v1:c,linethick4;
v2:reverse(v1),linethick4;
v3:c/4,linethick1;
v4:reverse(v3),linethick1;
zx:(v1+v2)/2;
MA3:MA(CLOSE,3);
MA5:MA(CLOSE,5);
MA10:MA(CLOSE,10);
ma20:ma(close,20);
v1:c,linethick4;
v2:reverse(v1),linethick4;
v3:c/4,linethick1;
v4:reverse(v3),linethick1;
zx:(v1+v2)/2;
MA3:MA(CLOSE,3);
MA5:MA(CLOSE,5);
MA10:MA(CLOSE,10);
ma20:ma(close,20);