#define SONG_ANZAHL 5
#define SONG_VOLUME 100

STRING* song[SONG_ANZAHL];


function random_song_init()
{
	str_cpy(song[0], "dfdd - sdfasdd.mp3");
	str_cpy(song[1], "ddfsg - sdfasdfsgsfdgd.mp3");
	str_cpy(song[2], "....");
	//...
}

function random_song()
{
	random_seed(0);
	
	var song_number = random(SONG_ANZAHL);
	
	if(media_playing(media_handle) != NULL)
	{
		media_stop(media_handle);
	}
	
	media_play(song[song_number], NULL, SONG_VOLUME);
}

function main()
{
	random_song_init();
	//...
	on_f1 = random_song;
}