click here download, run and delete all it finds. Download regseeker from click here run and delete all it finds. Go to start-run and type msconfig. Go to the start up tab and se how many processes are running. You do not need most of them. Post back with how many are running. Finally defrag your computer.
You have far too many 'security' programmes, just ensure that they are all not working at the same time. An AV, MS Antispy and a firewall are all that need to be running in the background.