/* --------------------------------------------------------------
 * 
 * ------------------------------------------------------------*/
function createPopUpRate () {

	var mainForm = document.mainForm
	var ix = mainForm.currency.selectedIndex;
	
	if (ix == 0) {return false}
	
	var currencyCode = mainForm.currency.options[ix].value;
	currencyCode = eval (currencyCode);
	
	var ct = 0;
	var ctlengthRate =  mainForm.rate.options.length;
	
	// empty the popup region first
	for (var i = 0; i < ctlengthRate; i++) {
		mainForm.rate.options[0] = null;
	}

	
	// iterate in a associative array, but increment by two
	// the array is like this :
	// var BEF = ["-Pick", "Pick", "-<20", "<20"]
	// we need to set the first element as value (arg 2 in new Option), and the second element as text (arg 1 in new Option)
	var ctOneRate = currencyCode.length
	for (var i = 0; i <  ctOneRate; i = i + 2) {
		mainForm.rate.options[ct] = new Option (currencyCode[i + 1], currencyCode[i]);
		ct++;
	}
	
	
	return true
}

/* --------------------------------------------------------------
 * Called from the day, month, year popup menus.
 * Check first if the date is valid, and then check if the date
 * is not in the past, then check if the date is not more than
 * one year.
 * ------------------------------------------------------------*/
function obligeValidDate (popUpMenuDay, popUpMenuMonth, popUpMenuYear) {
/*
	var msgDatePassed 			= "Error: You cannot search for a date that starts before today's date.";
	var msgDateMoreThanOneYear	= "Error: You cannot search for a date that is more than one year from now.";
	
	// oblige valid date
	if (obligeValidDay (popUpMenuDay, popUpMenuMonth, popUpMenuYear)){return true};

	// oblige no past dates
	var dateDay		= parseInt (popUpMenuDay.options[popUpMenuDay.selectedIndex].value);
	var dateMonth	= parseInt (popUpMenuMonth.options[popUpMenuMonth.selectedIndex].value);
	var dateYear	= popUpMenuYear.options[popUpMenuYear.selectedIndex].value;
	if (dateYear.length != 4) {dateYear = "20" + dateYear}
	var thisDate	= new Date (dateYear, dateMonth - 1, dateDay);
	
	var now 		= new Date ();
	var nowYear		= parseInt (now.getFullYear ());
	var nowMonth	= now.getMonth ();
	var nowDay 		= now.getDate ();
	now 			= new Date (nowYear, nowMonth, nowDay)
	
	function setPopUp () {
		popUpMenuDay.options.selectedIndex		= nowDay - 1;
		popUpMenuMonth.options.selectedIndex	= nowMonth;
		popUpMenuYear.options.selectedIndex		= 0;
	}
	
	if ( now.getTime () > thisDate.getTime ()) {
		alert (msgDatePassed);
		setPopUp ()
		return true;
	}
	
	// oblige no date that is more than one year from now.
	if (!isLessThanOneYear (thisDate)) {alert (msgDateMoreThanOneYear); setPopUp ()}
	*/
	return true
}

/* --------------------------------------------------------------
 * 
 * ------------------------------------------------------------*/
function userSite () {

	var mainForm = document.mainForm;

//	var msgErrorChooseCityAndRegion	= "Error: You can't choose a city and a region.";
//	var msgChooseCityOrRegion		= "Error: You did not choose a city or a region.";
//	var msgChooseCity				= "Error: You did not choose a city.";
//	var msgLengthOfStay				= "Error: The number for the Length of Stay is not valid.";
//	var msgNumOfRooms				= "Error: The number for the Number of Rooms is not valid.";
//	var msgNumOfAdults				= "Error: The number for the Number of Adults per Room is not valid.";
//	var msgChooseCurrency			= "Error: You did not choose a currency.";
//	var msgChooseRate				= "Error: You did not choose a rate.";
	
	// if true, then the user CAN'T search altogether a city and a region, see below
	if (typeof mainForm.region != "undefined") {
		if (mainForm.city.selectedIndex != 0 && mainForm.region.selectedIndex != 0) {
			alert (msgErrorChooseCityAndRegion);
			return false;
		}
		
		if (mainForm.city.selectedIndex == 0 && mainForm.region.selectedIndex == 0) {
			alert (msgChooseCityOrRegion);
			return false;
		}
	}
		
	// there is no popup menu for regions, only one for cities
	if (typeof mainForm.region == "undefined") {
		if (mainForm.city.selectedIndex == 0) {alert (msgChooseCity); return false;}
	}
	
	// length of stay
	var lengthOfStay = mainForm.lengthOfStay.value; 
	if (lengthOfStay == 0 || lengthOfStay == "") {alert (msgLengthOfStay); lengthOfStay = 1; return false;}
	if (!isInt (lengthOfStay)) {alert (msgLengthOfStay); mainForm.lengthOfStay.value = 1; return false;}
	
	// num of rooms
	var numberOfRooms = mainForm.numberOfRooms.value;
	if (numberOfRooms == 0 || numberOfRooms == "") {alert (msgNumOfRooms); numberOfRooms = 1; return false;}
	if (!isInt (numberOfRooms)) {alert (msgNumOfRooms); mainForm.numberOfRooms.value = 1; return false;}
		
