求编写OBV选股，谢谢！！

梦想起飞

MOBV:=OBV-MA(OBV,30);
STICKLINE(MOBV>0,0,MOBV,1,0),COLORRED;   
STICKLINE(MOBV<0,0,MOBV,1,0),COLORCYAN;   
OBV高:=REF(OBV,BARSLAST(FILTER(BACKSET(FILTER(REF(OBV,5)=HHV(OBV,2*5+1),5),5+1),5)));
C高:REF(C,BARSLAST(FILTER(BACKSET(FILTER(REF(C,5)=HHV(C,2*5+1),5),5+1),5))),NODRAW;
量入为主:CROSS(OBV,OBV高) AND H<C高,NODRAW;
STICKLINE(量入为主,0,MOBV,1,0),COLORYELLOW;  

要求，量柱变成黄色的是的的选股公式。谢谢了！！