Full screen programs kick out.

Here is a hijackthis list.

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:\Program Files\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Common Files\Symantec Shared\ccProxy.exe
C:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Microsoft IntelliType Pro\type32.exe
C:\WINDOWS\system32\CTHELPER.EXE
C:\Program Files\Norton Password Manager\AcctMgr.exe
C:\WINDOWS\system32\spool\drivers\w32x86\3\hpztsb09.exe
C:\Program Files\HP\hpcoretech\hpcmpmgr.exe
C:\WINDOWS\system32\hphmon05.exe
C:\Program Files\Alcohol Soft\Alcohol 120\Alcohol.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Windows Defender\MSASCui.exe
C:\Program Files\Symantec\LiveUpdate\ALUSchedulerSvc.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\Program Files\Logitech\SetPoint\SetPoint.exe
C:\Program Files\Common Files\Logitech\KHAL\KHALMNPR.EXE
C:\Program Files\Cerberus\Cerberus.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Common Files\Symantec Shared\CCPD-LC\symlcsvc.exe
C:\Program Files\Microsoft Virtual Server\vmh.exe
C:\Program Files\Raxco\PerfectDisk\PDSched.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Symantec\pcAnywhere\awhost32.exe
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\DOCUME~1\Shaun\LOCALS~1\Temp\Temporary

I think that you'll find that this is the problem flie

C:\WINDOWS\system32\lsass.exe

If you already don't have several Spy Ware Tools installed now would be a great time to install & Update them then reboot into Safe Mode and Run both AV ANd Spy Ware Scans until you get no messages of any infections.

try these URL's for Spy Ware Removeal tools:-

http://tinyurl.com/du0h

http://tinyurl.com/yrwy2

Col

You could also check this out.

http://tinyurl.com/kv4v4