http://www8.garmin.com/support/download ... sp?id=4741
Change History
Changes made from version 4.12 to 4.16:
Improved GPS performance
Improved JNX file handling
Improved the usability of the main menu setup page
Increased maximum number of supported JNX files to 250 from 200
Fixed shutdown when unit had more than the maximum number of JNX files on it
Fixed shutdown related to topographical maps and land cover text size
Fixed shutdown associated with certain custom POI files
Fixed Glide Ratio to Destination field
Fixed an issue related to adding a geocache as a point in a route
Problems with the software may be reported to OregonBeta@garmin.com
I novi format JNX - bolji od KML-a

http://whiter.brinkster.net/en/JNX.html