Wil someone help me stop this !!!

Home taken over. Will someone let me know what to delete off of this please, Any help would be appreciated.

Logfile of HijackThis v1.97.7
Scan saved at 9:49:12 PM, on 6/13/2004
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\RUNDLL32.EXE
C:\Program Files\ClearSearch\Loader.exe
C:\Program Files\Common files\updater\wupdater.exe
C:\Program Files\Messenger\MSMSGS.EXE
C:\WINDOWS\System32\rundll32.exe
C:\Program Files\SEC\Natural Color\NaturalColorLoad.exe
C:\Documents and Settings\User\Local Settings\Temp\Temporary Directory 1 for hijackthis.zip\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.sonicimplants.com/
R3 - URLSearchHook: IncrediFindBHO Class - {5D60FF48-95BE-4956-B4C6-6BB168A70310} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL
O2 - BHO: IE Agent - {00000000-0000-0000-0000-000000000221} - C:\Program Files\ClearSearch\CSIE.DLL
O2 - BHO: (no name) - {000006B1-19B5-414A-849F-2A3C64AE6939} - C:\WINDOWS\bi.dll
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: NavErrRedir Class - {5D60FF48-95BE-4956-B4C6-6BB168A70310} - C:\PROGRA~1\INCRED~1\BHO\INCFIN~1.DLL
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [Ptipbmf] rundll32.exe ptipbmf.dll,SetWriteCacheMode
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\System32\\NeroCheck.exe
O4 - HKLM\..\Run: [ClrSchLoader] C:\Program Files\ClearSearch\Loader.exe
O4 - HKLM\..\Run: [updater] C:\Program Files\Common files\updater\wupdater.exe
O4 - HKLM\..\Run: [Belt] C:\WINDOWS\Belt.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\MSMSGS.EXE" /background
O4 - HKCU\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NVMCTRAY.DLL,NvTaskbarInit
O4 - Startup: NaturalColorLoad.lnk = ?
O4 - Global Startup: NaturalColorLoad.lnk = ?
O9 - Extra button: Related (HKLM)
O9 - Extra 'Tools' menuitem: Show &Related Links (HKLM)
O9 - Extra button: Messenger (HKLM)
O9 - Extra 'Tools' menuitem: Windows Messenger (HKLM)
O15 - Trusted Zone: http://*.windowsupdate.com
O16 - DPF: {9F1C11AA-197B-4942-BA54-47A8489BB47F} (Update Class) - http://v4.windowsupdate.microsoft.com/CAB/x86/unicode/iuctl.CAB?38127.5592592593
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab