N1:=10;
N2:=20;
P1:=C;
P2:=MA(C,10);
UPPERL: MA(HIGH,N1)*(1+P1/100),COLORWHITE;
UPPERS: MA(HIGH,N2)*(1+P2/100),COLORYELLOW;
LOWERS: MA(LOW,N2)*(1-P2/100),COLORFF00FF;
LOWERL: MA(LOW,N1)*(1-P1/100),COLOR00FF00;
中轨: (MA(HIGH,N1)*(1+P1/100)+MA(LOW,N1)*(1-P1/100))/2,COLORGRAY,LINETHICK1;
