You guys should know that your employers can monitor exactly what you do online (do I detect some cold sweat on your forehead). This is even perfectly legal. It may be illegal to check emails although this has been argued both ways in courts but it is not illegal to monitor other internet traffic or computer use.
Welcome to this new cheerful e-world.
I don't care I am self-employed. When I spend hours on this forum like anybody else it only harms myself.