function checkIfIsRouteSet()
	      	{
	      		if( Map24.isNull( startAddressCoord ) ) return false;
	      		if( Map24.isNull( stopAddressCoord ) ) return false;
				if( Map24.isNull( startAddressCoord['lat'] ) ) return false;
				if( Map24.isNull( startAddressCoord['lng'] ) ) return false;
				if( Map24.isNull( stopAddressCoord['lat'] ) ) return false;
				if( Map24.isNull( stopAddressCoord['lng'] ) ) return false;
				return true;
	      	}
	      
	      	function showCarRouteAndAirports(startAddress, stopAddress)
	      	{
	      		if(map.CurrentMaptype != 'JAVA' && autoApply == null)
	      			Effect.SlideDown('jreHint');

	      		if( Map24.isNull( startAddress ) ) return;
	                        if( Map24.isNull( stopAddress ) ) return;
				if( startAddress.length < 3) return;
				if( stopAddress.length < 3) return;
				if( startAddress == 'Address, ZIP, Start, POI, ...') return;
				if( stopAddress == 'Address, ZIP, Destination, POI, ...') return;

	      		document.getElementById("addData").style.display = 'none';
	      		startLoading();
	      		document.getElementById("priceDetail").innerHTML = '<a href="#" onClick="calculatePrice(); return false;"><img src="images/en/query_price.png" width="158" height="18" alt="Query price" title="Query price" border=0></a>';
	      		document.getElementById("priceDetail").style.display = 'block';

				//1. Geocode the start address
				geocode( startAddress, onGeocodeStart );

				//2. When start address has been geocoded, then geocode destination address
				function onGeocodeStart( geoRes ){
					startAddressCoord = new Array();
					startAddressCoord['lat'] = geoRes.Coordinate.Latitude;
					startAddressCoord['lng'] = geoRes.Coordinate.Longitude;
					geocode( stopAddress, onGeocodeStop );
				}
				//3. When both start and dest address have been geocoded, then start route calculation
				function onGeocodeStop( geoRes ){
					stopAddressCoord = new Array();
					stopAddressCoord['lat'] = geoRes.Coordinate.Latitude;
					stopAddressCoord['lng'] = geoRes.Coordinate.Longitude;
					showCarRouteOnMap();
					getAndShowAirports();
				}
				return;
	      	}

			function showCarRouteOnMap()
			{
				checkIfIsRouteSet();
				
				var routeRequest = new Map24.Webservices.Request.CalculateRoute( map );
				routeRequest.Start = new Map24.Webservices.Request.CalculateRoute.CoordinateAndAddress();
				routeRequest.Start.Coordinate = new Map24.Coordinate( startAddressCoord['lng'],
				                                                          startAddressCoord['lat'] );
				routeRequest.Destination = new Map24.Webservices.Request.CalculateRoute.CoordinateAndAddress();
				routeRequest.Destination.Coordinate = new Map24.Coordinate( stopAddressCoord['lng'],
				                                                                stopAddressCoord['lat'] );
				map.Webservices.sendRequest( routeRequest );
				  
				map.onCalculateRoute = function( event )
				{
					var mrcContainer = new Map24.Webservices.Request.MapletRemoteControl( map );
					mrcContainer.push( 
						new Map24.Webservices.MRC.DeclareMap24RouteObject({
							MapObjectID: "actualRoute",
							Map24RouteID: event.Info.RouteID,
							Color: new Map24.Color( 0, 0, 0, 255 )
						}) 
					);
					mrcContainer.push( genSetMapView( 0, 70, null, null, "actualRoute" ) );
					mrcContainer.push( genControlMapObject( "ENABLE", "actualRoute" ) );
					map.Webservices.sendRequest( mrcContainer );
					showAddData();
				}
			}
	      
			function geocode( address, onGeoFunc )
			{
				map.Webservices.sendRequest(
					new Map24.Webservices.Request.MapSearchFree(map, {
						SearchText: address,
						MaxNoOfAlternatives: 1
					})
				);
				map.onMapSearchFree = function( event ){
					var geoRes = new Object();
					geoRes = event.Alternatives[0];
					onGeoFunc( geoRes );
				}
			}

			function showAddData()
			{
				stopLoading();
				Effect.SlideDown('addData');
			}

