id go with hijackthis to get rid of it , but only delete that program itl be in your registery , deleting other things can stop your pc working if you delete the wrong thing
can get it here
http://majorgeeks.com/download3155.html
heres a how2 for removing it
http://www.bleepingcomputer.com/malware-re...ware-guard-2008
heres a good prog for cleaning out crap
http://www.ccleaner.com/
as mentioned adaware is also good aswell as spybot search and destroy
http://www.safer-networking.org/en/spybotsd/index.html