// JavaScript Document

//globale Variablen
var seperator = new String("");


function openwin_rel( url,hoehe,weite ) {		  
	rheight 		= hoehe;
	rwidth 		= weite;
	var w = screen.width * ( rwidth / 100 );
	var h = screen.height * ( rheight / 100 );
	window.open(url,'hrscontent','resizable=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,toolbar=0,width='+rwidth+',height='+rheight);
}
 
 
 
 //Parameter von URL auslesen
 function parameterAuslesen(ID) {
 myURL = window.location.search;
 Start= myURL.indexOf("?");
 if (Start==-1) {return("");}
 qString = myURL.substr(Start,myURL.length-Start);
 Start= qString.indexOf(ID+"=");
 if (Start==-1) {return("");}
 Start = Start+ID.length+1;
 qString = qString.substr(Start,qString.length-Start);
 if (qString.indexOf("&")!=-1) {qString=qString.substr(0,qString.indexOf("&"));}
 return(qString);
}
 
//Clear Field if focused
function clearThis(field)
{
if (field.defaultValue == field.value)
field.value = "";
} 

 
//Datumsfuntionen
function set_seperator(){

	switch (document.getElementById("country").value){
			case "de":
			seperator = ".";
			
			break;
			
			case "en":
			seperator = "/";
			
			break;		
			
			case "cn":
			seperator = ".";
			
			break;
	}
}//set_seperator
 
function generateURL() 
{
	var url = "http://www.hrs.com/init.do?";
	
	with (document.hrsformular) 
	{
		var start = Ankunft.value.split(seperator);
		var ende = Abreise.value.split(seperator);
		var summe=setCountPersons("hrsformular");
		var hrs_client = parameterAuslesen('client');
		if ("" == hrs_client) {
		hrs_client = "de__NEXT";
		}
		var hrs_customerId = parameterAuslesen('customerId');
		if ("" == hrs_customerId) {
		hrs_customerId = "6011";
		}
		
		
		switch (document.getElementById("country").value){
			case "de": 
					startDateDay = start[0];
					startDateMonth = start[1];
					startDateYear = start[2];
					endDateDay = ende[0];
					endDateMonth = ende[1];
					endDateYear = ende[2];
			break;
			case "en": 
					startDateDay = start[1];
					startDateMonth = start[0];
					startDateYear = start[2];
					endDateDay = ende[1];
					endDateMonth = ende[0];
					endDateYear = ende[2];
			break;
			case "cn": 
					startDateDay = start[2];
					startDateMonth = start[1];
					startDateYear = start[0];
					endDateDay = ende[2];
					endDateMonth = ende[1];
					endDateYear = ende[0];
			break;
		}
		
		url += "client=" + hrs_client;
		url += "&customerId=" + hrs_customerId;
		url += "&startDateDay=" + startDateDay;
		url += "&startDateMonth=" + startDateMonth;
		url += "&startDateYear=" + startDateYear;
		url += "&endDateDay=" + endDateDay;
		url += "&endDateMonth=" + endDateMonth;
		url += "&endDateYear=" + endDateYear;
		url += "&location=" + escape(ziel.value);
		url += "&activity=" + activity.value;
		url += "&forwardName=" + forwardName.value;
		url += "&searchType=" + searchType.value;
		url += "&singleRooms=" + ez.value;
		url += "&doubleRooms=" + dz.value;
		url += "&adults=" + summe;
		url += "&currency=EUR";
		url += "&perimeter=" + perimeter.options[perimeter.options.selectedIndex].value;
		url += "&minRating=" + document.getElementById("hrs_rating").options[minRating.options.selectedIndex].value;
		//url += getChildAccomodations();
		//url += "&costCenter=" + costCenter.value;


	}
	//alert(url);
	//window.location.href = (url);
	window.open(url);
}




	function getChildAccomodations() {
		var children = document.hrsformular.children;
		var childAccomodationsUrl = '';
		var countChildren = children.options[children.options.selectedIndex].value;
		if (countChildren > 0) {
			var childAccomodationsAge;
			var childAccomodations;
			childAccomodationsUrl += '&children=' + countChildren;
			for (i=0; i<countChildren; i++) {
				childAccomodationsAge = document.getElementById('childAccomodationsAge'+i);
				childAccomodations = document.getElementById('childAccomodations'+i);
				childAccomodationsUrl += '&childAccomodations['+i+'].age=' + childAccomodationsAge.options[childAccomodationsAge.options.selectedIndex].value;
				childAccomodationsUrl += '&childAccomodations['+i+'].accomodation=' + childAccomodations.options[childAccomodations.options.selectedIndex].value;
			}
		}
		return childAccomodationsUrl;
	}

function setCountPersons(formName){
	var singleRooms = document.forms[formName].elements['ez'].value;
	var doubleRooms = document.forms[formName].elements['dz'].value;
	if(isNaN(singleRooms)){
	   singleRooms = "";
	   document.forms[formName].elements['ez'].value = "";
	}

