var map;
    var geocoder;

    function load() {
      if (GBrowserIsCompatible()) {
        geocoder = new GClientGeocoder();
        map = new GMap2(document.getElementById('map'));
        map.addControl(new GSmallMapControl());
        map.addControl(new GMapTypeControl());
        map.setCenter(new GLatLng(52.14697334064471, 5.07568359375), 9);
      }
    }

   function searchLocations() {
     var address = document.getElementById('addressInput').value;
     geocoder.getLatLng(address, function(latlng) {
       if (!latlng) {
         alert(address + ' niet gevonden');
       } else {
         searchLocationsNear(latlng);
       }
     });
   }

   function searchLocationsNear(center) {
	 
     var radius = document.getElementById('radiusSelect').value;
     var searchUrl = 'genxml.php?lat=' + center.lat() + '&lng=' + center.lng() + '&radius=' + radius;
     GDownloadUrl(searchUrl, function(data) {
       var xml = GXml.parse(data);
       var markers = xml.documentElement.getElementsByTagName('marker');
       map.clearOverlays();

       var sidebar = document.getElementById('sidebar');
	   var address = document.getElementById('addressInput').value;
       sidebar.innerHTML = '';
       if (markers.length == 0) {
         sidebar.innerHTML = 'Geen resultaten gevonden in de buurt van <b>' + address + '</b>';
         map.setCenter(new GLatLng(52.14697334064471, 5.07568359375), 9);
         return;
       }

       var bounds = new GLatLngBounds();
       for (var i = 0; i < markers.length; i++) {
         var name = markers[i].getAttribute('name');
         var address = markers[i].getAttribute('address');
		 var pcplaats = markers[i].getAttribute('pcplaats');
         var distance = parseFloat(markers[i].getAttribute('distance'));
         var point = new GLatLng(parseFloat(markers[i].getAttribute('lat')),
                                 parseFloat(markers[i].getAttribute('lng')));
         
         var marker = createMarker(point, name, address, pcplaats);
         map.addOverlay(marker);
         var sidebarEntry = createSidebarEntry(marker, name, address, pcplaats, distance);
         sidebar.appendChild(sidebarEntry);
         bounds.extend(point);
       }
       map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
     });
   }

    function createMarker(point, name,  address, pcplaats) {
		var input = document.getElementById('addressInput').value;
		var route = '<a href=http://maps.google.nl/maps?saddr='+ input.replace(/ /g,"%20") +'&daddr='+ address.replace(/ /g,"%20") + ',&nbsp;' + pcplaats.replace(/ /g,"%20") + ' target=_blank>Routebeschrijving naar deze winkel</a>'
      var marker = new GMarker(point);
      var html = '<b>' + name + '</b> <br/>' + address + '<br />' + pcplaats + '<br /><br />' + route;
      GEvent.addListener(marker, 'click', function() {
        marker.openInfoWindowHtml(html);
      });
      return marker;
    }

    function createSidebarEntry(marker, name, address, pcplaats, distance) {
      var div = document.createElement('div');
      var html = '<b>' + name + '</b> (' + distance.toFixed(1) + ' km)<br />' + address + '<br />' + pcplaats;
      div.innerHTML = html;
      div.style.cursor = 'pointer';
      div.style.marginBottom = '3px';
	  div.style.minHeight = '50px';
	  div.style.backgroundColor = '#f8f8f8';
      GEvent.addDomListener(div, 'click', function() {
        GEvent.trigger(marker, 'click');
      });
      GEvent.addDomListener(div, 'mouseover', function() {
        div.style.backgroundColor = '#f0f0f0';
      });
      GEvent.addDomListener(div, 'mouseout', function() {
        div.style.backgroundColor = '#f8f8f8';
      });
      return div;
    }
	
	function selectAll(id)
	{
		document.getElementById(id).focus();
		document.getElementById(id).select();
	}