A:=HHVBARS(H,10);
B:=LLVBARS(L,10);
D:MA(B-A,7);
E:MA(D,10);
DRAWTEXT(CROSS(D,E),D*0.5,’Y’), colormagenta;
DRAWTEXT(CROSS(E,D),E*0.5,’N’), colorblue;
F:=IF(E-REF(E,1)>0,E-REF(E,1),0);
G:=IF(E-REF(E,1)<0,E-REF(E,1),0);
DRAWTEXT(F DRAWTEXT(F>REF(F,1),E*0.8,’+’),colorred;
DRAWTEXT(G DRAWTEXT(G>REF(G,1),E*0.8,”),colormagenta;