	// num of adults
	var numberOfAdults = mainForm.numberOfAdults.value;
	if (numberOfAdults == 0 || numberOfAdults == "") {alert (msgNumOfAdults); numberOfAdults = 1; return false;}
	if (!isInt (numberOfAdults)) {alert (msgNumOfAdults); mainForm.numberOfAdults.value = 1; return false;}
	
	// currency
	if (mainForm.currency.selectedIndex == 0) {alert (msgChooseCurrency); return false;}
	
	// rate
	var ix = mainForm.rate.selectedIndex
	if (ix < 1) {alert (msgChooseRate); return false;}
	
	return true;
} 

/* --------------------------------------------------------------
 * 
 * ------------------------------------------------------------*/

function makeHotelInfoWindow (hotelID) {
	var myUrl = "http://www.iwant2go2.com/usersite/hotelInfo?" + hotelID;
	var newWin = "";
	newWin = window.open (myUrl,'hotelInfoWindow', winConfig);
	newWin.focus ();
	}
	

/* --------------------------------------------------------------
 * 
 * ------------------------------------------------------------*/

//var msgEmailNotValid	= "Error: This is not a valid email address:";
	
function checkThisEmail (s) {
	if  (!checkEmail (s)) {alert (msgEmailNotValid); return false;}
	return true;
}

/* --------------------------------------------------------------
 * check the GIF fields
 * --------------------------------------------------------------*/
function gifSite () {

var mainForm = document.mainForm;

if (!checkThisEmail (mainForm.email.value)) {return false}

return true;

}

/* --------------------------------------------------------------
 * check the Confirm Request page
 * --------------------------------------------------------------*/

var hasClickedSubmitButton 	= false;

function confirmRequest () {
	hasClickedSubmitButton = false; // if we came back
	
	var mainForm			= document.mainForm;
//	var msgPleaseWait		= "Please do not press the submit button more than once.";
//	var msgEmpty			= "Error: This required field is empty: ";
//	var msgNotValidNum		= "Error: This is not a valid number: ";
//	var msgChooseCountry	= "Error: You have to pick a country.";

	
	// check for empty fields
	if (!alertEmptyField (mainForm.nameLast, msgEmpty + nameLast + ".")) {return false;}
	if (!alertEmptyField (mainForm.nameFirst, msgEmpty + nameFirst + ".")) {return false;}
	if (!alertEmptyField (mainForm.email, msgEmpty + email + ".")) {return false;}
	if (!alertEmptyField (mainForm.city, msgEmpty + city + ".")) {return false;}
	
//	if (!alertEmptyField (mainForm.nameLast, msgEmpty + "Last Name.")) {return false;}
//	if (!alertEmptyField (mainForm.nameFirst, msgEmpty + "First Name.")) {return false;}
//	if (!alertEmptyField (mainForm.email, msgEmpty + "e-mail Address.")) {return false;}
//	if (!alertEmptyField (mainForm.city, msgEmpty + "City.")) {return false;}
	

	// check for a valid email
	if (!checkThisEmail (mainForm.email.value)) {return false;}
	
	// check for the accompagning children
	var childrenField 	= "Field Number of Accompaning Children.";
	if (!isInteger (mainForm.numOfAccChildren.value, msgEmpty + childrenField, msgNotValidNum + childrenField)){
		mainForm.numOfAccChildren.value = "0"; return false;}
	
	//window.status = mainForm.country.selectedIndex;
	
	if (mainForm.country.selectedIndex < 1) {alert (msgChooseCountry); return false;}
	
	if (hasClickedSubmitButton) {
		alert (msgPleaseWait);
		return false;
	} else {
		hasClickedSubmitButton = true;
	}
	
/*	if (!mainForm.depositAgreed.checked) {*/
/*		alert (msgNeedToAgreeBeforeProceed);*/
/*		return false;*/

/*	}*/
	return true;
}

/* --------------------------------------------------------------
 * set today's date if var setDate is true (will be in the calling page
 * --------------------------------------------------------------*/
function setTodayDate () {
	if (typeof setDate != "undefined") {
		if (setDate) {
			var d = new Date ()
			var thisDate = d.getDate ()
			var thisMonth = d.getMonth ()
			var thisYear = d.getFullYear ()
			if (thisYear == 2000) {
				thisYear = 0;
			} else {
				thisYear = 1;
			}
			document.mainForm.dateMonthFrom.options[thisMonth].selected = true
			document.mainForm.dateDayFrom.options[thisDate - 1].selected = true
			document.mainForm.dateYearFrom.options[thisYear].selected = true
		}
	}
	return true
}


function transit () {
	// can't have named form element here (see protocol shopla)
	var mainForm = document.mainForm;
	var elem_lt = mainForm.elements.length;
	
	// will catch every checkbox that are unchecked	
	for (i = 0; i < elem_lt; i++) {
		if (mainForm.elements[i].type == "checkbox" && mainForm.elements[i].checked == false) {
			alert (msgNeedToAgreeBeforeProceed);
			return false;
		}
	}
		
	return true;
}