Structure
The menu contains drop down menus accessible by clicking with the mouse on an item. To select an item, just click on an item in the drop down list.
The button bar contains on the left side navigation buttons to the different modules and on the right side manage buttons to the workspace explorer and snapshot function.
To activate a module, click on a navigation button. The window will change accordingly. When activating some buttons, some extra items will be added to the menu.
