Stella's driving trajectory

						var board = JXG.JSXGraph.initBoard('box1', {
boundingbox: [-10, 10, 10, -10],showNavigation:false, showcopyright: false, axis: false,
});

var p1 = board.create('point', [8, 3],{size:1});
var p2 = board.create('point', [8, -3],{size:1});

var l1 = board.create('arrow', [p1, p2],{withlabel:true, name:'30',label:{offset:[10,-30]}});
var p3 = board.create('point', [-4, -3],{size:1});
var l2 = board.create('arrow', [p2, p3],{withlabel:true, name:'60',label:{offset:[60,10]}});
var p4 = board.create('point', [-4, -1],{size:1,label:{offset:[10,15]}});
var l3 = board.create('arrow', [p3, p4],{withlabel:true, name:'10',label:{offset:[-20,15]}});
var l1 = board.create('segment', [p1, p4],{dash:2});