Wow, I've been here a lot this week! They say things happen in three, hopefully this will be my last problem.
My homepage keeps resetting itself to mk

MSITStore:C:\WINDOWS\start.chm::/start.html. I've run both spybot and ad-aware (with current updates) and scanned for viruses. FOund nothing, it is still popping up.
Here is my HijackThis log. Any ideas?
Logfile of HijackThis v1.97.5
Scan saved at 4:02:45 PM, on 08/04/2004
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
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\LEXBCES.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\LEXPPS.EXE
C:\WINDOWS\System32\drivers\CDAC11BA.EXE
C:\WINDOWS\System32\DRIVERS\CDANTSRV.EXE
C:\Program Files\Executive Software\DiskeeperWorkstation\DKService.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Documents and Settings\Owner\My Documents\Installers\hijackthis\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar =
http://www.master-search.com/search.php
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page =
http://www.master-search.com/search.php?qq=%s
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = mk

MSITStore:C:\WINDOWS\start.chm::/start.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
http://www.master-search.com/search.php
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
http://www.master-search.com/search.php
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = mk

MSITStore:C:\WINDOWS\start.chm::/start.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar =
http://www.master-search.com/search.php
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page =
http://www.master-search.com/search.php?qq=%s
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://www.master-search.com/search.php
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
http://www.master-search.com/search.php
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
http://www.master-search.com/search.php
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
http://www.master-search.com/search.php
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = socks=127.0.0.1:1080
O2 - BHO: (no name) - {0549E6CB-9985-42F6-8FD6-4EC017E6AAE1} - C:\Program Files\Surfapps.com\PopThis! Free Version\PopThis.dll
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {56120D68-60FE-6D1C-5BA0-91B1E925B958} - (no file)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O9 - Extra 'Tools' menuitem: PopThis! Options... (HKLM)
O9 - Extra button: Messenger (HKLM)
O9 - Extra 'Tools' menuitem: Messenger (HKLM)
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: Yahoo! Blackjack -
http://download.games.yahoo.com/games/clients/y/jt0_x.cab
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) -
http://messenger.zone.msn.com/binary/msgrchkr.cab
O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Object) -
http://www.apple.com/qtactivex/qtplugin.cab
O16 - DPF: {0E5F0222-96B9-11D3-8997-00104BD12D94} (PCPitstop Utility) -
http://pcpitstop.com/pcpitstop/PCPitStop.CAB
O16 - DPF: {1239CC52-59EF-4DFA-8C61-90FFA846DF7E} (Musicnotes Viewer) -
http://www.musicnotes.com/download/mnviewer.cab
O16 - DPF: {166B1BCA-3F9C-11CF-8075-444553540000} (Shockwave ActiveX Control) -
http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab
O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) -
http://messenger.zone.msn.com/binary/MineSweeper.cab
O16 - DPF: {39B0684F-D7BF-4743-B050-FDC3F48F7E3B} (FilePlanet Download Control Class) -
http://dev-www.fileplanet.com/fpdlmgr/cabs/FPDC_1_0_0_41.cab
O16 - DPF: {41F17733-B041-4099-A042-B518BB6A408C} -
http://a1540.g.akamai.net/7/1540/52...pple.com/bonnie/us/win/QuickTimeInstaller.exe
O16 - DPF: {54B52E52-8000-4413-BD67-FC7FE24B59F2} (EARTPatchX Class) -
http://simcity.ea.com/update/EARTPX.cab
O16 - DPF: {62475759-9E84-458E-A1AB-5D2C442ADFDE} -
http://a1540.g.akamai.net/7/1540/52...pple.com/mickey/us/win/QuickTimeInstaller.exe
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) -
http://a840.g.akamai.net/7/840/537/2004033001/housecall.antivirus.com/housecall/xscan53.cab
O16 - DPF: {88D8E8B7-A33B-4417-A385-8373484D43ED} (InstallHelper Class) - file://C:\DOCUME~1\Owner\LOCALS~1\Temp\ThereInstallHelper.2.0.2106.0.dll
O16 - DPF: {8B486EF6-6B2A-4A1E-BB0D-236CB2DBB8D2} (There Voice Trainer) - file://C:\Program Files\There\ThereClient\ThereVoiceTrainer.dll
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) -
http://messenger.zone.msn.com/binary/MessengerStatsClient.cab
O16 - DPF: {9F1C11AA-197B-4942-BA54-47A8489BB47F} (Update Class) -
http://v4.windowsupdate.microsoft.com/CAB/x86/unicode/iuctl.CAB?37859.5869675926
O16 - DPF: {AAF421E6-7914-430A-9981-72B31AFF3BF4} (There Launcher) - file://C:\Program Files\There\ThereClient\ThereLauncher.dll
O16 - DPF: {C36661D7-3590-45B1-80B5-520839E94DAD} (MaxisSimCity4PatcherX Control) -
http://simcity.ea.com/update/MaxisSimCity4PatcherX.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) -
http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) -
http://messenger.zone.msn.com/binary/SolitaireShowdown.cab
O16 - DPF: {FE5D6722-826F-11D5-A24E-0060B0F1A5AE} (Tukati Launcher) -
http://http.gamezone.tukati.com/tukati/1.7.20.20/tukati.cab