N:=12;
BM:=macd.DIF(12,26,9);
AAM:BM,POINTDOT, COLORGREEN,LINETHICK5;
Aac:IF(BM REF(BM,1),BM,DRAWNULL),POINTDOT,COLORRED,LINETHICK5;
boll:=MA(BM,10);
UB:BOLL+2.5*STD(BM,N),COLORBLUE,LINETHICK1;
LB:BOLL-2.5*STD(BM,N), COLORFF00FF,LINETHICK1;