i have a set of encoded polylines , retrieved from the result of direction servicei have stored them in a php array\[code\]var code = '_mjsB{qp{LvAe@xImCjGgBf@St@Qf@Un@e@Hm@Pc@VW^MhAc@`B{@lAw@zCyA`@KvEyB`Ao@PQNK'; var paths = google.maps.geometry.encoding.decodePath(code); var flightPath = new google.maps.Polyline({ pathathss, strokeColor: "#0000FF", strokeOpacity: 1.0, strokeWeight: 2 }); flightPath.setMap(map);\[/code\]with the above code i can add a single polyline , how do i modify it to add multiple polylines at the same time