All of a sudden my pc has started running real slow and a blue screen appears and reboots, I am running vista home premium, here is a copy of hijack this log
Logfile of HijackThis v1.99.1
Scan saved at 4:08:11 PM, on 10/6/2007
Platform: Unknown Windows (WinNT 6.00.1904)
MSIE: Internet Explorer v7.00 (7.00.6000.16512)

Running processes:
C:\Windows\System32\smss.exe
C:\Windows\system32\csrss.exe
C:\Windows\system32\csrss.exe
C:\Windows\system32\wininit.exe
C:\Windows\system32\winlogon.exe
C:\Windows\system32\services.exe
C:\Windows\system32\lsass.exe
C:\Windows\system32\lsm.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\svchost.exe
C:\Windows\system32\SLsvc.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\BillP Studios\Task Catcher\TaskTrap.exe
C:\Program Files\BillP Studios\WinPatrol\WinPatrol.exe
C:\Program Files\Alwil Software\Avast4\ashDisp.exe
C:\Program Files\POP Peeper\POPPeeper.exe
C:\Windows\system32\taskeng.exe
C:\Windows\System32\spoolsv.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\lxcjcoms.exe
C:\Windows\system32\svchost.exe
C:\Windows\system32\PSIService.exe
C:\Program Files\Rollback\RollbackClnt.exe
C:\Program Files\Rollback\shdserv.exe
C:\Windows\system32\svchost.exe
C:\Program Files\Spybot - Search & Destroy\SDWinSec.exe
C:\Windows\system32\WUDFHost.exe
C:\Windows\system32\taskeng.exe
C:\Program Files\Windows Media Player\wmpnscfg.exe
C:\Windows\system32\DllHost.exe
C:\Program Files\Windows Media Player\wmpnetwk.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\Program Files\Soft4Ever\looknstop\looknstop.exe
C:\Windows\System32\mobsync.exe
C:\Program Files\Avant Browser\avant.exe
C:\Program Files\Windows Defender\MSASCui.exe
C:\Windows\system32\taskeng.exe
C:\Windows\ehome\mcupdate.EXE
C:\Program Files\Hijackthis\HijackThis.exe
C:\Windows\System32\notepad.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.yahoo.com/
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://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Ronnell Copeland
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
O1 - Hosts: ::1 localhost
O2 - BHO: SnagIt Toolbar Loader - {00C6482D-C502-44C8-8409-FCE54AD9C208} - C:\Program Files\TechSmith\SnagIt 8\SnagItBHO.dll
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: (no name) - {724d43a9-0d85-11d4-9908-00400523e39a} - C:\Program Files\Siber Systems\AI RoboForm\roboform.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_11\bin\ssv.dll
O3 - Toolbar: &RoboForm - {724d43a0-0d85-11d4-9908-00400523e39a} - C:\Program Files\Siber Systems\AI RoboForm\roboform.dll
O3 - Toolbar: SnagIt - {8FF5E183-ABDE-46EB-B09E-D2AAB95CABE3} - C:\Program Files\TechSmith\SnagIt 8\SnagItIEAddin.dll
O4 - HKLM\..\Run: [Task Catcher] C:\Program Files\BillP Studios\Task Catcher\tasktrap.exe
O4 - HKLM\..\Run: [WinPatrol] C:\Program Files\BillP Studios\WinPatrol\winpatrol.exe
O4 - HKLM\..\Run: [LXCJCATS] rundll32 C:\Windows\system32\spool\DRIVERS\W32X86\3\LXCJtime.dll,_RunDLLEntry@16
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [POP Peeper] "C:\Program Files\POP Peeper\POPPeeper.exe" -min
O4 - Startup: LooknStop.lnk = C:\Program Files\Soft4Ever\looknstop\looknstop.exe
O8 - Extra context menu item: &Create sURL - C:\Program Files\Avant Browser\Extensions\Misc\lusURL.htm
O8 - Extra context menu item: Add to Restricted sites - C:\Program Files\Avant Browser\Extensions\Misc\msZones_R.htm
O8 - Extra context menu item: Add to Trusted sites - C:\Program Files\Avant Browser\Extensions\Misc\msZones_T.htm
O8 - Extra context menu item: Append to existing PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Convert link target to Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O8 - Extra context menu item: Convert link target to existing PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Convert selected links to Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECaptureSelLinks.html
O8 - Extra context menu item: Convert selected links to existing PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppendSelLinks.html
O8 - Extra context menu item: Convert selection to Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O8 - Extra context menu item: Convert selection to existing PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Convert to Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O8 - Extra context menu item: Copy as HTML - C:\Program Files\Avant Browser\Extensions\Misc\msCopyAsHTML.htm
O8 - Extra context menu item: Copy Image URL - C:\Program Files\Avant Browser\Extensions\Misc\msCopyImageURL.htm
O8 - Extra context menu item: Create sURL - C:\Program Files\Avant Browser\Extensions\Misc\lusURL_text.htm
O8 - Extra context menu item: Customize Menu - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComCustomizeIEMenu.html
O8 - Extra context menu item: Dictionary Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luDictionary.htm
O8 - Extra context menu item: Dissect Selected Link - C:\Program Files\Avant Browser\Extensions\Misc\msDissect.html
O8 - Extra context menu item: Dissect Selected Text - C:\Program Files\Avant Browser\Extensions\Misc\luDissect_text.htm
O8 - Extra context menu item: Dissect this page - C:\Program Files\Avant Browser\Extensions\Misc\luDissect.htm
O8 - Extra context menu item: Dogpile Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luDogpile.htm
O8 - Extra context menu item: Encarta Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luEncarta.htm
O8 - Extra context menu item: Exalead (Beta) Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luExalead.htm
O8 - Extra context menu item: Fill Forms - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComFillForms.html
O8 - Extra context menu item: Get The Referer! - C:\Program Files\Avant Browser\Extensions\Misc\Get The Referer!.url
