{金银线}
VAR3:=LLV(LOW,18); VAR4:=HHV(HIGH,18); 金线:EMA((CLOSE-VAR3)/(VAR4-VAR3)*100,13),COLORRED; 银线:EMA(0.618* REF(金线,1)+0.382*金线,3),COLORYELLOW; 安全线:20,COLORGREEN; 平衡线:50,COLORWHITE; 风险线:80,COLORRED;
