Map_issue

Map_issue

HTML

<script src="http://maps.googleapis.com/maps/api/js?sensor=false"></script>
<script src="http://maps.googleapis.com/maps/api/js?sensor=false"></script>
<div id="map_canvas"></div>

CSS

#map_canvas {
    width: 670px;
    height: 400px;
    background-color: #CCC;
    }

JavaScript

function initialize() {

        var myLatLng = new google.maps.LatLng(31.247681, 121.449504);

        var map_canvas = document.getElementById('map_canvas');

        var map_options = {
        center: new google.maps.LatLng(31.248195, 121.447431),
        zoom: 16,
                mapTypeControl: false,
                panControl: false,
        zoomControlOptions: {
                    position: google.maps.ControlPosition.LEFT_CENTER
        },
        streetViewControl: false,
        mapTypeId: google.maps.MapTypeId.ROADMAP
    }

    var map = new google.maps.Map(map_canvas, map_options);

        var contentString =
            '<b>Leung Gallery</b>' +
            '<p>50 Moganshan Rd. Building 7, Unit 108, Shanghai</p>' +
            '<p>&#19978;&#28023;&#26222;&#38464;&#21306;&#33707;&#24178;&#23665;&#36335;50&#21495;7&#21495;&#27004;108&#23460;</p>';

        var infowindow = new google.maps.InfoWindow({
            content: contentString
        });

        var marker = new google.maps.Marker({
            position: myLatLng,
            map: map,
        });

        google.maps.event.trigger(map, 'resize');

        google.maps.event.addListener(marker, 'click', function(){
            infowindow.open(map,marker);
        });

    }

    google.maps.event.addDomListener(window, 'load', initialize);