I've done all your steps and I just ran HijackThis, and this is what I came up with....
Logfile of HijackThis v1.99.1
Scan saved at 10:47:39 PM, on 12/1/2005
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\wltrysvc.exe
C:\WINDOWS\System32\bcmwltry.exe
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\system32\drivers\dcfssvc.exe
c:\PROGRA~1\mcafee.com\vso\mcvsrte.exe
c:\PROGRA~1\mcafee.com\vso\mcshield.exe
C:\WINDOWS\System32\hkcmd.exe
C:\WINDOWS\system32\carpserv.exe
C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Dell\AccessDirect\dadapp.exe
C:\Program Files\Dell\AccessDirect\DadTray.exe
C:\Program Files\McAfee.com\Agent\mcagent.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Roxio\Easy CD Creator 5\DirectCD\DirectCD.exe
C:\PROGRA~1\mcafee.com\vso\mcvsshld.exe
C:\Program Files\Microsoft AntiSpyware\gcasServ.exe
C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\Musicmatch\Musicmatch Jukebox\mm_tray.exe
C:\Program Files\Musicmatch\Musicmatch Jukebox\mmtask.exe
C:\WINDOWS\system32\wltray.exe
C:\Program Files\Dell Support\DSAgnt.exe
C:\Program Files\Common Files\DataViz\DvzIncMsgr.exe
C:\Program Files\Digital Line Detect\DLG.exe
C:\Program Files\Kodak\KODAK Picture Transfer Software\pts.exe
C:\Program Files\palmOne\HOTSYNC.EXE
C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
C:\Program Files\Microsoft Office\Office\OSA.EXE
C:\Program Files\LocalNet Express 2.0\PropelAC.exe
C:\Program Files\Microsoft AntiSpyware\gcasDtServ.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Documents and Settings\mim gagnon\Desktop\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.localnet....dv_search.phtml
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://start.localnet.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://start.localnet.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.dellnet.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer provided by LocalNet
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = http=localhost:8080
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = ;http://localhost;<local>
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: IE_PopupBlocker Class - {656EC4B7-072B-4698-B504-2A414C1F0037} - C:\Program Files\LocalNet Express 2.0\prpl_IePopupBlocker.dll
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\System32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [CARPService] carpserv.exe
O4 - HKLM\..\Run: [SynTPLpr] C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [DadApp] C:\Program Files\Dell\AccessDirect\dadapp.exe
O4 - HKLM\..\Run: [MCAgentExe] C:\Program Files\McAfee.com\Agent\mcagent.exe
O4 - HKLM\..\Run: [MCUpdateExe] C:\PROGRA~1\McAfee.com\Agent\McUpdate.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [AdaptecDirectCD] "C:\Program Files\Roxio\Easy CD Creator 5\DirectCD\DirectCD.exe"
O4 - HKLM\..\Run: [VirusScan Online] c:\PROGRA~1\mcafee.com\vso\mcvsshld.exe
O4 - HKLM\..\Run: [gcasServ] "C:\Program Files\Microsoft AntiSpyware\gcasServ.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_02\bin\jusched.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: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [MMTray] C:\Program Files\Musicmatch\Musicmatch Jukebox\mm_tray.exe
O4 - HKLM\..\Run: [mmtask] C:\Program Files\Musicmatch\Musicmatch Jukebox\mmtask.exe
O4 - HKLM\..\Run: [Propel Accelerator] "C:\Program Files\LocalNet Express 2.0\trayctl.exe" /STARTUPLAUNCH
O4 - HKLM\..\Run: [wltray.exe] C:\WINDOWS\system32\wltray.exe
O4 - HKCU\..\Run: [DellSupport] "C:\Program Files\Dell Support\DSAgnt.exe" /startup
O4 - Startup: HotSync Manager.lnk = C:\Program Files\palmOne\HOTSYNC.EXE
O4 - Startup: Microsoft Find Fast.lnk = C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
O4 - Startup: Office Startup.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
O4 - Global Startup: DataViz Inc Messenger.lnk = C:\Program Files\Common Files\DataViz\DvzIncMsgr.exe
O4 - Global Startup: Digital Line Detect.lnk = ?
O4 - Global Startup: KODAK Picture Transfer Software.lnk = ?
O8 - Extra context menu item: Allow pop-ups from this site - C:\Program Files\LocalNet Express 2.0\pac-addwl.html
O8 - Extra context menu item: Refresh Pa&ge with Full Quality - C:\Program Files\LocalNet Express 2.0\pac-page.html
O8 - Extra context menu item: Refresh Pi&cture with Full Quality - C:\Program Files\LocalNet Express 2.0\pac-image.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: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\System32\Shdocvw.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
O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\Program Files\AWS\WeatherBug\Weather.exe (file missing) (HKCU)
O12 - Plugin for .tif: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin5.dll
O14 - IERESET.INF: START_PAGE_URL=http://start.localnet.com/
O15 - Trusted Zone: *.musicmatch.com
O15 - Trusted Zone: *.musicmatch.com (HKLM)
O16 - DPF: {2B96D5CC-C5B5-49A5-A69D-CC0A30F9028C} (MiniBugTransporterX Class) - http://wdownload.wea...Transporter.cab?
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupd...b?1114045617925
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai...all/xscan53.cab
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
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: Dcfssvc - Eastman Kodak Company - C:\WINDOWS\system32\drivers\dcfssvc.exe
O23 - Service: McAfee.com McShield (McShield) - Unknown owner - c:\PROGRA~1\mcafee.com\vso\mcshield.exe
O23 - Service: McAfee.com VirusScan Online Realtime Engine (MCVSRte) - Mcafee.com Corporation - c:\PROGRA~1\mcafee.com\vso\mcvsrte.exe
O23 - Service: Broadcom Wireless LAN Tray Service (wltrysvc) - Unknown owner - C:\WINDOWS\System32\wltrysvc.exe
Thanks for any guidance you can give!