Airspace Navboxes

Airspace Navboxes list 

Nearest airspace - Vertically ((Near AS.V) Relative altitude to the airspace at the location of the glider. It can be either negative if you are below an airspace, positive if you are above an airspace or "Inside" if your altitude is in between the lower and the upper limit of the airspace in question. 
Nearest airspace - Horizontally (Near AS.H) Distance to horizontally nearest airspace where you are not "inside". The caption of this Navbox will show airspace name. Tapping on this Navbox will temporarily arm this airspace so you can turn it off if you wish. 
Nearest airspace - Altitude (Near AS.V) Relative altitude to the vertically nearest airspace. It can be negative if you are below the lower limit of the airspace, positive if you are above the upper limit of the airspace, or "Inside" if your altitude is in between the lower and the upper limit.