// Google Maps javascript functions
var map;
var geocoder;

function initializeMap() {
    map = new GMap2(document.getElementById("map_canvas"));
    map.setCenter(new GLatLng(34, 0), 1);
    map.addControl(new GSmallMapControl());
    geocoder = new GClientGeocoder();
}

// addAddressToMap() is called when the geocoder returns an
// answer.  It adds a marker to the map with an open info window
// showing the nicely formatted version of the address and the country code.
function addAddressToMap(response) {
    map.clearOverlays();
    if (!response || response.Status.code != 200) {
        alert("Sorry, we were unable to geocode that address");
    } else {
        place = response.Placemark[0];
        point = new GLatLng(place.Point.coordinates[1],
                            place.Point.coordinates[0]);
        marker = new GMarker(point);
        map.addOverlay(marker);
        map.setCenter(point, 15);
        /* marker.openInfoWindowHtml(place.address + '<br>' +
        '<b>Country code:</b> ' + place.AddressDetails.Country.CountryNameCode);*/
    }
}

// showLocation() is called when you click on the Search button
// in the form.  It geocodes the address entered into the form
// and adds a marker to the map at that location.
function showLocation(address) {
    if (!address)
        address = document.forms[0].q.value;
    geocoder.getLocations(address, addAddressToMap);
}

// findLocation() is used to enter the sample addresses into the form.
function findLocation(address) {
    document.forms[0].q.value = address;
    showLocation();
}