//Frames que se pintan al iniciar la pagina
	document.write('<script src="/vacaciones-en-oferta/js/cal3.js" language="JavaScript"><' + '/SCRIPT>');
	document.write('<IFRAME STYLE="display:none;position:absolute;width:330px;height:271px;top:320px;z-index=100" name="DestFrame" ID="DestFrame" MARGINHEIGHT=0 MARGINWIDTH=0 NORESIZE FRAMEBORDER=0 SCROLLING=NO SRC="/vacaciones-en-oferta/cache/dest_frecuentes.jsp"></IFRAME>');
	document.write('<IFRAME STYLE="display:none;position:absolute;width:307px;height:203px;z-index:100" name="CalFrame" ID="CalFrame"  style="border:1px" MARGINHEIGHT=0 MARGINWIDTH=0 NORESIZE FRAMEBORDER=0 SCROLLING=NO SRC="/vacaciones-en-oferta/cache/cal4.htm"></IFRAME>');

function dest(i) {
		var f = getAirEntryForm();
		destCont=i;
		//var wDest=window.frames[0];
		var wDest=window.frames.DestFrame;
		if(null==wDest.g_fDestLoaded || false==wDest.g_fDestLoaded){
		alert("No se pueden mostrar los destinos frecuentes.\nPor favor, actualiza la página.");
		return;
		}
	wDest.ShowDest((i==0?f.Freq0:f.Freq1), (i==0?f.D_City:f.A_City));
}

function swapTables(numTable) {
	for (var i=0; i<4; i++) {
		eval("document.getElementById('searchTable" + i + "').style.display = 'none';");
		var formi = eval("document.getElementById('" + i + "air')");
		formi.name = i + "_AIR_ENTRY_FORM";
	}
	var formselect = eval("document.getElementById('" + numTable + "air')");
	formselect.name = "AIR_ENTRY_FORM";
	eval("document.getElementById('searchTable" + numTable + "').style.display = 'block';");
}

function cal(i) {
	var f = getAirEntryForm();
	var dfecha = new Date();
	var dMin=(dfecha.getMonth()+1)+'/'+dfecha.getDate()+'/'+dfecha.getFullYear();
	var month=dfecha.getMonth()+10;
	if (month>11) {
		month=month-12;
		dfecha.setYear(dfecha.getFullYear()+1);
	}
	dfecha.setMonth(month);
	var dMax=(dfecha.getMonth()+1)+'/'+dfecha.getDate()+'/'+dfecha.getFullYear();
	if (i==1) {
		if (GetInputDate(f.D_Date.value)) {
			dMin=(g_month<10?"0":"")+g_month+'/'+(g_day<10?"0":"")+g_day+'/'+g_year;

		}
	}

	ShowCalendar((i==0?f.cal0:f.cal1), (i==0?f.D_Date:f.R_Date),dMin,dMax);

}

function doFlightSearch() {
	var f = getAirEntryForm();

	var checkstr = "";
	checkstr += validateCities();

	var oneWay =  (f.TripType.value=="1");
	if (oneWay) {
		f.R_Date.value = "";
	}

	checkstr += validatePassengers();

	if(checkstr!=""){
		alert(checkstr);
		return;
	}

	var myDate = new Date();
	if (Number(f.D_Month.value.substring(4)) == (myDate.getMonth() + 1) && Number(f.D_Day.value) <= (myDate.getDate() + 3)) {
		if(!confirm("Recuerda que sólo podrás hacer reservas con, al menos, 3 días antes del día de la salida del viaje")) {
			return false;
		}
	}

	f.submit();
	divFullMuneco();
}

function doFlightSearchPlus() {
	var f = getAirEntryForm();

	var checkstr = "";
	checkstr += validateCities();

	checkstr += validatePassengers();

	var oneWay =  (f.TripType.value=="1");
	if (oneWay) {
		f.R_Date.value = "";
	}

	if(checkstr!=""){
		alert(checkstr);
		return;
	}

	var myDate = new Date();
	if (Number(f.D_Month.value.substring(4)) == (myDate.getMonth() + 1) && Number(f.D_Day.value) <= (myDate.getDate() + 3)) {
		if(!confirm("Recuerda que sólo podrás hacer reservas con, al menos, 3 días antes del día de la salida del viaje")) {
			return false;
		}
	}

