Sorry ... can't see any screenshot.
However, superanitapyware is excellent. It should help clear out much of the malware.
What program is telling you that the computer 50 viruses?
If you are still having trouble download a self-extracting copy of HijackThis from here …….
http://downloads.malwareremoval.com/hijackthis_sfx.exe Save it to your Desktop.
Double-click on the file hijackthis_sfx.exe file and it will self-extract into its own folder ……
C:\Program Files\HijackThis
Go to this folder and run the hijackthis.exe file.
From the menu click on "Do a system scan and save a logfile".
Copy and paste both the HJT logfile to this thread. More specific removal instructions will follow.
[EDIT > or you can do as the Man says above]
OJ