The interface

The interface mainly constitutes of common controls familiar to

The main window
This is the window that appears when you launch the program. The main window contains the basic manipulation controls for closing, minimizing and maximizing the application. These controls appearance and function are specific to the operating system that is being used. More interestingly, the main window also contains the menubar, info fields and the detector-, source- and calculation pages. 

The detector page
Contained in the main window, the detector page is used to specify the properties of the detector. Click the tab with the title Detector to bring this page to the front. For details of the controls and options provided on the source page, see the detector page.

The source page
Contained in the main window, the source page is used to specify the properties of the radiation source. Click the tab with the title source to bring this page to the front. For details of the controls and options provided on the source page, see the source page.

The calculation page
As the other pages this one too can be accessed by clicking the tab with the title source to bring this page to the front. For details of the controls and options provided on the source page, see the source page.