根据下面的公式，在出现“低金”时，及时进行盘中的预警，这样的预警公式怎么写啊！
金叉MACD
DIFF:EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:EMA(DIFF,9);
MACD:=2*(DIFF-DEA);
STICKLINE(MACD>=0,MACD,0,4,1),COLORF00FF0;
STICKLINE(MACD<0,MACD,0,4,1),COLORWHITE;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,4,0 ),COLOR00AAFF;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,3.3,0 ),COLOR00BBFF;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,2.2,0 ),COLOR00CCFF;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,1.65,0 ),COLOR00DDFF;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,1.1,0 ),COLOR00EEFF;
STICKLINE(MACD<REF(MACD,1)AND MACD>0,0,MACD,0.55,0 ),COLOR00FFFF;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,4 ,0 ),COLOR0000AA;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,3.3 ,0 ),COLOR0011BB;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,2.2,0 ),COLOR0022CC;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,1.65 ,0 ),COLOR0033DD;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,1.1 ,0 ),COLOR0044EE;
STICKLINE(MACD>=REF(MACD,1)AND MACD>0,0,MACD,0.55 ,0 ),COLOR0055FF;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,4,0 ),COLORAA00BB;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,3.3 ,0 ),COLORBB11BB;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,2.2,0 ),COLORCC22BB;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,1.65,0 ),COLORDD33BB;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,1.1,0 ),COLOREE44BB;
STICKLINE(MACD>REF(MACD,1)AND MACD<0,0,MACD,0.55 ,0 ),COLORFF55BB;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,4,0 ),COLORFFAA00;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,3.3 ,0 ),COLORFFBB11;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,2.2,0 ),COLORFFCC22;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,1.65 ,0 ),COLORFFDD33;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,1.1 ,0 ),COLORFFEE44;
STICKLINE(MACD<=REF(MACD,1)AND MACD<0,0,MACD,0.55 ,0 ),COLORFFFF55;
IF(DIFF<0,DIFF,0),COLORRED,LINETHICK1;
IF(DIFF<0,0,DIFF),COLORYELLOW,LINETHICK1;
IF(DIFF<DEA,DIFF,DEA),COLOR00FF00,LINETHICK1;
IF(DIFF>DEA,DEA,DEA),COLORWHITE,LINETHICK1;
↑低位金叉:=CROSS(DIFF,DEA) AND DIFF<-0.1;
STICKLINE(↑低位金叉,0,-0.5,2,0),COLORYELLOW;
DRAWTEXT(↑低位金叉,-0.4,' ↑低位金叉'),COLORYELLOW;
JCCOUNT:=COUNT(CROSS(DIFF,DEA),BARSLAST(DEA>=0));
↑二次金叉:=CROSS(DIFF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;
STICKLINE(↑二次金叉,0,-0.2,5,0),COLORFF00FF;
DRAWICON(↑二次金叉,DEA*1.2,11) ;
DRAWTEXT(↑二次金叉,-0.2,' ↑二次金叉'),COLORFF00FF;
A1:=BARSLAST(REF(CROSS(DIFF,DEA),1));
↑底背离:=REF(CLOSE,A1+1)>CLOSE AND DIFF>REF(DIFF,A1+1) AND CROSS(DIFF,DEA);
STICKLINE(↑底背离,0,0.2,3,0),COLOR00FF00;
DRAWLINE(A1=0,DEA,↑底背离,DEA,0),COLORRED,LINETHICK2;
DRAWTEXT(↑底背离,0.2,' ↑底背离'),COLOR00FF00;
A2:=BARSLAST(REF(CROSS(DEA,DIFF),1));
↑顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIFF,A2+1)>DIFF AND CROSS(DEA,DIFF);
