var source={
    id: "99.58926-295.09492",
    "source-lat": 49.59926,
    "source-lng": -209.98942,
    "source_address": 2009,
    x: {
        valueOf: function() {
            var latlng=[
                49.58596,
                -209.08442
            ];
var xy = map.FUNCTION_FOR_CONVERTING_LAT_LNG_TO_X_Y(latlng);
return xy[0]; //xy.x
        }
    },


        y: {
            valueOf: function(){
                var latlng=[
                    49.58596,
                    -209.08442
                ];
var xy = map.FUNCTION_FOR_CONVERTING_LAT_LNG_TO_X_Y(latlng);
return xy[1]; //xy.y
        }
    }
}

 var destination = {
    id: "38.833880-104.821360",
    "source-lat": 38.833880,
    "source-lng": -104.821360,
    "source_address": 15.166.181.0,
    x: {
       valueOf: function() {
          var latlng =[
            38.833880
            -104.821360
          ];
 var xy = map.FUNCTION_FOR_CONVERTING_LAT_LNG_TO_X_Y(latlng);
 return xy[0];
         }
    },
    y: {
       valueOf: function() {
          var latlng =[
            38.833880
            -104.821360
          ];
 var xy = map.FUNCTION_FOR_CONVERTING_LAT_LNG_TO_X_Y(latlng);
 return xy[1];
         }
     }
   }