This is a bar that contains tabs of charts that are currently open in the terminal. It is located below the chart window:
This bar is used for switching between charts currently open in the terminal by clicking on their tabs. Besides the name of the financial security the tab shows the chart period. You can close a chart by clicking with the mouse wheel on the chart tab.
The context menu of the bar tabs contains the following commands:
This window allows to manage open charts.
The window contains the list of charts that are currently open. In order to move to one of them, one should click twice on it in the list, or select it and press the "Activate" button. The "Close" button is used for closing a chart selected in the list.