My computer has gotten progressively slower.

please help?
Here's my HijackThis log:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:59:27 AM, on 1/19/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16574)
Boot mode: Normal
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:\Program Files\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
c:\program files\common files\logitech\lvmvfm\LVPrcSrv.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Windows Defender\MSASCui.exe
C:\WINDOWS\system32\taskswitch.exe
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\CameraAssistant.exe
C:\WINDOWS\system32\ElkCtrl.exe
C:\Program Files\HP\hpcoretech\hpcmpmgr.exe
C:\PROGRA~1\Grisoft\AVG7\avgcc.exe
C:\Program Files\Thunder Network\WebThunder\WebThunder.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINDOWS\system32\ICO.EXE
C:\Program Files\iTunes\iTunesHelper.exe
C:\WINDOWS\system32\Pelmiced.exe
C:\Program Files\Windows Media Player\WMPNSCFG.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
C:\WINDOWS\system32\bgsvcgen.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATICAA.EXE
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\PSIService.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\WINDOWS\system32\cidaemon.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\MSN Messenger\usnsvc.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Documents and Settings\Owner\My Documents\My eBooks\HiJackThis.exe
C:\Documents and Settings\Owner\My Documents\My eBooks\cwshredder.exe
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 =
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) =
http://g.msn.com/0SEENUS/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer provided by Verizon Online
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = 202.56.231.117:8080
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O2 - BHO: WebThunderBHO - {00000AAA-A363-466E-BEF5-9BB68697AA7F} - C:\Program Files\Thunder Network\WebThunder\WebThunderBHO_Now.dll
O2 - BHO: IE7Pro - {00011268-E188-40DF-A514-835FCD78B1BF} - C:\Program Files\IEPro\iepro.dll
O2 - BHO: ThunderIEHelper Class - {0005A87D-D626-4B3A-84F9-1D9571695F55} - C:\WINDOWS\system32\xunleibho_v5.dll
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: GigagetIEHelper Class - {111CAA23-6F4F-42AC-8555-B48C1D87BBAB} - C:\WINDOWS\system32\gigagetbho_v10.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_11\bin\ssv.dll
O2 - BHO: FreeMovieObject Class - {82D7F56D-7BCC-4A11-ACDA-E9ED10A7B442} - C:\Program Files\77520_CN\77Decoder.dll (file missing)
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: InlineSearchHandleHotKeys Class - {B6FFE2AE-4D12-451F-B457-FE6125FFB1CF} - C:\Program Files\IEForge\Inline Search\InlineSearch.dll
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - HKLM\..\Run: [Windows Defender] "C:\Program Files\Windows Defender\MSASCui.exe" -hide
O4 - HKLM\..\Run: [CoolSwitch] C:\WINDOWS\system32\taskswitch.exe
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechCameraAssistant] C:\Program Files\Logitech\Video\CameraAssistant.exe
O4 - HKLM\..\Run: [LogitechVideo[inspector]] C:\Program Files\Logitech\Video\InstallHelper.exe /inspect
O4 - HKLM\..\Run: [LogitechCameraService(E)] C:\WINDOWS\system32\ElkCtrl.exe /automation
O4 - HKLM\..\Run: [REGSHAVE] C:\Program Files\REGSHAVE\REGSHAVE.EXE /AUTORUN
O4 - HKLM\..\Run: [HP Component Manager] "C:\Program Files\HP\hpcoretech\hpcmpmgr.exe"
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [WebThunder] "C:\Program Files\Thunder Network\WebThunder\WebThunder.exe" /autostart
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [Mouse Suite 98 Daemon] ICO.EXE
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Taskbar Hide] C:\PROGRA~1\TASKBA~1\TaskBar.exe -Start
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O4 - HKCU\..\Run: [EPSON Stylus CX4400 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATICAA.EXE /FU "C:\DOCUME~1\Owner\LOCALS~1\Temp\E_S82.tmp" /EF "HKCU"
O4 - HKUS\S-1-5-19\..\Run: [AVG7_Run] C:\PROGRA~1\Grisoft\AVG7\avgw.exe /RUNONCE (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-20\..\Run: [AVG7_Run] C:\PROGRA~1\Grisoft\AVG7\avgw.exe /RUNONCE (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-18\..\Run: [AVG7_Run] C:\PROGRA~1\Grisoft\AVG7\avgw.exe /RUNONCE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [AVG7_Run] C:\PROGRA~1\Grisoft\AVG7\avgw.exe /RUNONCE (User 'Default user')
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MI1933~1\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: IE7Pro Preferences - {0026439F-A980-4f18-8C95-4F1CBBF9C1D8} - C:\Program Files\IEPro\iepro.dll
