Double clic

Bonjour,
Je vous envois mon rapport hijackthis en comptant sur toute eventuelle bonne volonté disposée à m'apporter explications et aide.
un probleme majeur que je rencontre est l'impossibilité d'ouvrir mes partitions (C,D et clé usb) par un double clic.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 6:36:56 PM, on 10/3/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
D:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
C:\WINDOWS\system32\spoolsv.exe
D:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
D:\Program Files\IVT Corporation\BlueSoleil\BTNtService.exe
C:\WINDOWS\system32\wdfmgr.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\system32\ZoneLabs\minilog.exe
C:\WINDOWS\System32\alg.exe
D:\Program Files\Thomson\SpeedTouch USB\Dragdiag.exe
C:\PROGRA~1\Grisoft\AVG7\avgcc.exe
D:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe
C:\Program Files\SuperCopier2\SuperCopier2.exe
D:\emule0.48a-PRO-Ultra2.bin\emule.exe
C:\WINDOWS\explorer.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\PROGRA~1\Grisoft\AVG7\avgwb.dat
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: FlashFXP Helper for Internet Explorer - {E5A1691B-D188-4419-AD02-90002030B8EE} - D:\PROGRA~1\FlashFXP\IEFlash.dll
O4 - HKLM\..\Run: [SpeedTouch USB Diagnostics] "D:\Program Files\Thomson\SpeedTouch USB\Dragdiag.exe" /icon
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [!AVG Anti-Spyware] "D:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
O4 - HKCU\..\Run: [SuperCopier2.exe] C:\Program Files\SuperCopier2\SuperCopier2.exe
O4 - HKCU\..\Run: [eMuleAutoStart] D:\emule0.48a-PRO-Ultra2.bin\emule.exe -AutoStart
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: Add to AMV Convert Tool... - C:\Program Files\MP3 Player Utilities 4.00\AMVConverter\grab.html
O8 - Extra context menu item: Add to Media Manager... - C:\Program Files\MP3 Player Utilities 4.00\MediaManager\grab.html
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://E:\PROGRA~1\MICROS~1\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - D:\PROGRA~1\MICROS~1\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {8AD9C840-044E-11D1-B3E9-00805F499D93} (Java Runtime Environment 1.4.0_01) -
O16 - DPF: {CAFEEFAC-0014-0000-0001-ABCDEFFEDCBA} (Java Runtime Environment 1.4.0_01) -
O17 - HKLM\System\CCS\Services\Tcpip\..\{A625667C-28CF-41EF-B995-E9F0AC2DBA33}: NameServer = 206.82.130.195 199.202.55.2
O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft AB - D:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - D:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.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: AVG E-mail Scanner (AVGEMS) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
O23 - Service: BlueSoleil Hid Service - Unknown owner - D:\Program Files\IVT Corporation\BlueSoleil\BTNtService.exe
O23 - Service: Symantec Lic NetConnect service (CLTNetCnService) - Unknown owner - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe (file missing)
O23 - Service: TrueVector Basic Logging Client (minilog) - Zone Labs Inc. - C:\WINDOWS\system32\ZoneLabs\minilog.exe
O23 - Service: ServiceLayer - Nokia. - C:\Program Files\PC Connectivity Solution\ServiceLayer.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs Inc. - C:\WINDOWS\system32\ZoneLabs\vsmon.exe