Sub ConvertOldMapsToNew()
Dim FileName As String
Dim i As Long
Dim F As Long
Dim X As Long, Y As Long
Dim OldMap As OldMapRec
Dim NewMap As MapRec

    For i = 1 To MAX_MAPS
        FileName = App.Path & "\maps\map" & i & ".dat"
       
        ' Get the old file
        F = FreeFile
        Open FileName For Binary As #F
            Get #F, , OldMap
        Close #F
       
        ' Delete the old file
        Call Kill(FileName)
       
        ' Convert
        NewMap.Name = OldMap.Name
        NewMap.Revision = OldMap.Revision + 1
        NewMap.Moral = OldMap.Moral
        NewMap.Up = OldMap.Up
        NewMap.Down = OldMap.Down
        NewMap.Left = OldMap.Left
        NewMap.Right = OldMap.Right
        NewMap.Music = OldMap.Music
        NewMap.BootMap = OldMap.BootMap
        NewMap.BootX = OldMap.BootX
        NewMap.BootY = OldMap.BootY
        NewMap.Shop = OldMap.Shop
        For Y = 0 To MAX_MAPY
            For X = 0 To MAX_MAPX
                NewMap.Tile(X, Y).Ground = OldMap.Tile(X, Y).Ground
                NewMap.Tile(X, Y).Mask = OldMap.Tile(X, Y).Mask
                NewMap.Tile(X, Y).Anim = OldMap.Tile(X, Y).Anim
                NewMap.Tile(X, Y).Fringe = OldMap.Tile(X, Y).Fringe
                NewMap.Tile(X, Y).Type = OldMap.Tile(X, Y).Type
                NewMap.Tile(X, Y).Data1 = OldMap.Tile(X, Y).Data1
                NewMap.Tile(X, Y).Data2 = OldMap.Tile(X, Y).Data2
                NewMap.Tile(X, Y).Data3 = OldMap.Tile(X, Y).Data3
            Next X
        Next Y
       
        For X = 1 To MAX_MAP_NPCS
            NewMap.Npc(X) = OldMap.Npc(X)
        Next X
       
        ' Set new values to 0 or null
        NewMap.Indoors = NO
       
        ' Save the new map
        F = FreeFile
        Open FileName For Binary As #F
            Put #F, , NewMap
        Close #F
    Next i
End Sub