I make sure to clear cookies out everytime now. And cache.....seems to help. I don't mean just from the Temp internet files either. Or from Firefox browser tools. Type cookies in Search...go through them and delete any renderosity ones.You will get them back but in mean time...you are on. Besides it is good to clean that out from time to time.

"The happiness of a man in this life does not consist in the absence but in the mastery of his passions."