0=Warning
1=New add-ons are available. For more information, choose Addons from the main menu.
2=Addons
3=Download
4=Remove
5=Donation
6=Open the Download Center page
7=Close
8=The connection with the server failed
9=New
10=Available
11=Installed
12=Towers
13=Stewards
14=Ground controlers
15=Others
16=Update
17=Are you sure you want to remove XY?
18=Only one tower is installed and it cannot be removed for the program to operate.
19=Only one ground is installed and it cannot be removed for the program to operate.
20=Only one steward is installed and it cannot be removed for the program to operate.
