MACD雪山洪峰，调整了参数比系统自带的MACD要好

DIFF:EMA(CLOSE,5) - EMA(CLOSE,26);
DEA:EMA(DIFF,50);
MACD:2*(DIFF-DEA),COLORSTICK;
MACDMA:=MA(MACD,7);
STICKLINE(MACDMA,MACDMA,MACD,0,0),colorwhite;