First things first.
Don't use multiple different antivirus programs. They'll fight each other for control and end up causing you problems. Stick with MSE, dump the rest.
When you cleared the temp files, how did you do it? Which program did you use?
Are you using the most updated versions of IE, Chrome, and FF? How about Java and Flash?
Remember GIGO. I've got to ask questions.
Give this a shot.
Make sure you've updated everything first (browsers, java, flash). Download TFC
. Close all your browsers and run it. It will reboot. Then try Facebook and see what happens.