	 if(isNaN(doubleRooms)){
	   doubleRooms = "";
	   document.forms[formName].elements['dz'].value = "";
	 }
	if(singleRooms == "") singleRooms=0;
	if(doubleRooms == "") doubleRooms=0;
	var sum = singleRooms*1 + doubleRooms*2;

	document.forms[formName].elements['ez'].value=singleRooms;
	document.forms[formName].elements['dz'].value=doubleRooms;

	document.forms[formName].elements['adults'].value= sum;

	return sum;
}

function outputDate()
{
	var o = document.getElementById("Ankunft").value; // Ankunft Datum
	var p = document.getElementById("naechte").value; // Übernachtungen

	
	var arr = o.split(seperator);
	
	switch (document.getElementById("country").value){
		case "de": 
				var Ankunft = new Date(arr[2],arr[1]-1,arr[0]);
		break;
		case "en": 
				var Ankunft = new Date(arr[2],arr[0]-1,arr[1]);
		break;
		case "cn": 
				var Ankunft = new Date(arr[0],arr[1]-1,arr[2]);
		break;
	}

	var nights = (((p * 24) * 60) * 60) * 1000;
	
	var Abreise = new Date(Date.parse(Ankunft) + nights);
	return Abreise;
}	

function past_Date(inputDate){
	var temp = inputDate.split(seperator);
	var Abreise = document.getElementById("Abreise").value;
	var temp2 = Abreise.split(seperator);
	
	switch (document.getElementById("country").value){
		case "de":		
			var inputDate = new Date(temp[2],temp[1]-1,temp[0]); // Ankunft
			var inputDate2 = new Date(temp2[2],temp2[1]-1,temp2[0]); // Abreise
		break;
		
		case "en":
			var inputDate = new Date(temp[2],temp[0]-1,temp[1]); // Ankunft
			var inputDate2 = new Date(temp2[2],temp2[0]-1,temp2[1]); // Abreise
		break;
		
		case "cn":
			var inputDate = new Date(temp[0],temp[1]-1,temp[2]); // Ankunft
			var inputDate2 = new Date(temp2[0],temp2[1]-1,temp2[2]); // Abreise
		break;
	}
	

	var currentDate = new Date();
	
	if (inputDate.getTime() < currentDate.getTime())
	{
		setCurrentDate();
	}
	
	if(inputDate.getTime() >= inputDate2.getTime())
	{
		var morgen = new Date(inputDate.getFullYear(), inputDate.getMonth(), inputDate.getDate()+1);
		var monat = morgen.getMonth() + 1;
		var tag = morgen.getDate();
		if(monat.toString().length < 2){monat = "0" + monat;}
		if(tag.toString().length < 2){tag = "0" + tag;}
		
		switch (document.getElementById("country").value){
			case "de":
			document.getElementById("Abreise").value = tag + seperator + monat + seperator + morgen.getFullYear();
			break;
			
			case "en":
			document.getElementById("Abreise").value = monat + seperator + tag + seperator + morgen.getFullYear();
			break;
			
			case "cn":
			document.getElementById("Abreise").value = morgen.getFullYear() + seperator + monat + seperator + tag;
			break;
		}
	}
}//past_Date


function past_Date2(inputDate2){
	var temp = inputDate2.split(seperator);
	var Ankunft = document.getElementById("Ankunft").value;
	var temp2 = Ankunft.split(seperator);

	switch (document.getElementById("country").value){
		case "de":		
			var inputDate = new Date(temp[2],temp[1]-1,temp[0]); // Abreise
			var inputDate2 = new Date(temp2[2],temp2[1]-1,temp2[0]); // Ankunft
		break;
		
		case "en":
			var inputDate = new Date(temp[2],temp[0]-1,temp[1]); // Abreise
			var inputDate2 = new Date(temp2[2],temp2[0]-1,temp2[1]); // Ankunft
		break;
		
		case "cn":
			var inputDate = new Date(temp[0],temp[1]-1,temp[2]); // Abreise
			var inputDate2 = new Date(temp2[0],temp2[1]-1,temp2[2]); // Ankunft
		break;
		}

	var currentDate = new Date();
	
	if(inputDate.getTime() < inputDate2.getTime())
	{
		var datum = new Date(inputDate2.getTime() + 86400000);
		var monat = datum.getMonth() + 1;
		var tag = datum.getDate();
		if(monat.toString().length < 2){monat = "0" + monat;}
		if(tag.toString().length < 2){tag = "0" + tag;}
		
			switch (document.getElementById("country").value){
				case "de":
				document.getElementById("Abreise").value = datum.getDate() + seperator + monat + seperator + datum.getFullYear();
				break;
				
				case "en":
				document.getElementById("Abreise").value = monat + seperator + datum.getDate() + seperator + datum.getFullYear();
				break;
				
