MA1:MA(CLOSE,20);
MA2:MA(CLOSE,13);
UPPER:MA1+2*STD(CLOSE,20),colorwhite,LINETHICK1;
LOWER:MA1-2*STD(CLOSE,20),colorgreen,LINETHICK1;
DRAWBAND(MA(C,13),RGB(255,255,0),MA(C,20),RGB(10,100,200));
MA13:MA(C,13);
MA20:MA(C,20);
