If you wish to set some audio as a background for your menu page, you can do that using the Background Music option of the Navigation Panel. First select the page you want to add the music to, expand its elements in the Navigation Panel and choose the Background Music option. The Properties Area will show the available options. You can click the Select File button to load the music or change the previously selected one. The following window will be opened to let you select the music on your computer hard disk drive:

Choose the necessary audio file and click the Open button. You can select the music recorded in most popular audio formats as a background for your menu page that will be played continuously all the time the page is opened.