Fenêtres de pub

bonjour j'ai un problème de fenêtre de pub, j'ai AVG antivirus et avg antispy l'anti spy trouve qlq cookies mais rien de grave voici mon Logfile of HijackThis
merci de votre aide
Logfile of HijackThis v1.99.1
Scan saved at 13:22:27, on 13/01/2007
Platform: Windows 2000 SP4 (WinNT 5.00.2195)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINNT\System32\smss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\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
C:\WINNT\System32\svchost.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7Debug\mdm.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\System32\mspmspsv.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\Explorer.EXE
C:\WINNT\htpatch.exe
C:\WINNT\system32\JupitCo.exe
C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\PROGRA~1\Grisoft\AVG7\avgcc.exe
C:\WINNT\system32\wuauclt.exe
C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe
C:\WINNT\system32\ctfmon.exe
C:\Program Files\WinZip\WZQKPICK.EXE
C:\WINNT\System32\cisvc.exe
C:\WINNT\System32\cidaemon.exe
C:\avast\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\system32\msdxm.ocx
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [HTpatch] C:\WINNT\htpatch.exe
O4 - HKLM\..\Run: [USB SECURITY DEVICE CoInstaller] JupitCo.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [!AVG Anti-Spyware] "C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
O4 - HKCU\..\Run: [ctfmon.exe] ctfmon.exe
O4 - HKCU\..\Run: [Skype] "F:\New\Phone\Skype.exe" /nosplash /minimized
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: WinZip Quick Pick.lnk = C:\Program Files\WinZip\WZQKPICK.EXE
O8 - Extra context menu item: Add to WebSite-Watcher - C:\Documents and Settings\sacac\Application Data\aignes\WebSite-Watcher\config\settings\wswie.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINNT\System32\Shdocvw.dll
O16 - DPF: {205FF73B-CA67-11D5-99DD-444553540000} - http://www.spywarestormer.com/files2/Install.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/304c6d74eb2738ebb605/netzip/RdxIE601_fr.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload.adobe.com/pub/shockwave/cabs/flash/swflash.cab
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = DOMCJB.MA
O17 - HKLM\System\CCS\Services\Tcpip\..\{2DC8D4D5-9DDC-4182-B232-DA169A1108EB}: NameServer = 194.204.200.1,194.204.200.2
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = DOMCJB.MA
O17 - HKLM\System\CS2\Services\Tcpip\Parameters: Domain = DOMCJB.MA
O20 - Winlogon Notify: nwprovau - C:\WINNT\SYSTEM32\nwprovau.dll
O23 - Service: AVG Anti-Spyware Guard - Anti-Malware Development a.s. - C:\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: Service d'administration du Gestionnaire de disque logique (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe

Configuration: Windows 2000
Internet Explorer 6.0