trojan..a problem

[Proud wolf]

slam 3laikom
i have a prob
2010
i did install a trial version kasperskyinternet security
but whenever i do full scan the computer is getting very slow and lag
and if mb slow it will restart by itself when i try to desinfect the trojans and the vista screen came to xp screen
plz help and suggest me the best antivirus
thanx

[Proud wolf]

محد بيساعد؟