I keep getting application error messages
 

I can barely use the internet and word. it is really annoying. this is my log
please help me. (I never did this before sorry if i did it wrong).

Logfile of HijackThis v1.99.1
Scan saved at 1:02:23 PM, on 4/15/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16640)

Running processes:
C:\WINDOWS\System32\smss.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\spoolsv.exe
C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\Program Files\Bonjour\mDNSResponder.exe
C:\Program Files\Cisco Systems\VPN Client\cvpnd.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Program Files\Trend Micro\Internet Security\SfCtlCom.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
C:\Program Files\HP\hpcoretech\hpcmpmgr.exe
C:\Program Files\QuickTime\QTTask.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeperUI.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
C:\Program Files\Last.fm\LastFMHelper.exe
C:\WINDOWS\system32\ZuneBusEnum.exe
C:\Program Files\Trend Micro\BM\TMBMSRV.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\Program Files\Trend Micro\Internet Security\TmProxy.exe
C:\Program Files\Webroot\Spy Sweeper\SSU.EXE
C:\Program Files\Mozilla Firefox\firefox.exe
C:\hijackthis_sfx\HijackThis.exe
C:\HJT\HijackThis.exe

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
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost;*.local
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] "rundll32.exe" bthprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [ATIPTA] "C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [Trend Micro AntiVirus 2007] "C:\Program Files\Trend Micro\AntiVirus 2007\tavui.exe" -1 --delay 15
O4 - HKLM\..\Run: [Logitech Hardware Abstraction Layer] KHALMNPR.EXE
O4 - HKLM\..\Run: [HP Software Update] "C:\Program Files\HP\HP Software Update\HPWuSchd2.exe"
O4 - HKLM\..\Run: [HP Component Manager] "C:\Program Files\HP\hpcoretech\hpcmpmgr.exe"
O4 - HKLM\..\Run: [Adobe Photo Downloader] "C:\Program Files\Adobe\Adobe Photoshop Lightroom 1.1\apdproxy.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [UfSeAgnt.exe] "C:\Program Files\Trend Micro\Internet Security\UfSeAgnt.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [Zune Launcher] "C:\Program Files\Zune\ZuneLauncher.exe"
O4 - HKLM\..\Run: [SpySweeper] "C:\Program Files\Webroot\Spy Sweeper\SpySweeperUI.exe" /startintray
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - Startup: Last.fm Helper.lnk = C:\Program Files\Last.fm\LastFMHelper.exe
O4 - Startup: Picture Motion Browser Media Check Tool.lnk = C:\Program Files\Sony\Sony Picture Utility\VolumeWatcher\SPUVolumeWatcher.exe
O4 - Global Startup: Gatorlink VPN Client.lnk = ?
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
O4 - Global Startup: Logitech Desktop Messenger.lnk = C:\Program Files\Logitech\Desktop Messenger\8876480\Program\LogitechDesktopMessenger.exe
O4 - Global Startup: Logitech SetPoint.lnk = C:\Program Files\Logitech\SetPoint\KEM.exe
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
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
O10 - Unknown file in Winsock LSP: c:\program files\bonjour\mdnsnsp.dll
O11 - Options group: [INTERNATIONAL] International*
O16 - DPF: {54823A9D-6BAE-11D5-B519-0050BA2413EB} (ChkDVDCtl Class) - http://www.cyberlink.com/winxp/CheckDVD.cab
O18 - Protocol: bwfile-8876480 - {9462A756-7B47-47BC-8C80-C34B9B80B32B} - C:\Program Files\Logitech\Desktop Messenger\8876480\Program\GAPlugProtocol-8876480.dll
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O20 - Winlogon Notify: WRNotifier - C:\WINDOWS\SYSTEM32\WRLogonNTF.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: Bonjour Service - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Cisco Systems, Inc. VPN Service (CVPND) - Cisco Systems, Inc. - C:\Program Files\Cisco Systems\VPN Client\cvpnd.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
O23 - Service: Trend Micro Central Control Component (SfCtlCom) - Trend Micro Inc. - C:\Program Files\Trend Micro\Internet Security\SfCtlCom.exe
O23 - Service: Trend Micro Unauthorized Change Prevention Service (TMBMServer) - Unknown owner - C:\Program Files\Trend Micro\BM\TMBMSRV.exe" /service (file missing)
O23 - Service: Trend Micro Proxy Service (tmproxy) - Trend Micro Inc. - C:\Program Files\Trend Micro\Internet Security\TmProxy.exe
O23 - Service: Webroot Spy Sweeper Engine (WebrootSpySweeperService) - Webroot Software, Inc. - C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe