Mon ordit s'éteind tout seul

Bonjour,mon ordit s'éteind tout seul et avec un écran bleu est se ralume j'ai fait un scanne avec hijackthis est ce que qu'elqu'un peut me dire si il y a quelque chose qui ne va pas .Merçi
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 09:46:09, on 02/10/2009
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
E:\WINDOWS\System32\smss.exe
E:\WINDOWS\system32\winlogon.exe
E:\WINDOWS\system32\services.exe
E:\WINDOWS\system32\lsass.exe
E:\WINDOWS\system32\svchost.exe
E:\WINDOWS\System32\svchost.exe
E:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
E:\Program Files\Alwil Software\Avast4\ashServ.exe
E:\WINDOWS\system32\spoolsv.exe
E:\WINDOWS\system32\nvsvc32.exe
E:\WINDOWS\system32\svchost.exe
E:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
E:\Program Files\Alwil Software\Avast4\ashWebSv.exe
E:\WINDOWS\Explorer.EXE
E:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
E:\WINDOWS\system32\LVCOMSX.EXE
E:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe
E:\WINDOWS\RTHDCPL.EXE
E:\WINDOWS\system32\RUNDLL32.EXE
E:\WINDOWS\system32\ctfmon.exe
E:\Program Files\Windows Live\Messenger\MsnMsgr.Exe
E:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATICEE.EXE
E:\Program Files\Neuf\Kit\9props.exe
E:\Program Files\Ulead Systems\Ulead Photo Express 3.0 SE\CalCheck.exe
E:\Documents and Settings\VALERIE\Bureau\HiJackThis.exe
E:\WINDOWS\system32\wuauclt.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = https://www.bing.com/?cc=fr&toHttps=1&redig=55729C844D6A45819CAD368B3E178C9F
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://home.neuf.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - E:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: EpsonToolBandKicker Class - {E99421FB-68DD-40F0-B4AC-B7027CAE2F1A} - E:\Program Files\EPSON\EPSON Web-To-Page\EPSON Web-To-Page.dll
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE E:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [avast!] E:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [LVCOMSX] E:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "E:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE E:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKCU\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MsnMsgr] "E:\Program Files\Windows Live\Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [EPSON Stylus DX8400 Series] E:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_FATICEE.EXE /FU "E:\WINDOWS\TEMP\E_S172.tmp" /EF "HKCU"
O4 - HKCU\..\Run: [Connexion SFR 9props.exe] "E:\Program Files\Neuf\Kit\9props.exe" /trayicon
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Photo Express SE Calendar Checker.lnk = E:\Program Files\Ulead Systems\Ulead Photo Express 3.0 SE\CalCheck.exe
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - E:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - E:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - E:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - E:\Program Files\Messenger\msmsgs.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - E:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - E:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - E:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - E:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - E:\WINDOWS\system32\nvsvc32.exe