did networking work for about 7yrs got out of it aaggghhhh. I dont think your hacked. you may have some spyware i dont know what you have for protection. but a good program i have used to fix alot of machines is superantispyware it has a free version and dont interfear with antivirus programs that you may have. you can get it at superantispyware.com if you do just install update and do a full scan.