Verify your Java version here: http://www.java.com/en/download/installed.jsp
Update, if necessary.
Uninstall all previous Java versions, through Add\Remove (Programs & Features in Vista).

==================================================================

Disable Windows Defender, as it'll interfere with cleaning process:
- Open Windows Defender by clicking the Start, clicking All Programs, and then clicking Windows Defender.
- Click Tools
then...

++ Windows XP:
- Click General Settings
- Scroll down to Real Time Protection Options
- Uncheck Turn on Real Time Protection
- After you uncheck this, click on the Save button
- Close Windows Defender

++ Windows Vista:
- Click Options
- Under Administrator options, clear the Use Windows Defender check box, and then click Save.

Enable Windows Defender, when all cleaning is done.

==============================================================

Print this post out, since you won't have an access to it, at some point.

1. Open HijackThis.

2. Close all windows, except for HijackThis.

3. Put checkmarks next to the following HijackThis entries:

- O2 - BHO: Browser protection - {FB9FFB4B-9680-4256-8178-5ECDB2C19B23} - C:\PROGRA~1\SPYNOM~1\SNMIEG~1.DLL
- O4 - Global Startup: officejet 6100.lnk = ?


4. You should also checkmark following entries (these are unnecessary startups; no actual programs will be removed):

- O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
- O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
- O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet /nodetect
- O4 - HKLM\..\Run: [PHIME2002ASync] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC
- O4 - HKLM\..\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
- O4 - HKLM\..\Run: [MSPY2002] C:\WINDOWS\system32\IME\PINTLGNT\ImScInst.exe /SYNC
- O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
- O4 - HKLM\..\Run: [IMEKRMIG6.1] C:\WINDOWS\ime\imkr6_1\IMEKRMIG.EXE
- O4 - HKLM\..\Run: [Cpqset] C:\Program Files\HPQ\Default Settings\cpqset.exe
- O4 - HKLM\..\Run: [ISUSPM Startup] C:\PROGRA~1\COMMON~1\INSTAL~1\UPDATE~1\ISUSPM.exe -startup
- O4 - HKLM\..\Run: [ISUSScheduler] "C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start
- O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
- O4 - HKLM\..\Run: [AppleSyncNotifier] C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleSyncNotifier.exe
- O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre6\bin\jusched.exe"
- O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
- O4 - HKLM\..\Run: [Malwarebytes Anti-Malware (reboot)] "C:\Program Files\Malwarebytes' Anti-Malware\mbam.exe" /runcleanupscript
- O4 - HKCU\..\Run: [updateMgr] C:\Program Files\Adobe\Acrobat 7.0\Reader\AdobeUpdateManager.exe AcRdB7_1_0
- O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Program Files\Hp\Digital Imaging\bin\hpqtra08.exe
- 4 - Global Startup: HP Photosmart Premier Fast Start.lnk = C:\Program Files\Hp\Digital Imaging\bin\hpqthb08.exe
- O4 - Global Startup: hp psc 2000 Series.lnk = C:\Program Files\Hp\Digital Imaging\bin\hpobnz08.exe
- O20 - Winlogon Notify: !SASWinLogon - C:\Program Files\SUPERAntiSpyware\SASWINLO.dll

5. Click on Fix checked button.

6. Restart computer.

7. Post new HijackThis log.