Critical System Warning. Please help me get rid of this!

My computer is showing the following...can you please help!?

Critical warning: Your system is probably infected with the latest version of spyware Cyberborg-X. It is also asking me to click
ok to download antispyware software.

Critical System errors: System detected virus activities,please use antispyware to clean and protect your system from parasite programs. Click all baloon to get all available sofftware

My computer is infected with a back door Trojan that allows remote attacker to perform malicious action. Click the baloon to download Malwareremoval software.

Logfile of HijackThis v1.99.1
Scan saved at 3:53:57 PM, on 12/16/2006
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:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe
C:\Program Files\Common Files\Symantec Shared\SPBBC\SPBBCSvc.exe
C:\Program Files\Common Files\Sy
mantec Shared\ccEvtMgr.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Video ActiveX Object\pmsngr.exe
C:\Program Files\Common Files\Dell\EUSW\Support.exe
C:\Program Files\Viewpoint\Viewpoint Manager\ViewMgr.exe
C:\Program Files\Java\jre1.5.0_04\bin\jusched.exe
C:\Program Files\Dell\Media Experience\PCMService.exe
C:\Program Files\Video ActiveX Object\pmmon.exe
C:\Program Files\Java\jre1.5.0_04\bin\jucheck.exe
C:\WINDOWS\system32\spool\drivers\w32x86\3\hpztsb05.exe
C:\Program Files\CyberLink\PowerDVD\DVDLauncher.exe
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Updater.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Support.com\bin\tgcmd.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Yahoo!\Messenger\ypager.exe
C:\PROGRA~1\WALGRE~1\WALGRE~1\data\Xtras\mssysmgr.exe
C:\Program Files\Digital Line Detect\DLG.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Program Files\Norton AntiVirus\IWP\NPFMntor.exe
C:\WINDOWS\system32\ScsiAccess.EXE