var map;
var gdir;
var geocoder = null;
var addressMarker;
var marker;
var globaladdressto = '';
var frenzymarker = '';
var icon = null;
var globalCountry = '';


function load(addressto, lat, lng, zoom, country) 
{
  if (GBrowserIsCompatible()) 
  {      
  	
  	// Create our "tiny" marker icon
	icon = new GIcon();
	icon.image = "/img/icons/lamarker.png";
	icon.iconSize = new GSize(25, 45);
	icon.shadowSize = new GSize(0, 0);
	icon.iconAnchor = new GPoint(0, 45);
	icon.infoWindowAnchor = new GPoint(0, 1);
  	

  	
    map = new GMap2(document.getElementById("map"));
    map.addControl(new GSmallZoomControl());
	map.setCenter(new GLatLng(lat, lng), zoom);
    
	//var text = "<strong>bedrijfsnaam</strong><br />adres<br />";
	var text = '';
	frenzymarker = createMarker(map.getCenter(), text);
  	map.addOverlay(frenzymarker);
  	
	//frenzymarker.openInfoWindowHtml(text);
    
    gdir = new GDirections(map, document.getElementById("directions"));
    GEvent.addListener(gdir, "load", onGDirectionsLoad);
   	GEvent.addListener(gdir, "error", handleErrors);
   
   	globaladdressto = addressto;
   	globalCountry = country;
   	
   	
  }
}





function setDirections(form) {

	//waarden uit velden halen
	//var country = form.fromCountry.value;
	var city = form.fromCity.value;
	var street = form.fromStreet.value;
	var number = form.fromNumber.value;
	
	//adresstring samenvoegen
	var fromAddress = street+' '+number+' '+city+' '+globalCountry;
	var toAddress = globaladdressto;
	
	var locale = 'en';
	
  	gdir.load("from: " + fromAddress + " to: " + toAddress,
            { "locale": locale });
            
    //infowindow sluiten
	map.getInfoWindow().hide();	
	frenzymarker.hide();
}

function handleErrors(){
   if (gdir.getStatus().code == G_GEO_UNKNOWN_ADDRESS)
     alert("No corresponding geographic location could be found for one of the specified addresses. This may be due to the fact that the address is relatively new, or it may be incorrect.\nError code: " + gdir.getStatus().code);
   else if (gdir.getStatus().code == G_GEO_SERVER_ERROR)
     alert("A geocoding or directions request could not be successfully processed, yet the exact reason for the failure is not known.\n Error code: " + gdir.getStatus().code);
   
   else if (gdir.getStatus().code == G_GEO_MISSING_QUERY)
     alert("The HTTP q parameter was either missing or had no value. For geocoder requests, this means that an empty address was specified as input. For directions requests, this means that no query was specified in the input.\n Error code: " + gdir.getStatus().code);

//   else if (gdir.getStatus().code == G_UNAVAILABLE_ADDRESS)  <--- Doc bug... this is either not defined, or Doc is wrong
//     alert("The geocode for the given address or the route for the given directions query cannot be returned due to legal or contractual reasons.\n Error code: " + gdir.getStatus().code);
     
   else if (gdir.getStatus().code == G_GEO_BAD_KEY)
     alert("The given key is either invalid or does not match the domain for which it was given. \n Error code: " + gdir.getStatus().code);

   else if (gdir.getStatus().code == G_GEO_BAD_REQUEST)
     alert("A directions request could not be successfully parsed.\n Error code: " + gdir.getStatus().code);
    
   else alert("An unknown error occurred.");
   
}

// Creates a marker at the given point with the given number label
function createMarker(point, text) {
  marker = new GMarker(point, icon);
  //GEvent.addListener(marker, "click", function() {
  //  marker.openInfoWindowHtml(text);
  //});
  return marker;
}

function onGDirectionsLoad(){ 
      // Use this function to access information about the latest load()
      // results.

      // e.g.
  // document.getElementById("getStatus").innerHTML = gdir.getStatus().code;
  // and yada yada yada...
}