// start: select the appropriate stylesheet
if (!path) var path = ""; // if the path variable was set before the call to this (.js) file

// start: mouseover script and image preloader
function msover(img,ref)
{
	document.images[img].src = ref;
}

function msout(img,ref)
{
	document.images[img].src = ref;
}

//xx = new Image();
//xx.src="images/question_on.gif";

var currentoption;
var currenttype;

function setTypeOption(){
	var searchtype=GetType();
	SetType(searchtype, true);
	return true;
}

function Hide(id, hidden){
	var element_id = document.getElementById(id);
	element_id.style.display = (hidden)?'none':'';
}

function SetLabel(id, value){
	var label_id = document.getElementById(id);
	label_id.innerHTML = value;
}

function GetOption(){
	var Element = document.getElementById('searchOption1');
	return Element.value;
}

function GetType(){
	var Element = document.getElementById('searchType1');
	return Element.value;
}

function SetType(searchtype, isOptionChange){
	var option = GetOption();
	
	if (currenttype == searchtype && isOptionChange == false){
		return;
	}
	currenttype = searchtype;
	
	var channel = 0;
	if (searchtype == 0){
		if (option == 0){
			searchtype = 'PSF';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'PSC';
			channel = 1;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	else if (searchtype == 1){
		if (option == 0){
			searchtype = 'PFS';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'PSCS';
			channel = 1;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	else if (searchtype == 2){
		if (option == 0){
			searchtype = 'PSFS';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'FSC';
			channel = 3;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	//show and hide fields
	if (searchtype == 'PSF' || searchtype == 'PSC'){
		Hide('CheckInDate', false);
		Hide('CheckOutDate', true);
		Hide('VehiclePickUp', false);
		Hide('CheckInDateBtn', false);
		Hide('CheckOutDateBtn', true);
		Hide('VehiclePickUpBtn', false);
		SetLabel('CheckInDateLabel', 'Check-In Date at Hotel');
		SetLabel('CheckOutDateLabel', '');
		SetLabel('VehiclePickUpLabel', 'Vehicle Pick-Up Date');
	}
	else if (searchtype == 'PFS'){
		Hide('CheckInDate', false);
		Hide('CheckOutDate', false);
		Hide('VehiclePickUp', false);
		Hide('CheckInDateBtn', false);
		Hide('CheckOutDateBtn', false);
		Hide('VehiclePickUpBtn', false);
		SetLabel('CheckInDateLabel', 'Check-In Date at Hotel');
		SetLabel('CheckOutDateLabel', 'Check-Out Date at Hotel');
		SetLabel('VehiclePickUpLabel', 'Date when parking begins');
	}
	else if (searchtype == 'PSFS' || searchtype == 'PSCS'){
		Hide('CheckInDate', false);
		Hide('CheckOutDate', false);
		Hide('VehiclePickUp', false);
		Hide('CheckInDateBtn', false);
		Hide('CheckOutDateBtn', false);
		Hide('VehiclePickUpBtn', false);
		SetLabel('CheckInDateLabel', 'Check-In Date at Hotel');
		SetLabel('CheckOutDateLabel', 'Return Check-In Date at Hotel');
		SetLabel('VehiclePickUpLabel', 'Vehicle Pick-Up Date');
	}
	else if (searchtype == 'FSC' || searchtype == 'HRO'){
		Hide('CheckInDate', false);
		Hide('CheckOutDate', false);
		Hide('VehiclePickUp', true);
		Hide('CheckInDateBtn', false);
		Hide('CheckOutDateBtn', false);
		Hide('VehiclePickUpBtn', true);
		SetLabel('CheckInDateLabel', 'Check-In Date at Hotel');
		SetLabel('CheckOutDateLabel', 'Check-Out Date at Hotel');
		SetLabel('VehiclePickUpLabel', '');
	}
		SetDefaultCheckIn();
		UpdateDates(searchtype);
	return true;
}

function UpdateDates(searchtype){
	var checkin_date = document.getElementById('CheckInDate');
	var checkout_date = document.getElementById('CheckOutDate');
	var vehicle_date = document.getElementById('VehiclePickUp');
	var checkin_time = new Date();
	var checkout_time = new Date();
	var vehicle_time = new Date();
	
	checkin_time.setTime(Date.parse(checkin_date.value));

	if (searchtype == 'PSF' || searchtype == 'PSC'){
		vehicle_time.setTime(checkin_time.getTime()+86400000*7);
	}
	else if (searchtype == 'PSFS' || searchtype == 'PSCS'){
		checkout_time.setTime(checkin_time.getTime()+86400000*7);
		vehicle_time.setTime(checkin_time.getTime()+86400000*8);
	}
	else if (searchtype == 'PFS'){
		vehicle_time.setTime(checkin_time.getTime());
		checkout_time.setTime(checkin_time.getTime()+86400000*8);
		checkin_time.setTime(checkin_time.getTime()+86400000*7);
	}
	else if (searchtype == 'FSC' || searchtype == 'HRO'){
		checkout_time.setTime(checkin_time.getTime()+86400000);
	}
	checkin_date.value = checkin_time.getMonth()+1 + '/' + checkin_time.getDate() + '/' + checkin_time.getFullYear();
	checkout_date.value = checkout_time.getMonth()+1 + '/' + checkout_time.getDate() + '/' + checkout_time.getFullYear();
	vehicle_date.value = vehicle_time.getMonth()+1 + '/' + vehicle_time.getDate() + '/' + vehicle_time.getFullYear();
}


