je ne pense pas avoir de problème. j'ai tout fait en mode sans échec sans rien trouver. je vous laisse mon log au cas ou, de plus si vous pouvier me dire qu'elle ligne fixer pour optimiser petit mon système, je suis preneur de par avance je vous remercie de toutes votre aides. 
  
Logfile of HijackThis v1.99.1 
Scan saved at 12:54:51, on 24/06/2005 
Platform: Windows XP SP2 (WinNT 5.01.2600) 
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180) 
  
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\Explorer.EXE 
C:\WINDOWS\Explorer.EXE 
C:\hijackthis\HijackThis.exe 
  
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.wanadoo.fr/ 
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.wanadoo.fr 
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =  
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll 
O2 - BHO: (no name) - {4A368E80-174F-4872-96B5-0B27DDD11DB2} - (no file) 
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\Spybot - Search & Destroy\SDHelper.dll 
O2 - BHO: (no name) - {AA58ED58-01DD-4d91-8333-CF10577473F7} - (no file) 
O4 - HKLM\..\Run: [updReg] C:\WINDOWS\Updreg.exe 
O4 - HKLM\..\Run: [AHQInit] C:\Program Files\Creative\SBLive\Program\AHQInit.exe 
O4 - HKLM\..\Run: [AudioHQ] C:\Program Files\Creative\SBLive\AudioHQ\AHQTB.EXE 
O4 - HKLM\..\Run: [CTAvTray] C:\Program Files\Creative\SBLive\Program\CTAvTray.EXE 
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE 
O4 - HKLM\..\Run: [share-to-Web Namespace Daemon] C:\Program Files\Hewlett-Packard\HP Share-to-Web\hpgs2wnd.exe 
O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\system32\spool\drivers\w32x86\3\hpztsb04.exe 
O4 - HKLM\..\Run: [HPHUPD05] C:\Program Files\Hewlett-Packard\{45B6180B-DCAB-4093-8EE8-6164457517F0}\hphupd05.exe 
O4 - HKLM\..\Run: [HP Software Update] "C:\Program Files\Hewlett-Packard\HP Software Update\HPWuSchd.exe" 
O4 - HKLM\..\Run: [HPHmon05] C:\WINDOWS\system32\hphmon05.exe 
O4 - HKLM\..\Run: [GhostStartTrayApp] C:\Program Files\Symantec\Norton Ghost 2003\GhostStartTrayApp.exe 
O4 - HKLM\..\Run: [backgroundSwitcher] C:\WINDOWS\system32\bgswitch.exe 
O4 - HKLM\..\Run: [CoolSwitch] C:\WINDOWS\system32\taskswitch.exe 
O4 - HKLM\..\Run: [FastUser] C:\WINDOWS\system32\fast.exe 
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" 
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe 
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup 
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install 
O4 - HKLM\..\Run: [TVTool] "C:\Program Files\TVTool\TVTool.exe" 
O4 - HKLM\..\Run: [jv16PT - Privacy Protector] C:\Program Files\jv16 PowerTools\jv16PT.exe -ExecTask "C:\Program Files\jv16 PowerTools\Tasks\_PrivacyProtector\Task.jvb" 
O4 - HKLM\..\Run: [sunasDTServ] C:\Program Files\Sunbelt Software\CounterSpy Client\sunasDtServ.exe 
O4 - HKLM\..\Run: [sunasServ] C:\Program Files\Sunbelt Software\CounterSpy Client\sunasServ.exe 
O4 - HKLM\..\Run: [VirusKeeper] C:\Program Files\AxBx\VirusKeeper 2005 Pro\VirusKeeper.exe 
O4 - HKLM\..\Run: [TrojanScanner] C:\Program Files\Trojan Remover\Trjscan.exe 
O4 - HKLM\..\Run: [FSASWREG] "C:\Program Files\Securitoo\Anti-Spyware\fsaswreg.exe" 
O4 - HKLM\..\Run: [F-Secure TNB] "C:\Program Files\Securitoo\TNB\TNBUtil.exe" /CHECKALL /WAITFORSW 
O4 - HKLM\..\Run: [nod32kui] "C:\Program Files\Eset\nod32kui.exe" /WAITSERVICE 
O4 - HKLM\..\RunOnce: [CTAVTray] C:\Program Files\Creative\SBLive\Program\CTAvStub.EXE EAX.AVI 
O4 - HKCU\..\Run: [CursorXP] C:\Program Files\CursorXP\CursorXP.exe 
O4 - HKCU\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NVMCTRAY.DLL,NvTaskbarInit 
O4 - HKCU\..\Run: [incrediMail] C:\Program Files\IncrediMail\bin\IncMail.exe /c 
O4 - HKCU\..\Run: [ccleaner] "C:\Program Files\CCleaner\ccleaner.exe" /AUTO 
O4 - HKCU\..\Run: [spybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe 
O4 - HKCU\..\Run: [AWMON] "C:\Program Files\Securitoo\Anti-Spyware\Ad-Monitor.exe" 
O4 - HKCU\..\Run: [a-squared] "C:\Program Files\a2\a2guard.exe" 
O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" /WinStart 
O4 - Startup: Adobe Gamma.lnk = C:\Program Files\Fichiers communs\Adobe\Calibration\Adobe Gamma Loader.exe 
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe 
O4 - Global Startup: spywareblaster.lnk = C:\Program Files\SpywareBlaster\spywareblaster.exe 
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present 
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present 
O8 - Extra context menu item: &Add animation to IncrediMail Style Box - C:\PROGRA~1\IncrediMail\bin\resources\WebMenuImg.htm 
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000 
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL 
O16 - DPF: {644E432F-49D3-41A1-8DD5-E099162EEEC5} (Symantec RuFSI Utility Class) - http://security.symantec.com/sscv6/SharedC...n/bin/cabsa.cab 
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe 
O23 - Service: GhostStartService - Symantec Corporation - C:\Program Files\Symantec\Norton Ghost 2003\GhostStartService.exe 
O23 - Service: Kerio Personal Firewall 4 (KPF4) - Kerio Technologies - C:\Program Files\Kerio\Personal Firewall 4\kpf4ss.exe 
O23 - Service: NOD32 Kernel Service (NOD32krn) - Unknown owner - C:\Program Files\Eset\nod32krn.exe 
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe 
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe 
O23 - Service: Ulead Burning Helper (UleadBurningHelper) - Ulead Systems, Inc. - C:\Program Files\Fichiers communs\Ulead Systems\DVD\ULCDRSvr.exe