Mon PC est très lent et beug

Bonjour,
Depuis longtemps, mon pc rame de plus en plus .
Je ne comprends pas pourqoi . J'ai suivis le sujet de Commentçamarche : Windows Rame [La soulution] .
Mais je constate à regrès que c'est pareille.
J'utilise Avast 4.7 , Anti Spyware , Spybot , CCleaner .
J'ai fais un rapport avec Hijackthis, le voici :

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 10:07:16, on 02/03/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16608)
Boot mode: Normal

Running processes:
F:\WINDOWS\System32\smss.exe
F:\WINDOWS\system32\winlogon.exe
F:\WINDOWS\system32\services.exe
F:\WINDOWS\system32\lsass.exe
F:\WINDOWS\system32\svchost.exe
F:\WINDOWS\System32\svchost.exe
F:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
F:\Program Files\Alwil Software\Avast4\ashServ.exe
F:\WINDOWS\Explorer.EXE
F:\WINDOWS\system32\spoolsv.exe
F:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
F:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe
F:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
F:\WINDOWS\System32\FTRTSVC.exe
F:\Program Files\Windows Live\Messenger\MsnMsgr.Exe
F:\WINDOWS\system32\ctfmon.exe
F:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
F:\WINDOWS\system32\svchost.exe
F:\Program Files\eMule\emule.exe
F:\Program Files\ArcSoft\Media Card Companion\MCC Monitor.exe
F:\PROGRA~1\Wanadoo\GestionnaireInternet.exe
F:\PROGRA~1\Wanadoo\ComComp.exe
F:\PROGRA~1\Wanadoo\Toaster.exe
F:\PROGRA~1\Wanadoo\Inactivity.exe
F:\PROGRA~1\Wanadoo\PollingModule.exe
F:\WINDOWS\System32\ALERTM~1\ALERTM~1.EXE
F:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
F:\WINDOWS\system32\wscntfy.exe
F:\Program Files\Alwil Software\Avast4\ashWebSv.exe
F:\WINDOWS\System32\svchost.exe
F:\PROGRA~1\Wanadoo\Watch.exe
F:\Program Files\Windows Live\Messenger\usnsvc.exe
F:\PROGRA~1\Wanadoo\WOOBrowser\WOOBrowser.exe
F:\Program Files\Trend Micro\HijackThis\HijackThis.exe
F:\WINDOWS\system32\rundll32.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://search.msn.fr/spbasic.htm
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://g.msn.fr/0SEFRFR/SAOS01?FORM=TOOLBR
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.orange.fr/
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://www.ustart.org
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://g.msn.fr/0SEFRFR/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Orange
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - F:\PROGRA~1\Wanadoo\SEARCH~1.DLL
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - F:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - F:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: EoRezoBHO - {64F56FC1-1272-44CD-BA6E-39723696E350} - F:\Program Files\EoRezo\EoAdv\EoRezoBHO.dll (file missing)
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - F:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - f:\program files\google\googletoolbar1.dll
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - F:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - F:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - f:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [QuickTime Task] "F:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [avast!] F:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [!AVG Anti-Spyware] "F:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
O4 - HKCU\..\Run: [WOOKIT] F:\PROGRA~1\Wanadoo\Shell.exe appLaunchClientZone.shl|PARAM= cnx
O4 - HKCU\..\Run: [BgMonitor_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "F:\Program Files\Fichiers communs\Ahead\Lib\NMBgMonitor.exe"
O4 - HKCU\..\Run: [msnmsgr] "F:\Program Files\Windows Live\Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [ctfmon.exe] F:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [SpybotSD TeaTimer] F:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - HKCU\..\Run: [eMuleAutoStart] F:\Program Files\eMule\emule.exe -AutoStart
O4 - Startup: Adobe Gamma.lnk = F:\Program Files\Fichiers communs\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Microsoft Office.lnk = F:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: Monitor.lnk = F:\Program Files\ArcSoft\Media Card Companion\MCC Monitor.exe
O8 - Extra context menu item: &Windows Live Search - res://F:\Program Files\Windows Live Toolbar\msntb.dll/search.htm
O8 - Extra context menu item: Add to AMV Convert Tool... - F:\Program Files\MP3 Player Utilities 3.79\AMVConverter\grab.html
O8 - Extra context menu item: Add to Windows &Live Favorites - http://favorites.live.com/quickadd.aspx
O8 - Extra context menu item: MediaManager tool grab multimedia file - F:\Program Files\MP3 Player Utilities 3.79\MediaManager\grab.html
O8 - Extra context menu item: Ouvrir dans un nouvel onglet d'arrière-plan - res://F:\Program Files\Windows Live Toolbar\Components\fr-fr\msntabres.dll.mui/229?828aa762b58a4­8f8ac414abfcebf32b7
O8 - Extra context menu item: Ouvrir dans un nouvel onglet de premier plan - res://F:\Program Files\Windows Live Toolbar\Components\fr-fr\msntabres.dll.mui/230?828aa762b58a4­8f8ac414abfcebf32b7
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - F:\WINDOWS\bdoscandel.exe
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - F:\WINDOWS\bdoscandel.exe
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - F:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search && Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - F:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Orange - {1462651F-F4BA-4C76-A001-C4284D0FE16E} - http://www.orange.fr (file missing) (HKCU)
O16 - DPF: {193C772A-87BE-4B19-A7BB-445B226FE9A1} (ewidoOnlineScan Control) - http://downloads.ewido.net/ewidoOnlineScan.cab
O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab56986.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/FR-FR/a-UNO1/GAME_UNO1.cab
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://www.bitdefender.fr/scan_fr/scan8/oscan8.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/...
O16 - DPF: {77E32299-629F-43C6-AB77-6A1E6D7663F6} - http://atv.disney.go.com/global/download/otoy/OTOYAX29b.cab
O16 - DPF: {B79A53C0-1DAC-4636-BACE-FD086A7A79BF} (AdSignerLCContrl Class) - https://static.impots.gouv.fr/tdir/static/adpform/AdSignerAD­P-1.0.cab
O16 - DPF: {B7D07999-2ADB-4AEB-997E-F61CB7B2E2CD} (TSEasyInstallX Control) - http://www.trendsecure.com/easy_install/_activex/fr/TSEasyIn­stallX.CAB
O16 - DPF: {BB21F850-63F4-4EC9-BF9D-565BD30C9AE9} (a-squared Scanner) - http://ax.emsisoft.com/asquared.cab
O16 - DPF: {BFF1950D-B1B4-4AE8-B842-B2CCF06D9A1B} (Zylom Games Player) - http://game11.zylom.com/activex/zylomgamesplayer.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.­cab56907.cab
O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab56986.ca­b
O23 - Service: Adobe LM Service - Adobe Systems - F:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - F:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - F:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - F:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - F:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - F:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: France Telecom Routing Table Service (FTRTSVC) - France Telecom - F:\WINDOWS\System32\FTRTSVC.exe
O23 - Service: Google Updater Service (gusvc) - Google - F:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
End of file - 9402 bytes

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Pourvez-vous m'aidez ? Par avance merci .

Cordialement

Configuration: Windows XP
Internet Explorer 7.0