//<![CDATA[
    function load() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map"));
        map.addControl(new GSmallMapControl());
        map.addControl(new GMapTypeControl());
        map.setCenter(new GLatLng(35.691916,139.739447), 16);
        
      function createMarker(point,html) {
        var marker = new GMarker(point);
        GEvent.addListener(marker, "click", function() {
          marker.openInfoWindowHtml(html);
        });
        return marker;
      }
      var point = new GLatLng(35.691916,139.739447);
      var marker = createMarker(point,'<center><img src="../common/images/logo-b.gif"></center>');
      map.addOverlay(marker);
      var offset = new GSize(10, -20);
      var textnode = '<center><img src="../common/images/logo-b.gif"></center>';
      marker.openInfoWindowHtml(textnode);
      }
    }
    //]]>