// Yahoo GeoCoder Functions Encapsulated
// (c) Dana Moore, Ray Budd, Ted Benson

function callWS(target, request) {
    if(target !== ""){
        var url = '../../phpscripts/geocoder.php?' + encodeURI(target);
//        alert("callWS...\n"+url);
        request.open('GET', url, true);
        request.onreadystatechange = function() {
            if(request.readyState == 4 && request.status == 200) {
                alert("callWS:onreadystatechange...\n"+request.responseText);
                document.getElementById('Result').innerHTML = '';
                parseResult(request.responseText);
            } else {
                document.getElementById('State').innerHTML = "Loading...";
            }
        };
        request.send(null);
    }
}


function parseResult(result){
    var start = (result.search(/<Latitude>/) +10 );
    var end = result.search(/<\/Latitude>/);
    var lat = result.substr(start, (end -start) );

    start = (result.search(/<Longitude>/) +11 );
    end = result.search(/<\/Longitude>/);
    var lon = result.substr(start, (end -start) );

    alert("parseResult:\n"+"Lat:"+lat+"\nLon:"+lon);
    return new Array (lat, lon);
}