I don't know much about IT but from looking at other people's postings you need this log below.
Logfile of HijackThis v1.98.2
Scan saved at 19:14:29, on 13/08/2004
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\Explorer.EXE
C:\WINDOWS\System32\ctfmon.exe
C:\Documents and Settings\Administrator\Desktop\hijackthis\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://go.compaq.com...DT/0409/bl8.asp
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.compaq.com...DT/0409/bl7.asp
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://go.compaq.com...DT/0409/bl8.asp
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: SDWin32 Class - {7DAE2C2C-29E1-47E0-AE8F-93234AC907B1} - C:\WINDOWS\System32\opgwx.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\j2re1.4.2_03\bin\jusched.exe
O4 - HKLM\..\Run: [srmclean] C:\Cpqs\Scom\srmclean.exe
O4 - HKLM\..\Run: [CPQEASYACC] C:\Program Files\COMPAQ\Easy Access Button Support\StartEAK.exe
O4 - HKLM\..\Run: [vptray] C:\PROGRA~1\SYMANT~1\SYMANT~1\vptray.exe
O4 - HKLM\..\Run: [NastySex] C:\WINDOWS\NastySex.exe -n
O4 - HKLM\..\Run: [opgwxc] C:\WINDOWS\System32\opgwxc.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\System32\ctfmon.exe
O4 - Global Startup: Continuity Client Startup.exe
O4 - Global Startup: E2EAgent.lnk = ?
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - (no file)
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - (no file)