1. My computer was runing very well sometimes. 2. Then became slow, the IT man advice me to increase the Memory.He did add memory and performed some other operations in. 3. From there speed was good(very fast). 4. I havent added in any more data since then. 5. Since then I have being using it for browsing internet.Almost everyday. 6. It is free from Virus as I always do a scan with up todate Antvirus. 7. It has started to be very slow again. JF Technology Doctors, Please help?