	f.submit();
	divFullMuneco();
}

function validateCities() {
	var f = getAirEntryForm();
	var checkstr = "";
	var oneWay =  (f.TripType.value=="1");
	//Verificar ciudades
	if (f.D_City.value=="") {
		checkstr += "* Selecciona una ciudad de salida.\n";
	} else {
		f.D_City.value = city(f.D_City.value);
	}
	if (f.A_City.value=="") {
		checkstr += "* Selecciona una ciudad de llegada\n";
	} else {
		f.A_City.value = city(f.A_City.value);
	}
	return checkstr;
}

function validatePassengers() {
	var f = getAirEntryForm();
	var checkstr = "";
	var numAdults = f.select_adt?f.select_adt.selectedIndex:0;
	var numChilds = f.select_chd?f.select_chd.selectedIndex:0;
	var numInfants = f.select_chd?f.select_chd.selectedIndex:0;
    var numOlds = 0;
    var numTotal = 0 + numAdults + numChilds + numInfants + numOlds;
	if (numTotal == 0) {
		checkstr += "* Tienes que seleccionar las personas que van a viajar.\n";
	} else if (numTotal > 9) {
		checkstr += "* Solo puede reservar un máximo de 9 billetes.\n";
	}
	if (numAdults+numOlds < numInfants) {
		checkstr += "* Cada bebé debe ir acompañado por un adulto.\n";
	}
	return checkstr;
}

function changeDateField(dateType) {
	var f = getAirEntryForm();
	eval("f." + dateType + "_Date.value = f." + dateType + "_Day.value + '/' + f." + dateType + "_Month.value.substring(4) + '/' + f." + dateType + "_Month.value.substring(0,4);");
	if (dateType == "D" && (f.R_Month.selectedIndex < f.D_Month.selectedIndex || (f.R_Month.selectedIndex == f.D_Month.selectedIndex && f.R_Day.selectedIndex < f.D_Day.selectedIndex))) {
		f.R_Month.selectedIndex = f.D_Month.selectedIndex;
		f.R_Day.selectedIndex = f.D_Day.selectedIndex;
		changeDateField("R");
	}
	if (dateType == "R" && (f.R_Month.selectedIndex < f.D_Month.selectedIndex || (f.R_Month.selectedIndex == f.D_Month.selectedIndex && f.R_Day.selectedIndex < f.D_Day.selectedIndex))) {
		f.D_Month.selectedIndex = f.R_Month.selectedIndex;
		f.D_Day.selectedIndex = f.R_Day.selectedIndex;
		changeDateField("D");
	}
}

function doHotelSearch() {
	var f = getAirEntryForm();
	var checkstr = "";

	if (f.A_City.value=="") {
		checkstr += "* Selecciona una ciudad de destino.\n";
	} else {
		f.A_City.value = city(f.A_City.value);
	}

	//Verificar fechas
	if (f.R_Month.selectedIndex < f.D_Month.selectedIndex) {
		checkstr += "* La fecha de vuelta debe ser posterior a la fecha de salida.\n";
	} else if (f.R_Month.selectedIndex == f.D_Month.selectedIndex) {
		if (f.R_Day.selectedIndex <= f.D_Day.selectedIndex) {
			checkstr += "* La fecha de vuelta debe ser posterior a la fecha de salida.\n";
		}
	}

	f.D_Date.value = f.D_Day.value + "/" + f.D_Month.value.substring(4) + "/" + f.D_Month.value.substring(0,4);
	f.R_Date.value = f.R_Day.value + "/" + f.R_Month.value.substring(4) + "/" + f.D_Month.value.substring(0,4);

	if(checkstr!=""){
		alert(checkstr);
		return;
	}
	f.submit();
	divFullMuneco();
}

function doDPSearch() {
	var f = getAirEntryForm();
	var checkstr = "";

	if (f.select_adt.selectedIndex == 0) {
		checkstr += "* Tiene que seleccionar las personas que van a viajar.\n";
	}

