This is how the application looks when in normal use. You can see the PlayLists and SongLists on the left, and the thumbnails of the MusicPages for the currently loaded song on the right. In the middle is an example of a music page with some annotations.
The various window components can be re-arranged by dragging them around by their title tab.
These are the various VirtMusOptions available:
Toolbars can be fully customized: