How to show multiple areas by location in google maps using php

How to show multiple areas by location in google maps using php

Here is the Initialise function..... function initialize() {
Here the variables $Latitude,$Longitude are array values so how can i
store them in Javascript Variables so that they can store the above array
values....
var lat='<?php echo $Latitude?>';
var lon='<?php echo $Longitude?>';
var latlng = new google.maps.LatLng(lat,lon);
var myOptions = {
zoom: 10,
center: latlng,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
Here how can i loop the geocoder to show multiple areas using above array
variables...
map = new
google.maps.Map(document.getElementById("map_canvas"),
myOptions);
geocoder = new google.maps.Geocoder();
var marker = new google.maps.Marker({
position: latlng,
map: map,
title: "Hello World!"
});
}