•View frames of all maps: This option allows you to view the outlines of all the maps that you have stored in the folders you configured at ‘Folder’ section of the options window.
NOTE: At least one object has to be open in order to be able to use this function (a map, a track, a landscape or a waypoint). Whenever you select or un-select this option, your chose will be established as a default value within the configuration of Land/Air.
•Transparencies: Choose the level of transparency of a particular map. To define the map implementing the transparency, access to the function 'Transparency' from the contextual menu on the map. You can adjust the tolerance depending on the colour from properties of a map.
•3D relief view: You can set various parameters in this kind of maps.