	//Verificar ciudades
	if (f.D_City.value=="") {
		checkstr += "* Selecciona una ciudad de salida.\n";
	} else {
		f.D_City.value = city(f.D_City.value);
	}
	if (f.A_City.value=="") {
		checkstr += "* Selecciona una ciudad de llegada\n";
	} else {
		f.A_City.value = city(f.A_City.value);
	}

	//Verificar fechas
	if (f.R_Month.selectedIndex < f.D_Month.selectedIndex) {
		checkstr += "* La fecha de vuelta debe ser posterior a la fecha de salida.\n";
	} else if (f.R_Month.selectedIndex == f.D_Month.selectedIndex) {
		if (f.R_Day.selectedIndex <= f.D_Day.selectedIndex) {
			checkstr += "* La fecha de vuelta debe ser posterior a la fecha de salida.\n";
		}
	}

	f.D_Date.value = f.D_Day.value + "/" + f.D_Month.value.substring(4) + "/" + f.D_Month.value.substring(0,4);
	f.R_Date.value = f.R_Day.value + "/" + f.R_Month.value.substring(4) + "/" + f.D_Month.value.substring(0,4);

	if(checkstr!=""){
		alert(checkstr);
		return;
	}
	f.submit();
	divFullMuneco();
}

function divMuneco() {
	divFullMuneco();
}

function divFullMuneco() {
	if (document.getElementById)
	{
		var muneco ="muneco";
		var a = document.getElementsByTagName("DIV");

		for (var i = 0; i < a.length; i++)
		{
			var elementID = a[i].id;
			if (elementID){
				if (muneco != elementID)
				{
					document.getElementById(elementID).style.display = "none";
				}
				else
				{
					document.getElementById(elementID).style.display = "block";
				}
			}

		}
	}




}

function delCityText(cityType) {
	var f = getAirEntryForm();
	var campo = eval("f." + cityType + "_City");
    if(campo.value=='Escribe aquí la ciudad'){
	    campo.value="";
    }
}

function oneWay(oneway) {
	var f = getAirEntryForm();
	f.TripType.value = oneway?'1':'2';

	f.R_Day.style.visibility = oneway?"hidden":"visible";
	f.R_Month.style.visibility = oneway?"hidden":"visible";
	f.R_Time.style.visibility = oneway?"hidden":"visible";
	document.getElementById('txtFecha').style.visibility = oneway?"hidden":"visible";
	document.getElementById('txtHora').style.visibility = oneway?"hidden":"visible";

	f.cal1.style.visibility = oneway?"hidden":"visible";

}

function alertStops() {
	var f = getAirEntryForm();
	if (f.noStops.checked) {
		alert('Recuerda que al elegir sólo vuelos directos accederás a menos opciones y que estas tarifas son normalmente más caras.');
	}
}

function getAirEntryForm() {

	var f;
	if (navigator.userAgent.indexOf("MSIE") >= 0) {
		for (var i=0;i<document.forms.length;i++) {
			if (document.forms[i].name == "AIR_ENTRY_FORM") {
				f=document.forms[i];
			}
		}
	} else {
		f=document.forms["AIR_ENTRY_FORM"];
	}

	return f;
}

function completeMonths(initDays) {
	var myDate = new Date();

	var f = getAirEntryForm();
     //Limite de meses para hacer la reserva.
    var LIMIT_MONTH_FOR_RESERVATION = 11;
    
	for (var i=0; i < LIMIT_MONTH_FOR_RESERVATION;i++) {
		f.D_Month.options[0] = null;
		f.R_Month.options[0] = null;
	}

	for (var i=0;i<LIMIT_MONTH_FOR_RESERVATION;i++) {
		var monthIndex = myDate.getMonth()+i <= 11?myDate.getMonth()+i:myDate.getMonth()+i-12;
		var strMonth = getMes(monthIndex);
		var year = (myDate.getMonth() > monthIndex?myDate.getFullYear()+1:myDate.getFullYear());
		var newMonthD = new Option(strMonth + " " + year,year+""+((monthIndex+1)<10?"0"+(monthIndex+1):(monthIndex+1)));
		var newMonthR = new Option(strMonth + " " + year,year+""+((monthIndex+1)<10?"0"+(monthIndex+1):(monthIndex+1)));
		f.D_Month[f.D_Month.length] = newMonthD;
		f.R_Month[f.R_Month.length] = newMonthR;
	}


