A friend gave me this computer and I've tried adding AVG to it but it won't let me...I've not been able to find anything compatible with Windows 98. Now I've gotten a few warnings about viruses, like Trojan, but I can't find a way of getting rid of them and finding protection. Here's my HiJack results: (Thank you!)

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 7:38:46 AM, on 7/22/09
Platform: Windows 98 SE (Win9x 4.10.2222A)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
Boot mode: Normal

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\AGRSMMSG.EXE
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
C:\WINDOWS\SYSTEM\KB918547\KB918547.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\PROGRAM FILES\GRISOFT\AVG FREE\AVGCC.EXE
C:\PROGRAM FILES\GRISOFT\AVG FREE\AVGEMC.EXE
C:\PROGRAM FILES\GRISOFT\AVG FREE\AVGAMSVR.EXE
C:\PROGRAM FILES\REAL\REALPLAYER\REALPLAY.EXE
C:\WINDOWS\SYSTEM\QTTASK.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\PROGRAM FILES\YAHOO!\MESSENGER\YMSGR_TRAY.EXE
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\WINDOWS\SYSTEM\PSTORES.EXE
C:\MY DOCUMENTS\HIJACK THIS.EXE

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.foxnews.com/
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 6.0\READER\ACTIVEX\ACROIEHELPER.DLL
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHELPER.DLL
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_18\bin\ssv.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [TaskMonitor] C:\WINDOWS\taskmon.exe
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [TCASUTIEXE] TCAUDIAG.EXE -off
O4 - HKLM\..\Run: [CriticalUpdate] C:\WINDOWS\SYSTEM\wucrtupd.exe -startup
O4 - HKLM\..\Run: [UpConfgVer] "C:\PROGRAM FILES\PANDA SOFTWARE\PANDA ANTIVIRUS PLATINUM\UpgConf.exe" /v:7.05.07
O4 - HKLM\..\Run: [agrsmMSG] agrsmMSG.exe
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\GRISOFT\AVGFRE~1\AVGCC.EXE /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] C:\PROGRA~1\GRISOFT\AVGFRE~1\AVGEMC.EXE
O4 - HKLM\..\Run: [AVG7_AMSVR] C:\PROGRA~1\GRISOFT\AVGFRE~1\AVGAMSVR.EXE
O4 - HKLM\..\Run: [RealTray] C:\Program Files\Real\RealPlayer\RealPlay.exe SYSTEMBOOTHIDEPLAYER
O4 - HKLM\..\Run: [QuickTime Task] "C:\WINDOWS\SYSTEM\QTTASK.EXE" -atboottime
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O4 - HKLM\..\RunServices: [KB891711] C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
O4 - HKLM\..\RunServices: [KB918547] C:\WINDOWS\SYSTEM\KB918547\KB918547.EXE
O4 - HKCU\..\Run: [Yahoo! Pager] C:\PROGRAM FILES\YAHOO!\MESSENGER\ypager.exe -quiet
O4 - HKUS\.DEFAULT\..\Run: [Yahoo! Pager] C:\PROGRAM FILES\YAHOO!\MESSENGER\ypager.exe -quiet (User 'Default user')
O8 - Extra context menu item: &Google Search - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmsearch.html
O8 - Extra context menu item: &Translate English Word - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmwordtrans.html
O8 - Extra context menu item: Cached Snapshot of Page - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmcache.html
O8 - Extra context menu item: Similar Pages - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmsimilar.html
O8 - Extra context menu item: Backward Links - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmbacklinks.html
O8 - Extra context menu item: Translate Page into English - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR1.DLL/cmtrans.html
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\SYSTEM\Shdocvw.dll
O9 - Extra button: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\PROGRAM FILES\YAHOO!\MESSENGER\YPAGER.EXE
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRAM FILES\JAVA\JRE1.5.0_18\BIN\SSV.DLL
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRAM FILES\JAVA\JRE1.5.0_18\BIN\SSV.DLL
O16 - DPF: {ED6D016A-12F8-4871-BEDC-CE13AAAB4F0B} (DD_v4_Member.DDv4) - http://www.drivershq.com/members/DD_v4_Member.CAB
O16 - DPF: {62789780-B744-11D0-986B-00609731A21D} (Autodesk MapGuide ActiveX Control) - http://efiniti.plexisgroup.com/control/MgAxCtrl.cab
O16 - DPF: {11260943-421B-11D0-8EAC-0000C07D88CF} (iPIX ActiveX Control) - http://www.ipix.com/viewers/ipixx.cab
O16 - DPF: {67DABFBF-D0AB-41FA-9C46-CC0F21721616} - http://go.divx.com/plugin/DivXBrowserPlugin.cab
O16 - DPF: {0CCA191D-13A6-4E29-B746-314DEE697D83} (Facebook Photo Uploader 5 Control) - https://upload.facebook.com/controls/2008.10.10_v5.5.8/FacebookPhotoUploader5.cab
O16 - DPF: {9C23D886-43CB-43DE-B2DB-112A68D7E10A} (MySpace Uploader Control) - http://lads.myspace.com/upload/MySpaceUploader2.cab
O16 - DPF: {C02226EB-A5D7-4B1F-BD7E-635E46C2288D} (Toontown Installer ActiveX Control) - http://a.download.toontown.com/sv1.0.38.34/ttinst.cab
O16 - DPF: {644E432F-49D3-41A1-8DD5-E099162EEEC5} (Symantec RuFSI Utility Class) - http://security.symantec.com/sscv6/SharedContent/common/bin/cabsa.cab

--
End of file - 5633 bytes