//以框的形式畫中樞

stickline(zg>zd and zg<>ref(zg,1),zg,zd,2,0),COLORMAGENTA;

stickline(zg>zd and zg<>refx(zg,1),zg,zd,2,0),COLORMAGENTA;

drawline(zg>zd and zg<>ref(zg,1),zg,zg>zd and zg<>refx(zg,1),zg,0),COLORMAGENTA;

drawline(zg>zd and zd<>ref(zd,1),zd,zg>zd and zd<>refx(zd,1),zd,0),COLORMAGENTA;

end;

kline(o,h,l,c,1);