设定均线和四抢理论的关键，高了买入破了卖出。坚决执行准则

MA1:MA(CLOSE,n1);

MA2:MA(CLOSE,n2);

MA4:MA(CLOSE*(1+k/100),n2);

MA5:MA(CLOSE*(1-k/100),n2);

DRAWTEXT((OPEN/MA1-1)>0.08,HIGH+0.4,'s'),colorwhite;

DRAWTEXT((OPEN/MA2-1)>0.1,HIGH+0.1,'s'),coloryellow;

DRAWTEXT((OPEN/MA1-1)<-0.08,LOW-0.4,'b'),colorwhite;

DRAWTEXT((OPEN/MA2-1)<-0.1,LOW-0.1,'b'),coloryellow;