通达信精品指标，请珍惜本人的劳动成果！
N1:=12;N2:=16;N3:=50;
LC:=REF(CLOSE,1);
白线:SMA(MAX(CLOSE-LC,0),N1,1)/SMA(ABS(CLOSE-LC),N1,1)*100,COLORLIGRAY;
黄线:MA(白线,N2),COLORYELLOW;
DRAWBAND(白线,250,黄线,RGB(46,139,17));
牛熊:=50,POINTDOT,LINETHICK4,COLORCYAN;
超卖:=20,POINTDOT;
超买:=80,POINTDOT;