function SetDefaultCheckIn(){
	var element = document.getElementById('CheckInDate');
	var time = new Date();
	time.setTime(time.getTime()+86400000*7);
	element.value = time.getMonth()+1 + '/' + time.getDate() + '/' + time.getFullYear();
}

function GetSearchType(){
	var searchtype = GetType();
	var option = GetOption();
	
	if (searchtype == 0){
		if (option == 0){
			searchtype = 'PSF';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'PSC';
			channel = 1;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	else if (searchtype == 1){
		if (option == 0){
			searchtype = 'PFS';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'PSCS';
			channel = 1;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	else if (searchtype == 2){
		if (option == 0){
			searchtype = 'PSFS';
			channel = 0;
		}
		else if (option == 1){
			searchtype = 'FSC';
			channel = 3;
		}
		else if (option == 2){
			searchtype = 'HRO';
			channel = 2;
		}
	}
	return searchtype;
}

function CheckDatesForError(){
	var checkin_date = document.getElementById('CheckInDate').value;
	var checkout_date = document.getElementById('CheckOutDate').value;
	var vehicle_date = document.getElementById('VehiclePickUp').value;
	var cityselect = document.getElementById('departure_city_id');
	
	// convert dates to common format
	checkin_date = FormatDate(checkin_date);
	checkout_date = FormatDate(checkout_date);
	vehicle_date = FormatDate(vehicle_date);
	// check for correct dates format
	if (checkin_date.search(/^\d{1,2}\/\d{1,2}\/\d{4}$/) == -1 || checkout_date.search(/^\d{1,2}\/\d{1,2}\/\d{4}$/) == -1 || vehicle_date.search(/^\d{1,2}\/\d{1,2}\/\d{4}$/) == -1 ){
		SetDefaultCheckIn();
		return('Incorrect date format. Dates must be in MM/DD/YYYY format');
	}
	//get timestamps
	var checkin_date_ts = new Date();
	var checkout_date_ts = new Date();
	var vehicle_date_ts = new Date();
	checkin_date_ts.setTime(Date.parse(checkin_date));
	checkout_date_ts.setTime(Date.parse(checkout_date));
	vehicle_date_ts.setTime(Date.parse(vehicle_date));
	
	var today = new Date();
	var today_ts = today.getTime() - 86400000;
	
	var searchtype = GetType();
	var searchoption = GetOption();
	
	// check for dates to be in desired range
	if (checkin_date_ts.getTime() < today_ts){
		SetDefaultCheckIn();
		return('Check-in date must be greater than today date');
	}
	// PSF PSC
	if ( (searchoption == 0 || searchoption == 1) && searchtype == 0){
		if (vehicle_date_ts.getTime() <= checkin_date_ts.getTime()){
			return('Vehicle pick-up date must be greater than check-out date');
		}
	}
	// PFS
	if ( searchoption == 0 && searchtype == 1){
		if (checkin_date_ts.getTime() >= checkout_date_ts.getTime()){
			return('Check-in date must be less than check-out date');
		}
		if (vehicle_date_ts.getTime() >= checkin_date_ts.getTime()){
			return('Vehicle parking begin date must be less than check-in date');
		}
		if (vehicle_date_ts.getTime() < today_ts){
			SetDefaultCheckIn();
			return('Vehicle parking begin date must be greater than today date');
		}
	}
	// PSFS PSCS
	if ( (searchoption == 0 && searchtype == 2) || (searchoption == 1 && searchtype == 1) ){
		if (checkin_date_ts.getTime() >= checkout_date_ts.getTime() ){
			return('Check-in date must be less than return check-in date');
		}
		if (vehicle_date_ts.getTime() <= checkout_date_ts.getTime()){
			return('Vehicle pick-up date must begreater than return check-in date');
		}
	}
	// HRO FSC
	if ( searchoption == 2 || (searchoption == 1 && searchtype == 2)){
		if (checkin_date_ts.getTime() >= checkout_date_ts.getTime()){
			return('Check-in date must be less than check-out date');
		}
	}
	
	return '';
}

function AutoCompleteDates(){
	var errorMessage = CheckDatesForError();
	var notifyMessage = 'Chosen date is not valid for selected period. Dates are set to default.';
	if (errorMessage != ''){
		var stype = GetSearchType();
		UpdateDates(stype);
		return false;
	}
	return true;
}


function CheckInputParams(){
	var adults = document.getElementById('adults');
	var rooms = document.getElementById('room');

	var adultscount = Math.floor(adults.options[adults.selectedIndex].innerHTML);
	var roomscount = Math.floor(rooms.options[rooms.selectedIndex].innerHTML.replace("+",""));

	if (adultscount < roomscount){
		alert('Number of rooms can not be greater than number of adults');
		return false;
	}
	if (roomscount == 10){
		alert('Please contact customer service to book 10 or more rooms.');
		return false;
	}
	
	var errorMessage = CheckDatesForError();
	if (errorMessage != ''){
		UpdateDates(GetSearchType());
		alert(errorMessage);
		return false;
	}
	return true;
}

function FormatDate(datestring){

	var temp = new Array();
	temp = datestring.split(/[-\/]/);
	if (temp.length != 3){
		return datestring;
	}

	if (temp[2].length == 2){
		temp[2] = '20'+temp[2];
	}
	datestring = temp[0]+'/'+temp[1]+'/'+temp[2];

	return datestring;
}