LOWER:=MID-2*VART3;
boll:REF(MID,1),COLORFFFFFF;
上升:IF(BOLL REF(BOLL,1),BOLL,DRAWNULL),COLORRED,LINETHICK1;
下降:IF(BOLL REF(BOLL,1),BOLL,DRAWNULL),COLORGREEN,LINETHICK1;
UB:REF(UPPER,1),COLOR00FFFF;
LB:REF(LOWER,1),COLORFF00FF;