[Borek]

get a life Borek

Show your work on the problem, I'll change my mind.

BTW, you may also show your work here:

http://www.physicsforums.com/showthread.php?p=932770#post932770

as you promised:

I'm going to check upon what you said, and get back to this topic later

I am not keeping track of all such situations, but you do it quite often.