Fail. You obviously don't comprehend leverage, short positions or margin requirements. Your post solidifies the fact that you are one of the kids that have no clue what they are doing.
You are really, really, a COMPLETE idiot.
https://bt.irlbtc.com/view/42267.msg517128#msg517128"Depositing Bitcoins is equivalent to opening a long position of BTCUSD." -zhoutong
He deposited bitcoins, and held a long position, while prices fell. He then got a margin call. Long position. No shorting. None.
I know what I'm doing. I also know you are a complete, complete idiot.