if (GBrowserIsCompatible()) {
var map = new GMap2(document.getElementById("map"));
map.setCenter(new GLatLng(43.066634, 141.337875), 15);
map.addControl(new GMapTypeControl());
map.addControl(new GLargeMapControl());
map.addControl(new GOverviewMapControl());
map.addControl(new GScaleControl());

var marker = new GMarker(new GLatLng(43.066634, 141.337875));
map.addOverlay(marker);

GEvent.addListener(marker, "click", function()
{marker.openInfoWindowHtml("<strong>豊栄建設(株)</strong><br>札幌市中央区北６条西１１丁目<br>011-219-5855");});
}