function initialize() {
	if (GBrowserIsCompatible())
	{
		var map = new GMap2(document.getElementById("map_canvas"));
		map.setCenter(new GLatLng(38.962356, -77.086586), 13);
		var latlng = new GLatLng(38.962356, -77.086586);
		map.addOverlay(new GMarker(latlng));
	}
}
    
if (window.addEventListener)
{
	window.addEventListener("load", initialize, false);
	window.addEventListener("unload", GUnload, false);
}
else if (window.attachEvent)
{
	window.attachEvent("onload", initialize); 
	window.attachEvent("onunload", GUnload); 
}