1 - Show last value: show last value as the marker, horizontal line on the vertical axis;
2 - Show zero line / dashed: changes zero view, first from the left checkbox on/off zero line, middle box changes zero line color, last check box on/off zero line dashing;
3 - Show grid X / Y: on/off zero grid, X and Y grid lines could switched on or off separately.
4 - Show session marks: on/off session marks on DBars window;
5 - Indicator Height: changes Dbars window height, min -30, max - 300;
6 - Show title background: on/off DBars title background.