VAR1:=(2*CLOSE+HIGH+LOW)/4;
VAR2:=LLV(LOW,5);
VAR3:=HHV(HIGH,4);
VAR4:=EMA((VAR1-VAR2)/(VAR3-VAR2)*100,4);
VAR5:=EMA(0.667*REF(VAR4,1)+0.333*VAR4,2);
STICKLINE(CROSS(VAR5,VAR4) AND VAR4>70,1,0,1,0),COLORCYAN;
STICKLINE(CROSS(VAR4,VAR5) AND VAR4<30,1,0,1,0),COLORMAGENTA;