start --> All Programs --> Accessories --> System Tools --> System Restore
選一個中招前的“check point”做係統複原。
不然的話,用Microsoft Windows Defender掃一下你的電腦試試。
http://www.microsoft.com/downloads/details.aspx?FamilyId=435BFCE7-DA2B-4A6A-AFA4-F7F14E605A0D&displaylang=en