			//Factory functions
			function genSetMapView( ClippingWidth, ClippingPercent, lon, lat, objID ){
				// Hashtable Clip { MinimumWidth: ClippingWidth, ViewPercentage: ClippingPercent } is created
				var Clip = new Array();
				if( !Map24.isNull( ClippingWidth ) ) 
					Clip['MinimumWidth'] = ClippingWidth;
				if( !Map24.isNull( ClippingPercent ) )
					Clip['ViewPercentage'] = ClippingPercent;
				    
				if( !Map24.isNull( lon ) && !Map24.isNull( lat ) )
				{
					var SetMapView = new Map24.Webservices.MRC.SetMapView({
						ClippingWidth: new Map24.Webservices.ClippingWidth( Clip ),
						Coordinates: new Map24.Coordinate( lon, lat )
					});
				} 
				else if( !Map24.isNull( objID ) )
				{
					var SetMapView = new Map24.Webservices.MRC.SetMapView({
						ClippingWidth: new Map24.Webservices.ClippingWidth( Clip ),
						MapObjectIDs: objID 
					});
				}	
				return SetMapView;	
			}		
	      
			function genControlMapObject( Control, objID ){
				var ControlObject = new Map24.Webservices.MRC.ControlMapObject({
					Control: Control,
					MapObjectIDs: objID
				});
				return ControlObject;
			}
			
			function removeAirportsFromMap()
			{
	        	var mrcContainer = new Map24.Webservices.Request.MapletRemoteControl( map );
	        	mrcContainer.push( new Map24.Webservices.MRC.RemoveMapObject( 'airports' ) );
		        map.Webservices.sendRequest( mrcContainer );
				startApts = null;
				stopApts = null;
			}
			
			function getAndShowAirports()
			{
				checkIfIsRouteSet();
				// remove old airports from map
				removeAirportsFromMap();
				// get and show new airports
				new Ajax.Request('aj_getClosestAirportByCoord.php?lat='+startAddressCoord['lat']/60+'&lng='+startAddressCoord['lng']/60, {onSuccess:closestStartApts, onFailure:closestStartAptsNotFound});
				new Ajax.Request('aj_getClosestAirportByCoord.php?lat='+stopAddressCoord['lat']/60+'&lng='+stopAddressCoord['lng']/60, {onSuccess:closestStopApts, onFailure:closestStopAptsNotFound});
			}
			
			function closestApts(value, isStart)
			{
				if(value.length > 7)
				{
					var airports = value.split(";;");
					if(isStart)
						startApts = new Array(airports.length);
					else
						stopApts = new Array(airports.length);
					for(var i = 0; i < airports.length; i++)
					{
						var items = airports[i].split(";");
						if(isStart)
							startApts[i] = new Array(items.length);
						else
							stopApts[i] = new Array(items.length);
						for(var j = 0; j < items.length; j++)
						{
							var item = items[j].split("=");
							if(item.length == 2 && item[1].length > 0)
							{
								if(isStart)
									startApts[i][item[0]] = item[1];
								else
									stopApts[i][item[0]] = item[1];
							}
						}
					}
				}
				pushAirports();
			}

			function closestAptsNotFound(value, isStart)
			{
				var text = 'Could not find any airport close to origin address.';
				if(!isStart)
					text = 'Could not find any airport close to origin address.';
				alert(text);
			}
			
			function closestStartApts(t)
			{
				closestApts(t.responseText, true);
			}
			
			function closestStartAptsNotFound(t)
			{
				closestAptsNotFound(t, true);
			}

			function closestStopApts(t)
			{
				closestApts(t.responseText, false);
			}
			
			function closestStopAptsNotFound(t)
			{
				closestAptsNotFound(t, false);
			}
			
			function getCarDistance(lat1, lng1, lat2, lng2, urlParam, func)
			{
				var routeRequest = new Map24.Webservices.Request.CalculateRoute( map );
				routeRequest.Start = new Map24.Webservices.Request.CalculateRoute.CoordinateAndAddress();
				routeRequest.Start.Coordinate = new Map24.Coordinate(lng1*60, lat1*60);
				routeRequest.Destination = new Map24.Webservices.Request.CalculateRoute.CoordinateAndAddress();
				routeRequest.Destination.Coordinate = new Map24.Coordinate(lng2*60, lat2*60);
				map.Webservices.sendRequest( routeRequest );
				  
