/ _SECTION_BEGIN("MACD HIst"); SetChartBkColor( colorBlack ) ; f = Param("fast ema",12,1,50,1); s = Param("Slow ema",26,2,100,1); t = Param ("signal",9,1,50,1); A1=EMA(C,f)-EMA(C,s); a2 = EMA(a1,t); Hist = a1-a2; em = EMA(Hist,9); col_hist= IIf(Hist > BBandTop( Hist, 5, 0.5 ),colorDarkGreen,IIf(Hist < BBandBot( Hist, 5, 0.5 ),colorDarkRed,colorYellow)); Plot (Hist,"Histogram",colorBrightGreen, styleLine+styleThick); Plot (Hist,"",col_hist, styleHistogram+styleNoLabel); Plot(0,"",31,styleNoLabel); _SECTION_END();