InfoWindow automatically open on page load

GoogleMapInfowindowOpenAutomatically

var infoWindow = null;
function initialize() 
{
    infoWindow = new google.maps.InfoWindow();
    var windowLatLng = new google.maps.LatLng(43.25,-68.03);
    infoWindow.setOptions({
        content: "<div>This is the html content.</div>",
        position: windowLatLng,
    });
    infoWindow.open(map); 
} // end initialize

google.setOnLoadCallback(initialize);