Here's the HJT logfile. I've looked up the three or four processes that I didn't expect and they seem to be all right to be running. So I didn't see anything in the log file that I suspect as the problem.
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:35:27 AM, on 8/22/2010
Platform: Unknown Windows (WinNT 6.01.3504)
MSIE: Internet Explorer v8.00 (8.00.7600.16385)
Boot mode: Normal
Running processes:
C:\Windows\system32\taskhost.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\IObit\Advanced SystemCare 3\AWC.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\Microsoft IntelliType Pro\itype.exe
C:\Program Files\Microsoft IntelliPoint\ipoint.exe
C:\Program Files\Microsoft Security Essentials\msseces.exe
C:\Program Files\Creative\Sound Blaster X-Fi\Volume Panel\VolPanlu.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\Common Files\Java\Java Update\jusched.exe
C:\Windows\System32\Ctxfihlp.exe
C:\Program Files\Logitech\SetPoint\SetPoint.exe
C:\Program Files\Prism HUD\prism.exe
C:\Program Files\Common Files\microsoft shared\Works Shared\WkCalRem.exe
C:\Windows\SYSTEM32\CTXFISPI.EXE
C:\Program Files\Common Files\Logitech\KhalShared\KHALMNPR.EXE
C:\Program Files\Common Files\Java\Java Update\jucheck.exe
C:\Windows\explorer.exe
C:\Program Files\IObit\Advanced SystemCare 3\IObitUpdate.exe
C:\Program Files\Common Files\Adobe\ARM\1.0\AdobeARM.exe
C:\Program Files\JGsoft\EditPadPro6\EditPadPro.exe
C:\Program Files\Easy CD-DA Extractor 2010\ezcddax.exe
C:\Program Files\Easy CD-DA Extractor 2010\ezcddax.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\SlySoft\AnyDVD\AnyDVDtray.exe
C:\Program Files\Adobe\Reader 8.0\Reader\AcroRd32.exe
C:\Program Files\approach\Approach.exe
C:\Program Files\Windows Live\Mail\wlmail.exe
C:\Program Files\Windows Live\Contacts\wlcomm.exe
C:\Program Files\Mozilla Firefox\plugin-container.exe
C:\Windows\system32\SearchFilterHost.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://launch.groups.yahoo.com/group/Classic-Country-Music-1940s-to-1970s/files/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page =
http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page =
http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Freecorder Toolbar - {1392b8d2-5c05-419f-a8f6-b9f15a596612} - blank (file missing)
R3 - URLSearchHook: NCH Toolbar - {c2db4fe6-8409-45ce-8010-189a7b5cce86} - blank (file missing)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Freecorder Toolbar - {1392b8d2-5c05-419f-a8f6-b9f15a596612} - blank (file missing)
O2 - BHO: PimpFish Toolbar Opcode Handler - {29C88E20-4234-41B9-A9DB-982958C95FB1} - C:\Program Files\PimpFish\PimpFish.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\ProgramData\Real\RealPlayer\BrowserRecordPlugin\IE\rpbrowserrecordplugin.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: NCH Toolbar - {c2db4fe6-8409-45ce-8010-189a7b5cce86} - blank (file missing)
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O3 - Toolbar: PimpFish - {D593DE91-7B41-45C2-830E-E9A99AB142AA} - C:\Program Files\PimpFish\PimpFish.dll
O3 - Toolbar: FireShot - {6E6E744E-4D20-4ce3-9A7A-26DFFFE22F68} - C:\Users\Larry\AppData\Roaming\Mozilla\Firefox\Profiles\l2xtsn72.default\extensions\{0b457cAA-602d-484a-8fe7-c1d894a011ba}\library\fsaddin-0.85.dll
O3 - Toolbar: Freecorder Toolbar - {1392b8d2-5c05-419f-a8f6-b9f15a596612} - blank (file missing)
O3 - Toolbar: NCH Toolbar - {c2db4fe6-8409-45ce-8010-189a7b5cce86} - blank (file missing)
O4 - HKLM\..\Run: [Google Desktop Search] "C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [itype] "C:\Program Files\Microsoft IntelliType Pro\itype.exe"
O4 - HKLM\..\Run: [IntelliPoint] "C:\Program Files\Microsoft IntelliPoint\ipoint.exe"
O4 - HKLM\..\Run: [MSSE] "C:\Program Files\Microsoft Security Essentials\msseces.exe" -hide -runkey
O4 - HKLM\..\Run: [VolPanel] "C:\Program Files\Creative\Sound Blaster X-Fi\Volume Panel\VolPanlu.exe" /r
O4 - HKLM\..\Run: [UpdReg] C:\Windows\UpdReg.EXE
O4 - HKLM\..\Run: [Adobe Photo Downloader] "C:\Program Files\Adobe\Photoshop Elements 6.0\apdproxy.exe"
O4 - HKLM\..\Run: [Kernel and Hardware Abstraction Layer] KHALMNPR.EXE
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [Freecorder FLV Service] "C:\Program Files\Freecorder\FLVSrvc.exe" /run
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [CTxfiHlp] CTXFIHLP.EXE
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKCU\..\Run: [DS Clock] "C:\Program Files\DS Clock\DSClock.exe"
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-19\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-20\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'NETWORK SERVICE')
O4 - Startup: Start Prism HUD.lnk = C:\Program Files\Prism HUD\prism.exe
O4 - Startup: wkcalrem.LNK = C:\Program Files\Common Files\microsoft shared\Works Shared\WkCalRem.exe
O4 - Global Startup: Logitech SetPoint.lnk = C:\Program Files\Logitech\SetPoint\SetPoint.exe
O4 - Global Startup: Lotus QuickStart.lnk = ?
O13 - Gopher Prefix:
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) -
http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O20 - AppInit_DLLs: C:\PROGRA~1\Google\GOOGLE~1\GO36F4~1.DLL
O23 - Service: Adobe Active File Monitor V6 (AdobeActiveFileMonitor6.0) - Unknown owner - C:\Program Files\Adobe\Photoshop Elements 6.0\PhotoshopElementsFileAgent.exe
O23 - Service: Creative Audio Engine Licensing Service - Creative Labs - C:\Program Files\Common Files\Creative Labs Shared\Service\CTAELicensing.exe
O23 - Service: Creative Audio Service (CTAudSvcService) - Creative Technology Ltd - C:\Program Files\Creative\Shared Files\CTAudSvc.exe
O23 - Service: DS Clock Synchronization Service
www.dualitysoft.com (DSClockSyncTime) - Duality Software - C:\Program Files\DS Clock\dsetime.exe
O23 - Service: FLEXnet Licensing Service - Acresso Software Inc. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: Google Desktop Manager 5.9.1005.12335 (GoogleDesktopManager-051210-111108) - Google - C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: Google Update Service (gupdate1caa6f055b7aa5d) (gupdate1caa6f055b7aa5d) - Google Inc. - C:\Program Files\Google\Update\GoogleUpdate.exe
O23 - Service: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - C:\Windows\system32\nvvsvc.exe
--
End of file - 8087 bytes
Hope you can spot something that's monitoring running processes. Thanks.