You can arrange the display as it suits you.
Tools Panel - to show/hide the Tools panel displays on the left side of the display window, click on the Show/hide tools button 
on the main toolbar at the top or select Tools from View menu.
Variables and Functions tool panel - to show/hide the Variables and Functions panel displays on the right side of the display window, click on the Show/hide variables and functions button 
on the main toolbar at the top or select Variables/Functions from the View menu.
Arranging projects - You can open multiple project files and arrange them in the drawing window using the page tabs.
