My Pc still sick I think so?

everytime I want to put my portatil memory it doesnt open the take action and when I want to open through my PC it doesnt work and my portatil memory has a redlight when is using the ligh is on so it's like someone were using.. as well when I put cd it doesnt open the message the take an action. sometimes a website in japanese it doesnt have any adresss it looks like porn I cannot undertand I tried adaware,spybot,and antispyware they detected many things and they put in quarantine. as well I tried in safe mode but when I reboot in normal all still sick there is a thing called SVOHOST always I off when I am reboot the thing still there I dont know I've tried off the programs that I dont know through RUN /msconfig and Services then Startup in special SVOHOST cuz someone told me I should off and on the programs that I DONT KNOW AND I KNOW I DONT WANT REFORMAT MY PC PLZ TELL ME WHAT IS IT AND HOW COULD I ELIMINATE I HAVE AVG AS ANTIVIRUS BUT IT DOESNT DETECTED SOMETHING WRONG

My Pc still sick I think so?firewall

I can give a few links that offer free virus and spyware removers...!You may be having a virus or spyware installed on your PC. Norton, AVG , Avast are free antivirus software. Ad-aware, Ewido are free spyware removers. You can download free softwares at

http://fixit.in/antivirus.html and http://fixit.in/spywareremover.html

I canalso give you a link that deals with hard drive problems.

Some RAM/ hard drive problems can be easily fixed yourself by using easily available tools. I found the info at http://fixit.in useful