var map;
var google_exec_script = "";
var localSearch = new GlocalSearch();
var google_initSettings = Array(52.173932,4.75708,7,G_MAP_MAP_PANE);

var icon = new GIcon();
icon.image = "http://www.google.com/mapfiles/marker.png";
icon.shadow = "http://www.google.com/mapfiles/shadow50.png";
icon.iconSize = new GSize(20, 34);
icon.shadowSize = new GSize(37, 34);
icon.iconAnchor = new GPoint(10, 34);

function presetScript(script){
	exec_script = script;
}

// locatie = "Oude Trambaan 23, 2265CA, Leidschendam"
function usePointFromLocatie(locatie, callbackFunction) {
	localSearch.setSearchCompleteCallback(null,
		function() {

			if (localSearch.results[0])
			{
				var resultLat = localSearch.results[0].lat;
				var resultLng = localSearch.results[0].lng;
				var point = new GLatLng(resultLat,resultLng);
				callbackFunction(point);
			}else{
				//alert("locatie not found!");
				document.getElementById('tab_kaart').innerHTML="<font style=\"font-weight:400; font-size: 12px;line-height: 13pt \">De kaart kan niet worden getoond omdat de locatie met deze locatie niet is gevonden. </font>";
			}
		});

	localSearch.execute(locatie + ", NL");
}

function centerPlusMarker(point){
	placeMarkerAtPoint(point);
	setCenterToPoint(point);
}

function placeMarkerAtPoint(point)
{
	var marker = new GMarker(point,icon);
	map.addOverlay(marker);
}

function setCenterToPoint(point)
{
	map.setCenter(point, 13);
}

function showPointLatLng(point)
{
	alert("Latitude: " + point.lat() + "\nLongitude: " + point.lng());
}

function get_url_param(name)
{  
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");  
	var regexS = "[\\?&]"+name+"=([^&#]*)";  
	var regex = new RegExp( regexS );  
	var results = regex.exec( window.location.href );  
	if( results == null )    return "";  
	else return results[1];
} 


function mapLoad() {	
	if (GBrowserIsCompatible() && document.getElementById("GoogleMap")) {
		map = new GMap2(document.getElementById("GoogleMap"));
		directionsPanel = document.getElementById("directions_div");
		
		
	
		map.addControl(new GLargeMapControl());
		map.addControl(new GMapTypeControl());
		map.setCenter(new GLatLng(google_initSettings[0], google_initSettings[1]), google_initSettings[2], google_initSettings[3]);
		//map.setCenter(new GLatLng(10,10), 5, G_HYBRID_MAP);
		map.setCenter(new GLatLng(10,10), 5, G_NORMAL_MAP);
 		
		if (get_url_param('straat')!=''){
			var straatnaam = get_url_param('straat');
			var huisnummer = get_url_param('huisnummer');
			var postcode = get_url_param('postcode');
			var plaats = get_url_param('plaats');

		directions = new GDirections(map, directionsPanel);		
  		directions.load("from: "+straatnaam+" "+huisnummer+", "+postcode+", "+plaats+"  to: vareseweg 85, 3047AT, rotterdam");
		}
  		
  		if (exec_script!="") eval(exec_script);
	}
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function addUnLoadEvent(func) {
	var oldonunload = window.onunload;
	if (typeof window.onunload != 'function') {
	  window.onunload = func;
	} else {
	  window.onunload = function() {
	    oldonunload();
	    func();
	  }
	}
}

addLoadEvent(mapLoad);
addUnLoadEvent(GUnload);