O9 - Extra 'Tools' menuitem: IE7Pro Preferences - {0026439F-A980-4f18-8C95-4F1CBBF9C1D8} - C:\Program Files\IEPro\iepro.dll
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\WINDOWS\system32\msjava.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\WINDOWS\system32\msjava.dll
O9 - Extra button: (no name) - {09BA8F6D-CB54-424B-839C-C2A6C8E6B436} - (no file)
O9 - Extra button: Webpage Capture - {1F958B09-6612-7a0e-9223-4C7324C57B23} - C:\Program Files\Webpage Capture\Webpage Capture.exe (file missing)
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MI1933~1\OFFICE11\REFIEBAR.DLL
O9 - Extra button: PPLive - {95B3F550-91C4-4627-BCC4-521288C52977} - C:\Program Files\PPLive\PPLive.exe
O9 - Extra 'Tools' menuitem: PPLive - {95B3F550-91C4-4627-BCC4-521288C52977} - C:\Program Files\PPLive\PPLive.exe
O9 - Extra button: Æô¶¯WEBѸÀ× - {962EFB8E-2683-42d4-AC74-AAA4C759B9C6} -
http://my.xunlei.com (file missing)
O9 - Extra 'Tools' menuitem: Æô¶¯WEBѸÀ× - {962EFB8E-2683-42d4-AC74-AAA4C759B9C6} -
http://my.xunlei.com (file missing)
O9 - Extra button: AIM - {AC9E2541-2814-11d5-BC6D-00B0D0A1DE45} - C:\Documents and Settings\Owner\My Documents\My Music\AIM\aim.exe
O10 - Unknown file in Winsock LSP: c:\windows\system32\nwprovau.dll
O16 - DPF: {05C1004E-2596-48E5-8E26-39362985EEB9} (MMCPlayer Class) -
http://p3p.sogou.com/MMCShell.cab
O16 - DPF: {0E0D50BC-E086-4E3A-B07D-C5C5869C0FFF} (Abx Control) -
http://www.gamehouse.com/realarcade-...reball/abx.cab
O16 - DPF: {193C772A-87BE-4B19-A7BB-445B226FE9A1} (ewidoOnlineScan Control) -
http://downloads.ewido.net/ewidoOnlineScan.cab
O16 - DPF: {226ACC34-3194-40E2-9AE8-834FCFE9E80D} (CPlayFirstmsiControl Object) -
http://games.bigfishgames.com/en_mys...eb.1.0.0.8.cab
O16 - DPF: {238F6F83-B8B4-11CF-8771-00A024541EE3} (Citrix ICA Client) -
http://citrixweb.fmschools.org/Citri...a32/icaweb.cab
O16 - DPF: {32305793-C19A-48E7-AD2F-D87FF7B264A4} (TenebrilSpywareScanner Control) -
http://www.tenebril.com/assets/activ...eScannerV2.ocx
O16 - DPF: {43E839C5-E10F-443A-BC1F-F09CFD2ABC77} (updatePanelX Control) -
http://www.uusee.com/player/updateC.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) -
http://by21fd.bay21.hotmail.msn.com/...s/MsnPUpld.cab
O16 - DPF: {5ED80217-570B-4DA9-BF44-BE107C0EC166} (Windows Live Safety Center Base Module) -
http://cdn.scan.onecare.live.com/res...scbase8300.cab
O16 - DPF: {62789780-B744-11D0-986B-00609731A21D} (Autodesk MapGuide ActiveX Control) -
http://images.autodesk.com/adsk/files/mgaxctrl.cab
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) -
http://update.microsoft.com/microsof...?1140284513765
O16 - DPF: {6E5A37BF-FD42-463A-877C-4EB7002E68AE} (Trend Micro ActiveX Scan Agent 6.5) -
http://housecall65.trendmicro.com/ho...vex/hcImpl.cab
O16 - DPF: {7E980B9B-8AE5-466A-B6D6-DA8CF814E78A} (MJLauncherCtrl Class) -
http://www.gamehouse.com/realarcade-...jolauncher.cab
O16 - DPF: {7F8C8173-AD80-4807-AA75-5672F22B4582} (ICSScanner Class) -
http://download.zonelabs.com/bin/pro...anner37710.cab
O16 - DPF: {814EA0DA-E0D9-4AA4-833C-A1A6D38E79E9} (DASWebDownload Class) -
http://das.microsoft.com/activate/ca...ail/DASAct.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (MSN Games - Installer) -
http://cdn2.zone.msn.com/binFramewor...o.cab55579.cab
O16 - DPF: {BDEE1959-AB6B-4745-A29B-F492861102CC} (CamRegCleanControl Object) -
http://www.amustsoft.com/onlineregis...RegCleaner.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) -
http://fpdownload2.macromedia.com/ge...sh/swflash.cab
O16 - DPF: {DB6CBA02-6AC6-48B5-8A2B-6F164328023D} (PtoPManager Class) -
http://www.uitv.com/IPortal/p2p/p2pmmp.cab
O16 - DPF: {DBA8E419-0D5F-439B-A3CC-D01C768D9B51} (DVCDownloaderControl Object) -
http://www.sonypictures.com/games/th...derControl.cab
O16 - DPF: {DC7094C6-8F61-42ED-AECE-63F5EEF647C5} (UpdateC2 Control) -
http://www.uusee.com/player/updateC2.cab
O16 - DPF: {E5D419D6-A846-4514-9FAD-97E826C84822} (HeartbeatCtl Class) -
http://fdl.msn.com/zone/datafiles/heartbeat.cab
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
O23 - Service: B's Recorder GOLD Library General Service (bgsvcgen) - B.H.A Corporation - C:\WINDOWS\system32\bgsvcgen.exe
O23 - Service: Microsoft Update Service (DiRVIn) - Unknown owner - C:\WINDOWS\SYSTEM32\RUNDLL32.EXE,1087, (file missing)
O23 - Service: FLEXnet Licensing Service - Macrovision Europe Ltd. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Logitech Process Monitor (LVPrcSrv) - Logitech Inc. - c:\program files\common files\logitech\lvmvfm\LVPrcSrv.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\System32\HPZipm12.exe
O23 - Service: ProtexisLicensing - Unknown owner - C:\WINDOWS\system32\PSIService.exe
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End of file - 12492 bytes