				// returns an event ['TotalTime'], ['TotalLength']
				map.onCalculateRoute = function( event )
				{
					func(urlParam, event.Info['TotalTime'], event.Info['TotalLength']);
				}
			}	
			
			function pushAirports()
			{
				isStart = true;
				if(startApts.length > 0)
				{
					for(var i = 0; i < startApts.length; i++)
					{
						if(startApts[i].length == 4)
							pushAirport(startApts[i]['lat']*60, startApts[i]['lng']*60, startApts[i]['name'], startApts[i]['icao'], true, i);
							
					}
					setAirport(0, true);
				}
				if(stopApts.length > 0)
				{
					for(var i = 0; i < stopApts.length; i++)
					{
						if(stopApts[i].length == 4)
							pushAirport(stopApts[i]['lat']*60, stopApts[i]['lng']*60, stopApts[i]['name'], stopApts[i]['icao'], false, i);
					}
					setAirport(0, false);
					isStart = false;
				}
			}
			
			function setAirport(id, isStart)
			{
				divElement = 'startAirportName';
				value = startApts[id]['name']+" ("+startApts[id]['icao']+')';
				if(!isStart)
				{
					divElement = 'stopAirportName';
					value = stopApts[id]['name']+" ("+stopApts[id]['icao']+')';
					stopAptId = id;
				}
				else
					startAptId = id;
				document.getElementById(divElement).innerHTML = 'airport: '+value;
				
				if(startAptId != null && stopAptId != null)
					repaintAirportLine();
			}
			
			function repaintAirportLine()
			{

				if(Map24.isNull(startAptId))	return;
				if(Map24.isNull(stopAptId))	return;
				if(Map24.isNull(startApts[startAptId]['lat']))	return;
				if(Map24.isNull(startApts[startAptId]['lng']))	return;
				if(Map24.isNull(stopApts[stopAptId]['lat']))	return;
				if(Map24.isNull(stopApts[stopAptId]['lng']))	return;

				var mrcContainer = new Map24.Webservices.Request.MapletRemoteControl( map );
				mrcContainer.push(
					new Map24.Webservices.MRC.DeclareMap24Polyline({
						MapObjectID: "airportConnection",
						Coordinates: new Map24.Webservices.CoordinatesArray(
							new Map24.Coordinate( startApts[startAptId]['lng']*60, startApts[startAptId]['lat']*60 ),
							new Map24.Coordinate( stopApts[stopAptId]['lng']*60, stopApts[stopAptId]['lat']*60 )
						),
						Color: new Map24.Color( 255, 115, 40, 255 )
					})
				);
				mrcContainer.push( genControlMapObject( 'ENABLE','airportConnection' ) );
				map.Webservices.sendRequest( mrcContainer )
			}
			
			function pushAirport(lat, lng, name, icao, isStart, id)
			{
				var objectId = "APT"+icao;
				var tooltipId = "tooltip"+objectId;
		        var mrcContainer = new Map24.Webservices.Request.MapletRemoteControl( map );
		        mrcContainer.push(
		          new Map24.Webservices.MRC.DeclareMap24Location({
		            MapObjectID: objectId,
		            Description: "Airport "+name+" ("+icao+")",
		            Coordinate: new Map24.Coordinate( lng, lat ),
		            LogoURL: "http://www.alphaairways.com/cjc/images/airport_marker.png",
		            SymbolID: 20100,
		            Events: new Array(
						new Map24.Webservices.MapObjectEvent({
							ID: "OnClick",
							Commands: new Map24.Webservices.CommandsArray(
								new Map24.Webservices.MRC.Surf({
									URL: "javascript:setAirport("+id+","+isStart+");"
								})
							)
						})
		            )            
		          })
		        );
				mrcContainer.push( genDeclareMapGroup ( 'airports', objectId ) );
				mrcContainer.push( genControlMapObject ( 'ENABLE', 'airports' ) );		        
		        map.Webservices.sendRequest( mrcContainer );
			}
			
