Try adaware software...delete all the objects that it shows... here u can download it http://www.download.com/Ad-Aware-SE-Personal-Edition/3000-8022_4-10045910.html?part=dl-ad-aware&subj=dl&tag=top5 If this doesnt work then its something serious...try Hijack this software http://www.spychecker.com/program/hijackthis.html this surely will help ..but dont ever try to delete the files if u r not so good in computer..ask someone who has already used that software. Good luck