Download jQuery 1.4.X or higher and optionally jQuery UI 1.8.X or higher or use Googles or Microsofts CDN.
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=true"></script> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.6/jquery.min.js"></script> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.9/jquery-ui.min.js""></script> <script type="text/javascript" src="PATH_TO_PLUGIN/jquery.ui.map.js"></script>
or
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=true"></script> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.6/jquery.min.js"></script> <script type="text/javascript" src="PATH_TO_PLUGIN/jquery.fn.map.js"></script>
<script type="text/javascript"> $(function() { $('#map_canvas').gmap().bind('init', function() { $.getJSON( 'http://jquery-ui-map.googlecode.com/svn/trunk/demos/json.json', function(data) { $.each( data.markers, function(i, m) { $('#map_canvas').gmap('addMarker', { 'position': new google.maps.LatLng(m.lat, m.lng), 'bounds': true } ); }); }); }); }); </script>