Google maps

first play around. See http://code.google.com/apis/maps/documentation/javascript/tutorial.html

by BrownieBoy

HTML

<script src="http://maps.googleapis.com/maps/api/js?sensor=true"></script>

<input type="button" onclick="doAction();" value="doAction()"><br>
<br>
<br>

<input name="TestField" value="" id="TestField"></form>
<div id="map_canvas" style="width:100%; height:100%"></div>

CSS

html, body, #map_canvas {
        margin: 0;
        padding: 0;
        height: 100%;
      }

JavaScript

function doAction() {
    var latlng = new google.maps.LatLng(-33.86118620417373, 151.16636037826538);
    var myOptions = {
        zoom: 15,
        center: latlng,
        mapTypeId: google.maps.MapTypeId.ROADMAP
    };
    var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
}