public static void DoAddToModListFloatMenu(ModButton_Installed mod)
{
var cur = ListsFor(mod);
var options = ModLists
.Where(l => !cur.Contains(l))
.Select(l => new FloatMenuOption(I18n.AddToModListX(l.Name), () => l.Add(mod.Selected)))
.ToList();
Utilities.FloatMenu(options);
}