updated - https://www.bramjacobse.nl/show/3d.zip
Some small tweaks in config-setup.
Planefinder client IP
var hostIp_pf = 'http://x.x.x.x'; // example 'http://192.168.1.200'
var pfPort = 30053; // planefinder port number
// Show Plane between Altitude_min & Altitude_max : Feets
var Altitude_min = 0
var Altitude_max = 40000
// curtain 1 show markers in flightpath
var curtain = 0
// height_range_ring in feet above groundlevel
var height_range_ring = 200