Look man, why do you keep writing this and then ignore people's comments when your call fails? I'm not doubting that there is a strategy in this, but you never get to the nitty gritty about the trades that go wrong.
Rickshaw, give me the exact rules: you mean 4:00 close, or 4:15 close? Tell me when to buy, and when to sell, and I will waste my time to backtest this so others will see how worthless it is.