here is working example jsfiddle
function map1()
{
var mapTroy = {
center:new google.maps.LatLng(42.5803,-83.1431),
zoom:10,
mapTypeId:google.maps.MapTypeId.ROADMAP
};
var map=new google.maps.Map(document.getElementById("googleMap"), mapTroy);
}
function map2()
{
var mapMiami = {
center:new google.maps.LatLng(25.7877,-80.2241),
zoom:10,
mapTypeId:google.maps.MapTypeId.ROADMAP
};
var map=new google.maps.Map(document.getElementById("googleMap"), mapMiami);
}
function map3()
{
var mapSouthHaven = {
center:new google.maps.LatLng(42.4031,-86.2736),
zoom:10,
mapTypeId:google.maps.MapTypeId.ROADMAP
};
var map=new google.maps.Map(document.getElementById("googleMap"), mapSouthHaven);
}
google.maps.event.addDomListener(window, 'load', map2);
$(document).ready(function(){
$('#miami').click(function() {
map2();
});
$('#shaven').click(function() {
map3();
});
$('#troy').click(function() {
map1();
});
});