O8 - Extra context menu item: Google Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luGoogle.htm
O8 - Extra context menu item: Hyperdictionary Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luHyperdictionary.htm
O8 - Extra context menu item: Info Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luInfo.htm
O8 - Extra context menu item: Is this domain HOST'ed? - C:\Program Files\Avant Browser\Extensions\Lookup\luHPHO.htm
O8 - Extra context menu item: Is this link HOST'ed? - C:\Program Files\Avant Browser\Extensions\Lookup\luHPHO_link.htm
O8 - Extra context menu item: Is this site HOST'ed? - C:\Program Files\Avant Browser\Extensions\Lookup\luHPHO_text.htm
O8 - Extra context menu item: Lookup link on SiteAdvisor - C:\Program Files\Avant Browser\Extensions\Lookup\luSA_link.htm
O8 - Extra context menu item: Lookup site on SiteAdvisor - C:\Program Files\Avant Browser\Extensions\Lookup\luSA_text.htm
O8 - Extra context menu item: Merriam-Webster Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luMWeb.htm
O8 - Extra context menu item: Microsoft Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luMicrosoft.htm
O8 - Extra context menu item: MSN Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luMSN.htm
O8 - Extra context menu item: MultiSearch - C:\Program Files\Avant Browser\Extensions\Lookup\MultiSearch.htm
O8 - Extra context menu item: Open frame in new window - C:\Program Files\Avant Browser\Extensions\Misc\msBOOF.htm
O8 - Extra context menu item: Open URL - C:\Program Files\Avant Browser\Extensions\Misc\OpenURL.htm
O8 - Extra context menu item: RoboForm Toolbar - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComShowToolbar.html
O8 - Extra context menu item: Save Forms - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComSavePass.html
O8 - Extra context menu item: Save Open Browser Windows - C:\Program Files\Avant Browser\Extensions\Misc\mSaveOpenWindows.htm
O8 - Extra context menu item: Search AB Forums - C:\Program Files\Avant Browser\Extensions\Lookup\luABF.htm
O8 - Extra context menu item: Send To Notepad - C:\Program Files\Avant Browser\Extensions\Misc\SendToNotepad.htm
O8 - Extra context menu item: SiteAdvisor Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luSA.htm
O8 - Extra context menu item: TagJag (Gada) Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luGada.htm
O8 - Extra context menu item: Translate selected text with Google - C:\Program Files\Avant Browser\Extensions\Translators\tGoogle_text.htm
O8 - Extra context menu item: Translate URL with Google - C:\Program Files\Avant Browser\Extensions\Translators\tGoogle_URL.htm
O8 - Extra context menu item: Translate with Google - C:\Program Files\Avant Browser\Extensions\Translators\tGoogle.htm
O8 - Extra context menu item: Verify Webpage Location - C:\Program Files\Avant Browser\Extensions\Misc\Verify Webpage Location.url
O8 - Extra context menu item: Wikipedia Lookup - C:\Program Files\Avant Browser\Extensions\Lookup\luWikipedia.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_11\bin\npjpi150_11.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_11\bin\npjpi150_11.dll
O9 - Extra button: Fill Forms - {320AF880-6646-11D3-ABEE-C5DBF3571F46} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComFillForms.html
O9 - Extra 'Tools' menuitem: Fill Forms - {320AF880-6646-11D3-ABEE-C5DBF3571F46} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComFillForms.html
O9 - Extra button: Save - {320AF880-6646-11D3-ABEE-C5DBF3571F49} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComSavePass.html
O9 - Extra 'Tools' menuitem: Save Forms - {320AF880-6646-11D3-ABEE-C5DBF3571F49} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComSavePass.html
O9 - Extra button: RoboForm - {724d43aa-0d85-11d4-9908-00400523e39a} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComShowToolbar.html
O9 - Extra 'Tools' menuitem: RoboForm Toolbar - {724d43aa-0d85-11d4-9908-00400523e39a} - file://C:\Program Files\Siber Systems\AI RoboForm\RoboFormComShowToolbar.html
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search & Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\nlaapi.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\napinsp.dll
O11 - Options group: [INTERNATIONAL] International*
O13 - Gopher Prefix:
O16 - DPF: {0E5F0222-96B9-11D3-8997-00104BD12D94} (PCPitstop Utility) - http://www.pcpitstop.com/pcpitstop/PCPitStop.CAB
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/kos/english/kavwebscan_unicode.cab
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} -
O16 - DPF: {6B75345B-AA36-438A-BBE6-4078B4C6984D} - http://h20270.www2.hp.com/ediags/gmn2/inst…ctDetection.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shoc…ash/swflash.cab
O20 - Winlogon Notify: PFW - C:\Windows\
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: FLEXnet Licensing Service - Macrovision Europe Ltd. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: lxcj_device - - C:\Windows\system32\lxcjcoms.exe
O23 - Service: NBService - Nero AG - C:\Program Files\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Common Files\Ahead\Lib\NMIndexingService.exe
O23 - Service: ProtexisLicensing - Unknown owner - C:\Windows\system32\PSIService.exe
O23 - Service: RollbackClientService - Unknown owner - C:\Program Files\Rollback\RollbackClnt.exe
O23 - Service: SBSD Security Center Service (SBSDWSCService) - Safer Networking Ltd. - C:\Program Files\Spybot - Search & Destroy\SDWinSec.exe
O23 - Service: SHDSERV - Horizon Datasys, Inc. - C:\Program Files\Rollback\shdserv.exe
O23 - Service: @%ProgramFiles%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - %ProgramFiles%\Windows Media Player\wmpnetwk.exe (file missing)