1[button]
2	pos = 9
3	action = research
4	value = upgrade_sailing
5	allowed = check_single_research
6	key = s
7	hint = "Research ~!Sailing"
8	popup = popup_research
9	description = "+1 Speed for ships."
10	for_unit = unit_dwarven_dock
11	for_unit = unit_germanic_dock
12	for_unit = unit_goblin_dock
13	for_unit = unit_norse_dock
14	for_unit = unit_teuton_dock
15[/button]
16
17[button]
18	pos = 10
19	action = research
20	value = upgrade_celestial_navigation
21	allowed = check_single_research
22	key = n
23	hint = "Research Celestial ~!Navigation"
24	popup = popup_research
25	description = "+1 Speed for ships."
26	for_unit = unit_dwarven_dock
27	for_unit = unit_germanic_dock
28	for_unit = unit_goblin_dock
29	for_unit = unit_norse_dock
30	for_unit = unit_teuton_dock
31[/button]
32
33[button]
34	pos = 11
35	action = research
36	value = upgrade_compass
37	allowed = check_single_research
38	key = c
39	hint = "Research ~!Compass"
40	popup = popup_research
41	description = "+1 Speed for ships."
42	for_unit = unit_dwarven_dock
43	for_unit = unit_germanic_dock
44	for_unit = unit_goblin_dock
45	for_unit = unit_norse_dock
46	for_unit = unit_teuton_dock
47[/button]
48