Hve been recommended to use this thread by Jephree.
When clicking on MY Pictures icon the folder appears and whithin seconds the windows explorer notice pops up to say that it has encountered a problem and has to shut down. I clicked on sending an error report and the reply was i probably had a virus TrojanDownloader:Win32/Purstiu.A,
I have run ADaware , spybot,.spyware doctor ,AVG and Kaspersky scan aswell as stinger and not found anything . I have also now noticed that I cannot play DVD's but can play cd's

please find my hijack log. and boot up is getting slower
Many thanks for your help
Logfile of HijackThis v1.99.1
Scan saved at 23:17:34, on 26/06/2005
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2900.2180)
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\Ati2evxx.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
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\Program Files\CyberLink\Shared Files\RichVideo.exe
C:\WINDOWS\system32\wdfmgr.exe
C:\WINDOWS\System32\alg.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\pctspk.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S4I0H 2.EXE
C:\PROGRA~1\ntl\BROADB~1\SMARTB~1\MotiveSB.exe
C:\Program Files\QuickTime\qttask.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
C:\Program Files\eBay\eBay Toolbar2\eBayTBDaemon.exe
C:\WINDOWS\Dit.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Spyware Doctor\swdoctor.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Pinnacle\Shared Files\InstantCDDVD\PCLETray.exe
C:\Program Files\Pinnacle\InstantCDDVD\InstantWrite\iwctrl.ex e
C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
C:\Program Files\Nikon\NkView6\NkvMon.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\ntl\broadband medic\bin\mpbtn.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\HijackThis\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://www.google.co.uk/
R3 - Default URLSearchHook is missing
O2 - BHO: eBay Toolbar Helper - {22D8E815-4A5E-4DFB-845E-AAB64207F5BD} - C:\Program Files\eBay\eBay Toolbar2\eBayTB.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: PCTools Site Guard - {5C8B2A36-3DB1-42A4-A3CB-D426709BBFEB} - C:\PROGRA~1\SPYWAR~1\tools\iesdsg.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: PCTools Browser Monitor - {B56A7D7D-6927-48C8-A975-17DF180C71AC} - C:\PROGRA~1\SPYWAR~1\tools\iesdpb.dll
O3 - Toolbar: eBay Toolbar - {92085AD4-F48A-450D-BD93-B28CC7DF67CE} - C:\Program Files\eBay\eBay Toolbar2\eBayTB.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [PCTVOICE] pctspk.exe
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] rundll32.exe irprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [PinnacleDriverCheck] C:\WINDOWS\System32\PSDrvCheck.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [EPSON Stylus Photo R200 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S4I0H 2.EXE /P30 "EPSON Stylus Photo R200 Series" /O6 "USB001" /M "Stylus Photo R200"
O4 - HKLM\..\Run: [Motive SmartBridge] C:\PROGRA~1\ntl\BROADB~1\SMARTB~1\MotiveSB.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [Realtime Audio Engine] mmrtkrnl.exe
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
O4 - HKLM\..\Run: [eBayToolbar] C:\Program Files\eBay\eBay Toolbar2\eBayTBDaemon.exe
O4 - HKLM\..\Run: [Dit] Dit.exe
O4 - HKLM\..\Run: [MSKDetectorExe] C:\Program Files\McAfee\SpamKiller\MSKDetct.exe /uninstall
O4 - HKLM\..\Run: [dvd43] C:\Program Files\dvd43\dvd43_tray.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKCU\..\Run: [Spyware Doctor] "C:\Program Files\Spyware Doctor\swdoctor.exe" /Q
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [InstantTray] C:\Program Files\Pinnacle\Shared Files\InstantCDDVD\PCLETray.exe
O4 - HKCU\..\Run: [IW_Drop_Icon] C:\Program Files\Pinnacle\InstantCDDVD\InstantWrite\iwctrl.ex e /DropDisc
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: broadband medic.lnk = C:\Program Files\ntl\broadband medic\bin\matcli.exe
O4 - Global Startup: InterVideo WinCinema Manager.lnk = C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
O4 - Global Startup: NkvMon.exe.lnk = C:\Program Files\Nikon\NkView6\NkvMon.exe
O8 - Extra context menu item: &eBay Search - res://C:\Program Files\eBay\eBay Toolbar2\eBayTb.dll/RCSearch.html
O8 - Extra context menu item: &Google Search - res://c:\program files\google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\program files\google\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\program files\google\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Similar Pages - res://c:\program files\google\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\program files\google\GoogleToolbar1.dll/cmtrans.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra button: Spyware Doctor - {2D663D1A-8670-49D9-A1A5-4C56B4E14E84} - C:\PROGRA~1\SPYWAR~1\tools\iesdpb.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\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: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) -
http://www.kaspersky.com/downloads/k...an_unicode.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) -
http://go.microsoft.com/fwlink/?link...67&clcid=0x409
O16 - DPF: {4ED9DDF0-7479-4BBE-9335-5A1EDB1D8A21} -
http://download.mcafee.com/molbin/sh...4/mcinsctl.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) -
http://software-dl.real.com/198c9252...p/RdxIE601.cab
O16 - DPF: {6F750200-1362-4815-A476-88533DE61D0C} (Ofoto Upload Manager Class) -
http://www.ofoto.co.uk/downloads/BUM...1/axofupld.cab
O16 - DPF: {BB21F850-63F4-4EC9-BF9D-565BD30C9AE9} (ASquaredScanForm Element) -
http://www.windowsecurity.com/trojanscan/axscan.cab
O16 - DPF: {BCC0FF27-31D9-4614-A68E-C18E1ADA4389} -
http://download.mcafee.com/molbin/sh...21/mcgdmgr.cab
O16 - DPF: {EF791A6B-FC12-4C68-99EF-FB9E207A39E6} (McFreeScan Class) -
http://download.mcafee.com/molbin/is...38/mcfscan.cab
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files\CyberLink\Shared Files\RichVideo.exe