about:blank hijack log

I've just started having trouble with my homepage - it keeps changing to about:blank I've ran a virus scan, Adaware, Spybot,CWShredder.
Here is my hijack this log: Can someone please look at it for me and help?

Logfile of HijackThis v1.99.0
Scan saved at 8:51:36 PM, on 2/2/2005
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:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Dell\Media Experience\PCMService.exe
C:\Program Files\CyberLink\PowerDVD\DVDLauncher.exe
C:\WINDOWS\System32\mshelp32.exe
C:\WINDOWS\System32\cmd32.exe
C:\Program Files\Common Files\Symantec Shared\ccProxy.exe
C:\WINDOWS\system32\drivers\KodakCCS.exe
C:\Program Files\Norton Internet Security\Norton AntiVirus\navapsvc.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\Program Files\Norton Internet Security\Norton AntiVirus\SAVScan.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\wuauclt.exe
C:\Program Files\HijackThis.exe

R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R3 - Default URLSearchHook is missing
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: DriveLetterAccess - {5CA3D70E-1895-11CF-8E15-001234567890} - C:\WINDOWS\system32\dla\tfswshx.dll
O2 - BHO: Web assistant - {9ECB9560-04F9-4bbc-943D-298DDF1699E1} - C:\Program Files\Common Files\Symantec Shared\AdBlocking\NISShExt.dll
O2 - BHO: (no name) - {A708A39C-8DA7-4e36-B3B0-0A1FFAFD4B6D} - C:\WINDOWS\system32\javafix3.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton Internet Security\Norton AntiVirus\NavShExt.dll
O2 - BHO: AntiSpyware Class - {C6176B04-8896-4446-9939-E00EE94C420F} - C:\WINDOWS\System32\ash.dll
O3 - Toolbar: (no name) - {BA52B914-B692-46c4-B683-905236F6F655} - (no file)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: Web assistant - {0B53EAC3-8D69-4b9e-9B19-A37C9A5676A7} - C:\Program Files\Common Files\Symantec Shared\AdBlocking\NISShExt.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton Internet Security\Norton AntiVirus\NavShExt.dll
O4 - HKLM\..\Run: [WordPerfect Office 1215] C:\Program Files\WordPerfect Office 12\Programs\Registration.exe /title="WordPerfect Office 12" /date=021705 serial=wa12wrx-0000001-ddr lang=EN
O4 - HKLM\..\Run: [SSC_UserPrompt] C:\Program Files\Common Files\Symantec Shared\Security Center\UsrPrmpt.exe
O4 - HKLM\..\Run: [CTFMon] C:\WINDOWS\System32\CTF\ctfmon.exe
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [URLLSTCK.exe] C:\Program Files\Norton Internet Security\UrlLstCk.exe
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMon.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [PCMService] "C:\Program Files\Dell\Media Experience\PCMService.exe"
O4 - HKLM\..\Run: [DVDLauncher] "C:\Program Files\CyberLink\PowerDVD\DVDLauncher.exe"
O4 - HKLM\..\Run: [mshelp32] C:\WINDOWS\System32\mshelp32.exe
O4 - HKLM\..\Run: [ControlPanel] C:\WINDOWS\System32\cmd32.exe internat.dll,LoadKeyboardProfile
O4 - HKCU\..\Run: [msjava critical update] c:\windows\jjfixer.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_03\bin\npjpi142_03.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_03\bin\npjpi142_03.dll
O9 - Extra button: Messenger - {4528BBE0-4E08-11D5-AD55-00010333D0AD} - C:\Program Files\Yahoo!\Messenger\yhexbmes0521.dll
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {4528BBE0-4E08-11D5-AD55-00010333D0AD} - C:\Program Files\Yahoo!\Messenger\yhexbmes0521.dll
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
O12 - Plugin for .mov: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin.dll
O12 - Plugin for .mp3: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin3.dll
O12 - Plugin for .mpeg: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin3.dll
O12 - Plugin for ¸æ: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin3.dll
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=34738&clcid=0x409
O16 - DPF: {3EB4F9EA-51A6-48DA-846A-0D69DCBA39EF} (DownloadManager Control) - http://download.akamaitools.com.edgesuite.net/dlmanager/live/code/IE_1070/DownloadManager.cab
O16 - DPF: {4C39376E-FA9D-4349-BACC-D305C1750EF3} (EPUImageControl Class) - http://tools.ebayimg.com/eps/wl/activex/EPUWALControl_v1-0-3-17.cab
O16 - DPF: {54823A9D-6BAE-11D5-B519-0050BA2413EB} (ChkDVDCtl Class) - http://www.gocyberlink.com/english/cyberstore/audiopack/xp_audio/ChkDVD.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/12ae78b41b7299fa7618/netzip/RdxIE601.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1102199199093
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/2004061001/housecall.trendmicro.com/housecall/xscan53.cab
O16 - DPF: {A44B714B-EE0F-453E-9300-A69B321FEF6C} (MaxisSimsFamilyTeleX Control) - http://thesims.ea.com/teleport/families/MaxisSimsFamilyTeleX.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/MsnMessengerSetupDownloader.cab
O16 - DPF: {D42ED9FF-DF46-4AD9-A3FE-46BAF896466E} (CountSpies.SpyCounter) - http://www.sunbelt-software.com/dell/CounterSpy.CAB
O16 - DPF: {D44C75D8-C827-473E-8F68-A77E42500782} (Uploader Class) - http://photo.walmart.com/photo/uploads/WebUploadClient.cab
O16 - DPF: {DF780F87-FF2B-4DF8-92D0-73DB16A1543A} (PopCapLoader Object) - http://download.games.yahoo.com/games/web_games/popcap/bejeweled2/popcaploader_v6.cab
O16 - DPF: {F229AB32-7BF9-4225-B78F-B4680AE6FC23} (Snapfish File Upload ActiveX Control) - http://www.snapfish.com/SnapfishUpload.cab
O23 - Service: Symantec Event Manager - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Network Proxy - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccProxy.exe
O23 - Service: Symantec Password Validation - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccPwdSvc.exe
O23 - Service: Symantec Settings Manager - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
O23 - Service: Kodak Camera Connection Software - Eastman Kodak Company - C:\WINDOWS\system32\drivers\KodakCCS.exe
O23 - Service: Norton AntiVirus Auto Protect Service - Symantec Corporation - C:\Program Files\Norton Internet Security\Norton AntiVirus\navapsvc.exe
O23 - Service: NVIDIA Driver Helper Service - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: SAVScan - Symantec Corporation - C:\Program Files\Norton Internet Security\Norton AntiVirus\SAVScan.exe
O23 - Service: ScriptBlocking Service - Symantec Corporation - C:\PROGRA~1\COMMON~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Symantec Network Drivers Service - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe
O23 - Service: SymWMI Service - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\Security Center\SymWSC.exe