	var D_index = myDate.getDate() + initDays;
	var R_index = myDate.getDate() + initDays + 1;

	if (D_index > getDaysMonth(myDate.getMonth(), myDate.getFullYear())) {
		f.D_Month.selectedIndex = 1;
		D_index = D_index - getDaysMonth(myDate.getMonth(), myDate.getFullYear());
	}
	if (R_index > getDaysMonth(myDate.getMonth(), myDate.getFullYear())) {
		f.R_Month.selectedIndex = 1;
		R_index = R_index - getDaysMonth(myDate.getMonth(), myDate.getFullYear());
	}

	completeDays("D");
	completeDays("R");

	f.D_Day.selectedIndex = D_index - 1;
	f.R_Day.selectedIndex = R_index - 1;

}

function completeDays(comboType, selIndex){
	var f = getAirEntryForm();

	var size = eval("f." + comboType + "_Day.length;");
	for (var i=size; i >= 0;i--) {
		eval("f." + comboType + "_Day.options[" + i +"] = null;");
	}

	var month = eval("f." + comboType + "_Month[f." + comboType + "_Month.selectedIndex].value.substring(4) - 1;");
	var year = eval("f." + comboType + "_Month[f." + comboType + "_Month.selectedIndex].value.substring(0,4);");

	var numDays = getDaysMonth(month, year);

	//rellenar dias
	for (var i=1;i<numDays+1;i++) {
		var newDay = new Option(i,(i<10?"0"+i:i));
		eval("f." + comboType + "_Day[f." + comboType + "_Day.length] = newDay;");
	}
	if (selIndex) {
		eval("f." + comboType + "_Day.selectedIndex = " + selIndex);
	}
	changeDateField(comboType);
}

function init(numTable, initDays) {
	if (numTable) {
		swapTables(numTable);
	}
	initDate(initDays);
}

function initDate(initDays) {
	var myDate = new Date();
	var f = getAirEntryForm();
	completeMonths2();
	completeDays2("D");
	completeDays2("R");

	var initDMonth = myDate.getMonth();
	var initRMonth = myDate.getMonth();
	var initDDay = myDate.getDate() + initDays;
	//Si pasamos del maximo de dias del mes actual
	if (initDDay > f.D_Day.options.length) {
		initDDay = initDDay - f.D_Day.options.length;
		initDMonth = initDMonth + 1;
		initRMonth = initRMonth + 1;
	}

	var daysToNextSunday;
	var dayWeek = myDate.getDay()+initDays;
	if (dayWeek > 7) dayWeek = dayWeek - 7;
	daysToNextSunday = 7 - dayWeek;

	var initRDay = initDDay + daysToNextSunday;
	if (initRDay > f.R_Day.options.length) {
		initRDay = initRDay - f.R_Day.options.length;
		initRMonth = initRMonth + 1;
	}

	setDateCalendar(initDDay,initDMonth,"D",false);
	setDateCalendar(initRDay,initRMonth,"R",false);
	changeDateField2("D");
	changeDateField2("R");
}


// funcion que calcula si un año es bisiesto
function isLeapYear (year) {
    var leapYear = false;
    if ((year % 400) == 0) {
        leapYear = true;
    } else if ((year % 100) == 0) {
        leapYear = false;
    } else if ((year % 4) == 0) {
        leapYear = true;
    } else {
        leapYear =false;
    }
    return leapYear;
}

function getDaysMonth(month, year){
	var arrDays = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
	if(isLeapYear(year) && month==1) return 29;
	else return arrDays[month];
}

function getMes(m) {
	var arrMonthNames = ["Enero","Febrero","Marzo","Abril","Mayo","Junio","Julio","Agosto","Septiembre","Octubre","Noviembre","Diciembre"];
	return arrMonthNames[m];
}

function city(v) {
	i=v.indexOf("(");
	j=v.lastIndexOf(")");
	if (j-i==4) return v.substring(i+1,j);
	return v;
}

