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,CustomizeSearch = res://C:\PROGRA~1\Toolbar\toolbar.dll/sa
R3 - URLSearchHook: (no name) - {8952A998-1E7E-4716-B23D-3DBE03910972} - C:\PROGRA~1\Toolbar\toolbar.dll
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: DefaultSearch.SeekSeek - {5074851C-F67A-488E-A9C9-C244573F4068} - C:\WINDOWS\ieasst.dll
O2 - BHO: (no name) - {549B5CA7-4A86-11D7-A4DF-000874180BB3} - (no file)
O2 - BHO: (no name) - {5CA3D70E-1895-11CF-8E15-001234567890} - C:\WINDOWS\system32\dla\tfswshx.dll
O2 - BHO: (no name) - {8952A998-1E7E-4716-B23D-3DBE03910972} - C:\PROGRA~1\Toolbar\toolbar.dll
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - (no file)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: &Search Toolbar - {339BB23F-A864-48C0-A59F-29EA915965EC} - C:\PROGRA~1\Toolbar\toolbar.dll
O3 - Toolbar: McAfee VirusScan - {BA52B914-B692-46c4-B683-905236F6F655} - c:\progra~1\mcafee.com\vso\mcvsshl.dll
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\System32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [BCMSMMSG] BCMSMMSG.exe
O4 - HKLM\..\Run: [dla] C:\WINDOWS\system32\dla\tfswctrl.exe
O4 - HKLM\..\Run: [StorageGuard] "C:\Program Files\Common Files\Sonic\Update Manager\sgtray.exe" /r
O4 - HKLM\..\Run: [DVDSentry] C:\WINDOWS\System32\DSentry.exe
O4 - HKLM\..\Run: [PCMService] "C:\Program Files\Dell\Media Experience\PCMService.exe"
O4 - HKLM\..\Run: [diagent] "C:\Program Files\Creative\SBLive\Diagnostics\diagent.exe" startup
O4 - HKLM\..\Run: [UpdReg] C:\WINDOWS\UpdReg.EXE
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [VSOCheckTask] "c:\PROGRA~1\mcafee.com\vso\mcmnhdlr.exe" /checktask
O4 - HKLM\..\Run: [MCAgentExe] c:\PROGRA~1\mcafee.com\agent\mcagent.exe
O4 - HKLM\..\Run: [MCUpdateExe] C:\PROGRA~1\mcafee.com\agent\McUpdate.exe
O4 - HKLM\..\Run: [mmtask] c:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
O4 - HKLM\..\Run: [DwlClient] C:\Program Files\Common Files\Dell\EUSW\Support.exe
O4 - HKLM\..\Run: [VirusScan Online] "c:\PROGRA~1\mcafee.com\vso\mcvsshld.exe"
O4 - HKLM\..\Run: [WildTangent CDA] RUNDLL32.exe "C:\Program Files\WildTangent\Apps\CDA\cdaEngine0400.dll",cdaEngineMain
O4 - HKLM\..\Run: [P2P Networking] C:\WINDOWS\System32\P2P Networking\P2P Networking.exe /AUTOSTART
O4 - HKLM\..\Run: [MSVersion] C:\WINDOWS\System32\internetfeatures.exe
O4 - HKLM\..\Run: [slmss] C:\Program Files\Common Files\slmss\slmss.exe
O4 - HKLM\..\Run: [iefeatures] C:\WINDOWS\System32\iefeatures.exe
O4 - HKLM\..\Run: [Mwsvm] C:\WINDOWS\mwsvm.exe
O4 - HKLM\..\Run: [ISDOYGQBL] C:\WINDOWS\ISDOYGQBL.exe
O4 - HKLM\..\Run: [FPZKUCMXI] C:\WINDOWS\FPZKUCMXI.exe
O4 - HKLM\..\Run: [JTBPZ] C:\WINDOWS\JTBPZ.exe
O4 - HKLM\..\Run: [wcmdmgr] C:\WINDOWS\wt\updater\wcmdmgrl.exe -launch
O4 - HKLM\..\Run: [msbb] C:\WINDOWS\System32\msbb\msbb.exe
O4 - HKLM\..\Run: [UCMWH] C:\WINDOWS\UCMWH.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [AIM] C:\PROGRA~1\AIM\aim.exe -cnetwait.odl
O4 - HKCU\..\Run: [Weather] C:\PROGRA~1\AWS\WEATHE~1\Weather.exe 1
O4 - Global Startup: Acrobat Assistant.lnk = C:\Program Files\Adobe\Acrobat 5.0\Distillr\AcroTray.exe
O4 - Global Startup: NkvMon.exe.lnk = C:\Program Files\Nikon\NkView6\NkvMon.exe
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~3\OFFICE11\EXCEL.EXE/3000
O9 - Extra 'Tools' menuitem: Sun Java Console (HKLM)
O9 - Extra button: Research (HKLM)
O9 - Extra button: AIM (HKLM)
O9 - Extra button: Real.com (HKLM)
O9 - Extra button: WeatherBug (HKCU)
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: {26E8361F-BCE7-4F75-A347-98C88B418322} - http://dst.trafficsyndicate.com/Dnl/T_99/QDow.cab
O16 - DPF: {2B96D5CC-C5B5-49A5-A69D-CC0A30F9028C} (MiniBugTransporterX Class) - http://download.weatherbug.com/minibug/tricklers/AWS/MiniBugTransporter.cab?
O16 - DPF: {4ED9DDF0-7479-4BBE-9335-5A1EDB1D8A21} (McAfee.com Operating System Class) - http://bin.mcafee.com/molbin/shared/mcinsctl/en-us/4,0,0,76/mcinsctl.cab
O16 - DPF: {BCC0FF27-31D9-4614-A68E-C18E1ADA4389} (DwnldGroupMgr Class) - http://bin.mcafee.com/molbin/shared/mcgdmgr/en-us/1,0,0,16/mcgdmgr.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{2786E9C9-E103-4DA5-80F2-BA2939DFE3B9}: NameServer = 66.211.211.21 66.211.211.22