			function genDeclareMapGroup( group, id ){
				var MapGroup = new Map24.Webservices.MRC.DeclareMapObjectGroup({
					MapObjectGroupID: group,
					MapObjectIDs: new Array( group, id )
				});
 				return MapGroup;	
 			} 
 			
 			function calculatePrice()
 			{
 				if(checkIfIsRouteSet() && startAptId != null && stopAptId != null)
 				{
					newRoute = true; 				
					var numPersons = document.getElementById('numPersons').options[document.getElementById('numPersons').selectedIndex].value;
					if(isNaN(numPersons))
					{
						alert('Number of passengers is not a valid number.');
						return;
					}
					else
						numPersons = Math.round(numPersons);
					
					var hourlyRate = document.getElementById('hourlyRate').value;
					if(!hourlyRate.match(/^[0-9]+\.?[0-9]*$/))
					{
						alert('Hourly rate is not a valid number.');
						return;
					}
					
					var carType = document.getElementById('carType').value;
					if(Number(carType))
						carType = Math.round(carType);
					else
					{
						alert('Invalid car type.');
						return;
					}
					
					var startApt = startApts[startAptId];
					var stopApt = stopApts[stopAptId];
					urlParam = 'startApt='+startApt['icao'];
					urlParam += '&stopApt='+stopApt['icao'];
					urlParam += '&startAddrLat='+startAddressCoord['lat']/60;
					urlParam += '&startAddrLng='+startAddressCoord['lng']/60;
					urlParam += '&stopAddrLat='+stopAddressCoord['lat']/60;
					urlParam += '&stopAddrLng='+stopAddressCoord['lng']/60;
					urlParam += '&numPersons='+document.getElementById('numPersons').options[document.getElementById('numPersons').selectedIndex].value;
					urlParam += '&hourlyRate='+document.getElementById('hourlyRate').value;
					urlParam += '&carType='+document.getElementById('carType').value;
					urlParam += '&oneway=';
					if(document.getElementById('oneway').checked)
						urlParam += 'true';
					else
						urlParam += 'false';
					urlParam += '&aeb=';
					if(document.getElementById('aeb').checked)
						urlParam += 'true';
					else
						urlParam += 'false';
					document.getElementById('priceDetail').style.display = 'none';
					
					startLoading();
					getCarDistance(startAddressCoord['lat']/60, startAddressCoord['lng']/60, stopAddressCoord['lat']/60, stopAddressCoord['lng']/60, urlParam, addTotalDistance);
	      		}
	      		else
	      			alert('Please set route first.');
 			}
 			
 			function addTotalDistance(urlParam, time, length)
 			{
 				urlParam += '&totalTime='+time;
 				urlParam += '&totalLength='+length;
 				getCarDistance(startAddressCoord['lat']/60, startAddressCoord['lng']/60, startApts[startAptId]['lat'], startApts[startAptId]['lng'], urlParam, addDistanceStart);
 			}
 			
 			function addDistanceStart(urlParam, time, length)
 			{
 				urlParam += '&startTime='+time;
 				urlParam += '&startLength='+length;
 				getCarDistance(stopAddressCoord['lat']/60, stopAddressCoord['lng']/60, stopApts[stopAptId]['lat'], stopApts[stopAptId]['lng'], urlParam, addDistanceStop);
 			}
 			
 			function addDistanceStop(urlParam, time, length)
 			{
 				urlParam += '&stopTime='+time;
 				urlParam += '&stopLength='+length;
 				new Ajax.Updater('priceDetail', 'aj_getCalculationDetails.php?'+urlParam, {onComplete:function(){ stopLoading(); },asynchronous:true, evalScripts:true});
 			}
 			
 			function hideFormDetails()
 			{
 				if(document.getElementById("addData").style.display != 'none')
 					document.getElementById("addData").style.display = none;	
 			}