/***************************************************
***************************************************
***************************************************
***************************************************/


function setDateCalendar(day, month, typeDate, blnChangeOtherDate){
	var f = getAirEntryForm();
	month = Number(month);
	day = Number(day);
	cmbDay = eval("f."+typeDate+"_Day");
	cmbMonth = eval("f."+typeDate+"_Month");
	cmbDate = eval("f."+typeDate+"_Date");
	year = Number(cmbMonth.value.substring(0,4));

	for (var i=0;i<cmbMonth.options.length;i++){
		if (Number(cmbMonth.options[i].value.substring(4)) == month) {
			cmbMonth.selectedIndex = i;
		}
	}

	//Si cambia el numero de dias que tiene el mes rellenamos de nuevo el combo
	if (getDaysMonth(month-1, year) != cmbDay.options.length) {
		completeDays2(typeDate);
	}
	if (day-1 >= cmbDay.options.length) {
		cmbDay.selectedIndex = cmbDay.options.length-1;
	} else {
		cmbDay.selectedIndex = day-1;
	}
	changeDateField2(typeDate);

	var dDate = f.D_Month.value.substring(0,4) + f.D_Month.value.substring(4) + f.D_Day.value;
	var rDate = f.R_Month.value.substring(0,4) + f.R_Month.value.substring(4) + f.R_Day.value;

	if (blnChangeOtherDate){
		if ("D" == typeDate && dDate > rDate) {
			if (f.D_Day.selectedIndex == f.D_Day.options.length - 1) {
				month = month + 1;
				day = 1;
			} else {
				day = day + 1;
			}
			setDateCalendar(day,month,"R",false);
		} else if ("R" == typeDate && rDate < dDate) {
			setDateCalendar(day,month,"D",false);
		}
	}
}

function setCmbDate(typeDate, blnChangeOtherDate){
	var f = getAirEntryForm();

	cmbDay = eval("f."+typeDate+"_Day");
	cmbMonth = eval("f."+typeDate+"_Month");
	cmbDate = eval("f."+typeDate+"_Date");

	var day = Number(cmbDay.value);
	var month = Number(cmbMonth.value.substring(4));

	setDateCalendar(day,month,typeDate,blnChangeOtherDate);
}

function changeDateField2(dateType){
	var f = getAirEntryForm();
	eval("f." + dateType + "_Date.value = f." + dateType + "_Day.value + '/' + f." + dateType + "_Month.value.substring(4) + '/' + f." + dateType + "_Month.value.substring(0,4);");
}

function completeDays2(comboType){
	var f = getAirEntryForm();

	var size = eval("f." + comboType + "_Day.length;");
	for (var i=size; i >= 0;i--) {
		eval("f." + comboType + "_Day.options[" + i +"] = null;");
	}

	var month = eval("f." + comboType + "_Month[f." + comboType + "_Month.selectedIndex].value.substring(4) - 1;");
	var year = eval("f." + comboType + "_Month[f." + comboType + "_Month.selectedIndex].value.substring(0,4);");

	var numDays = getDaysMonth(month, year);

	//rellenar dias
	for (var i=1;i<numDays+1;i++) {
		var newDay = new Option(i,(i<10?"0"+i:i));
		eval("f." + comboType + "_Day[f." + comboType + "_Day.length] = newDay;");
	}
}

function completeMonths2() {
	var myDate = new Date();

	var f = getAirEntryForm();

	for (var i=0; i < 10;i++) {
		f.D_Month.options[0] = null;
		f.R_Month.options[0] = null;
	}

	for (var i=0;i<10;i++) {
		var monthIndex = myDate.getMonth()+i <= 11?myDate.getMonth()+i:myDate.getMonth()+i-12;
		var strMonth = getMes(monthIndex);
		var year = (myDate.getMonth() > monthIndex?myDate.getFullYear()+1:myDate.getFullYear());
		var newMonthD = new Option(strMonth + " " + year,year+""+((monthIndex+1)<10?"0"+(monthIndex+1):(monthIndex+1)));
		var newMonthR = new Option(strMonth + " " + year,year+""+((monthIndex+1)<10?"0"+(monthIndex+1):(monthIndex+1)));
		f.D_Month[f.D_Month.length] = newMonthD;
		f.R_Month[f.R_Month.length] = newMonthR;
	}
}