function initialize() {
    var myOptions = {
      zoom: 17,
      center: new google.maps.LatLng(43.05859395734472, 141.35149508714676),
      mapTypeId: google.maps.MapTypeId.ROADMAP
    }
    var map = new google.maps.Map(document.getElementById("gmap"),
                                  myOptions);

    var image = new google.maps.MarkerImage('../images/common/logomark.jpg', new google.maps.Size(30,30));
    var myLatLng = new google.maps.LatLng(43.05859395734472, 141.35149508714676);
    var beachMarker = new google.maps.Marker({
        position: myLatLng,
        map: map,
        icon: image,
        title:"taskmother"
    });
    
    var infowindow = new google.maps.InfoWindow(
    { content: '<img src="../images/common/logo.jpg" width="214" height="30" alt="やんべ皮膚科クリニック" /><br />〒060-0061<br />北海道札幌市中央区南1条西4丁目5番1号<br />大手町ビル５F',
      size: new google.maps.Size(400,300)
    });
    
    google.maps.event.addListener(beachMarker, 'click', function() {
    infowindow.open(map,beachMarker);
    });
    google.maps.event.trigger(beachMarker, 'click');
  }