function initialize() {
    var myOptions = {
      zoom: 18,
      center: new google.maps.LatLng(43.0283060472643, 141.46198868751526),
      mapTypeId: google.maps.MapTypeId.ROADMAP
    }
    var map = new google.maps.Map(document.getElementById("gmap"),
                                  myOptions);

    var image = new google.maps.MarkerImage('../images/map.gif', new google.maps.Size(34,34));
    var myLatLng = new google.maps.LatLng(43.0283060472643, 141.46198868751526);
    var beachMarker = new google.maps.Marker({
        position: myLatLng,
        map: map,
        icon: image,
        title:"学習工房 幹 札幌ひばりが丘工房"
    });
    
    var infowindow = new google.maps.InfoWindow(
    { content: '<a href="http://www.miki.ac"><img src="../images/maplogo.jpg" width="141" height="40" alt="札幌ひばりが丘工房" style="border:none;margin:0px;"/></a><br />〒004-0041<br />札幌市厚別区大谷地東７丁目2-3',
            size: new google.maps.Size(350, 200)
    });
    
    google.maps.event.addListener(beachMarker, 'click', function() {
    infowindow.open(map,beachMarker);
    });
    google.maps.event.trigger(beachMarker, 'click');
  }