BOLL1:MA(CLOSE,15);

UB:BOLL1+2*STD(CLOSE,15);

LB:BOLL1-2*STD(CLOSE,15);

DRAWKLINE(H,O,L,C);

IF(LB>L,L,DRAWNULL),COLORRED,LINETHICK3;

DRAWICON(CROSS(H,LB),L,1);

IF(H>UB,H,DRAWNULL),COLORBLUE,LINETHICK3;

DRAWICON(CROSS(UB,C),H,2);

IF(C>BOLL1,BOLL1,DRAWNULL),COLORYELLOW,LINETHICK3;

IF(C<BOLL1,BOLL1,DRAWNULL),COLORGREEN,LINETHICK3;