N:=OPEN>=REF(OPEN,1)&&CLOSE>=REF(CLOSE,1),NODRAW;
NX:=BARSLAST(N)+1;
M:=OPEN<REF(OPEN,1)&&CLOSE<REF(CLOSE,1),NODRAW;
MX:=BARSLAST(M)+1;
X:=0.500;//调整画线的宽度了
FILLRGN(NX<MX||REFX(NX<MX,1),OPEN+X,OPEN-X,COLORRED);
FILLRGN(NX>=MX||REFX(NX>=MX,1),OPEN+X,OPEN-X,COLORGREEN);
NX<MX||REFX(NX<MX,1),SOUND('A');
NX>=MX||REFX(NX>=MX,1),SOUND('B'); 
