var map;
var localSearch = new GlocalSearch();

var icon = new GIcon();
icon.image = "http://www.google.com/mapfiles/dd-start.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);

var iArrow = new GIcon();
iArrow.image="http://www.google.com/mapfiles/dd-start.png";
//iArrow.image="http://maps.google.com/mapfiles/arrow-white.png";
iArrow.shadow = "http://www.google.com/mapfiles/shadow50.png";
iArrow.iconSize = new GSize(20, 34);
iArrow.shadowSize = new GSize(37, 34);
iArrow.iconAnchor = new GPoint(10, 34);
iArrow.infoWindowAnchor = new GPoint(5, 1);


function usePointFromPostcode(postcode, 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("Postcode not found!");
			}
		});	
		
	localSearch.execute(postcode + ", UK");
}

function placeMarkerAtPoint(point)
{
	var marker = new GMarker(point,iArrow);
	GEvent.addListener(marker, "click", function() {
    marker.openInfoWindowHtml("Home!");
  });
	map.addOverlay(marker);
	map.setCenter(point, 11);
}

function setCenterToPoint(point)
{
	map.setCenter(point, 11);
}

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);
	}
}

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();
	  }
	}
}

function gup( 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];
}

addLoadEvent(mapLoad);
addUnLoadEvent(GUnload);



function SwitchMarkerDisplay(mA) {
	
	cL = document.getElementById('cLaney').checked ;
	cI = document.getElementById('cIbanez').checked;
	cT = document.getElementById('cTama').checked;
	cR = document.getElementById('cRitter').checked;

	for (var i=0; i<mA.length; i++) {
	
		dL = cL && mA[i].cLaney;
		dI = cI && mA[i].cIbanez;
		dT = cT && mA[i].cTama;
		dR = cR && mA[i].cRitter;
		
		if(dL || dI || dT || dR) {
			mA[i].show();
		} else {
			mA[i].hide();
		} // end checked if

	} // end for
	
} // end smd function