new_pane_button = function(x, y, r)
return overflowable_button('new', x, y, r,
function()
Show_menu = nil
Current_pane_index = Current_pane_index+1
table.insert(Panes, Current_pane_index, new_pane())
Current_pane = Panes[Current_pane_index]
end)
end