FourIsland:: @ 83507BC
    .4byte FourIsland_Layout @ 0x8323580
    .4byte FourIsland_MapEvents @ 0x83B646C
    .4byte FourIsland_MapScripts @ 0x8167CAE
    .4byte NULL
    .2byte BGM_FRLG_ISLAND_FOUR
    .2byte 233
    .byte 0x92, 0x00, 0x02, 0x01, 0x01, 0x06, 0x00, 0x00