<title>jQuery UI 旋转器(Spinner) - 地图</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.10.4/themes/smoothness/jquery-ui.css">
<script src="https://maps.google.com/maps/api/js?sensor=false"></script>
<script src="//code.jquery.com/jquery-1.9.1.js"></script>
<script src="/static/js/jqueryui/resources/demos/external/jquery.mousewheel.js"></script>
<script src="//code.jquery.com/ui/1.10.4/jquery-ui.js"></script>
<link rel="stylesheet" href="https://jqueryui.com/resources/demos/style.css">
return new google.maps.LatLng( $("#lat").val(), $("#lng").val() );
map.setCenter( latlong() );
$( "#lat, #lng" ).spinner({