How to hide the navigation panel?
If you have a low screen resolution, you can minimize the control panel by pressing the button 
.

After the minimizing, only the menu icons will be displayed.

To maximize the menu, press 
 again.
If you have a low screen resolution, you can minimize the control panel by pressing the button 
.

After the minimizing, only the menu icons will be displayed.

To maximize the menu, press 
 again.