var map;


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 usePointFromPostcode(postcode, callbackFunction, mtext) {
 
 var localSearch = new GlocalSearch();
 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,mtext);
	
 }
 });

 localSearch.execute(postcode + ", UK");
}

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

function setCenterToPoint(point)
{
 map.setCenter(point, 17);
}

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

function mapLoad() {
 if (GBrowserIsCompatible()) {
 map = new GMap2(document.getElementById("map"));

 map.addControl(new GLargeMapControl());
 map.addControl(new GMapTypeControl());
 map.setCenter(new GLatLng(54.622978,-2.592773), 5, G_HYBRID_MAP);
 for (var i=0; i<postcodeArray.length; i++) {
 	usePointFromPostcode(postcodeArray[i], placeMarkerAtPoint,markertextarray[i]) ;
 }
 
 }
}

// Create the marker and corresponding information window

function createInfoMarker(point, markerText) {

   var marker = new GMarker(point);
   GEvent.addListener(marker, "click",
      function() {
         marker.openInfoWindowHtml(markerText);
      }

   );
  return marker;

}



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);