DIF:=(EMA(CLOSE,5)-EMA(CLOSE,10))*100; DEA:=EMA(DIF,5); RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100; K:=SMA(RSV,9,1); D:=SMA(K,9,1); B4:CROSS(DIF,DEA) AND CROSS("KDJ.K"(9,3,3),"KDJ.D"(9,3,3));