Pop-up crazy

[MOJET]

Mobo,
Here is the latetest MWAV scan

File C:\Documents and Settings\All Users\Application Data\Symantec\Norton AntiVirus Corporate Edition\7.5\Quarantine\0E280000.VBN infected by "Trojan.Win32.Agent.ay" Virus. Action Taken: No Action Taken.
File C:\Documents and Settings\All Users\Application Data\Symantec\Norton AntiVirus Corporate Edition\7.5\Quarantine\91140000.VBN infected by "Trojan-Downloader.Win32.Agent.ae" Virus. Action Taken: No Action Taken.
File C:\Documents and Settings\Mike\Application Data\mstd.exe infected by "not-a-virus:AdWare.PurityScan.ap" Virus. Action Taken: No Action Taken.
File C:\Program Files\Internet Explorer\xvreppvg.exe infected by "Trojan-Downloader.Win32.WinShow.z" Virus. Action Taken: No Action Taken.

[Mobo]

Open Norton and empty its quarantine bin

then locate and delete:\
C:\Documents and Settings\Mike\Application Data\mstd.exe

C:\Program Files\Internet Explorer\xvreppvg.exe


Then run an onlne scan with another scanner from [Only Registered and Activated Users Can See Links. Click Here To Register...]
and see what you get.