				case "cn":
				document.getElementById("Abreise").value = datum.getFullYear() + seperator + monat + seperator + datum.getDate();
				break;
				}
	}
	
	if (inputDate.getTime() < currentDate.getTime()){
		setCurrentDate();
	}
}//past_Date2
//**************

function setCurrentDate() 
{
	var bdate = new Date(); // Ankunft
	var bmonat = bdate.getMonth()+1;
	var edate = new Date(); // Abreise
	edate.setTime( bdate.getTime()  + 86400000 );        // time in millisec. 24 hrs ahead
	var emonat = edate.getMonth()+1;
	if(bdate.getDate().toString().length < 2)
	{
		var bday = "0" + bdate.getDate();
	}else{
		var bday = bdate.getDate();
	}
	
	if(bmonat.toString().length < 2)
	{
		var bmonth = "0" + bmonat;
	}else{
		var bmonth = bmonat;
	}
	
	if(edate.getDate().toString().length < 2)
	{
		var eday = "0" + edate.getDate();
	}else{
		var eday = edate.getDate();
	}
	
	if(emonat.toString().length < 2)
	{
		var emonth = "0" + emonat;
	}else{
		var emonth = emonat;
	}
	switch (document.getElementById("country").value){
		case "de":
			document.getElementById("Ankunft").value = bday + seperator + bmonth + seperator + bdate.getFullYear();
			document.getElementById("Abreise").value = eday + seperator + emonth + seperator + edate.getFullYear();
			break;
		case "en":
			document.getElementById("Ankunft").value = bmonth + seperator + bday + seperator + bdate.getFullYear();
			document.getElementById("Abreise").value = emonth + seperator + eday + seperator + edate.getFullYear();
			break;
		case "cn":
			document.getElementById("Ankunft").value = bdate.getFullYear() + seperator + bmonth + seperator + bday;
			document.getElementById("Abreise").value = edate.getFullYear() + seperator + emonth + seperator + eday;
			break;
	}
}



// Title: Tigra Calendar
// URL: http://www.softcomplex.com/products/tigra_calendar/
// Version: 3.4 (European date format)
// Date: 07/12/2007
// Note: Permission given to use this script in ANY kind of applications if
//    header lines are left unchanged.
// Note: Script consists of two files: calendar?.js and calendar.html

// if two digit year input dates after this year considered 20 century.
var NUM_CENTYEAR = 30;
// is time input control required by default
var BUL_TIMECOMPONENT = false;
// are year scrolling buttons required by default
var BUL_YEARSCROLL = true;

var calendars = [];
var RE_NUM = /^\-?\d+$/;

function calendar1(obj_target,obj2_target) {

	// assigning methods
	this.gen_date = cal_gen_date1;
	this.gen_time = cal_gen_time1;
	this.gen_tsmp = cal_gen_tsmp1;
	this.prs_date = cal_prs_date1;
	this.prs_time = cal_prs_time1;
	this.prs_tsmp = cal_prs_tsmp1;
	this.popup    = cal_popup1;
	this.generateDate = gen_Date;

	// validate input parameters
	if (!obj_target)
		return cal_error("Error calling the calendar: no target control specified");
	if (obj_target.value == null)
		return cal_error("Error calling the calendar: parameter specified is not valid target control");
	this.target = obj_target;
	this.target2 = obj2_target;
	this.time_comp = BUL_TIMECOMPONENT;
	this.year_scroll = BUL_YEARSCROLL;
	
	// register in global collections
	this.id = calendars.length;
	calendars[this.id] = this;
}

function gen_Date(value)
{
	if(document.getElementById("country").value == "de"){	
		var tmp = value.split(".");
		var Datum = new Date(tmp[2],tmp[1]-1,tmp[0]);
	}else if(document.getElementById("country").value == "en"){
		var tmp = value.split("/");
		var Datum = new Date(tmp[2],tmp[0]-1,tmp[1]);
	}else if(document.getElementById("country").value == "cn"){
		var tmp = value.split(".");
		var Datum = new Date(tmp[0],tmp[1]-1,tmp[2]);
	}
	
	return (Datum);
}

function cal_popup1 (str_datetime) {
	if (str_datetime)
		this.dt_current = this.prs_tsmp(str_datetime);
	else 
		this.dt_selected = this.dt_current = this.prs_tsmp(this.target.value);

	if (!this.dt_current) return;

	var obj_calwindow = window.open(
		'/js/calendar.html?id=' + this.id + '&s=' + this.dt_selected.valueOf() + '&c=' + this.dt_current.valueOf(),
		'Calendar', 'width=200,height=' + (this.time_comp ? 215 : 190) +
		',status=no,resizable=yes,top=200,left=200,dependent=yes,alwaysRaised=yes'
	);
	obj_calwindow.opener = window;
	obj_calwindow.focus();
}

// timestamp generating function
function cal_gen_tsmp1 (dt_datetime) {
	return(this.gen_date(dt_datetime) + ' ' + this.gen_time(dt_datetime));
}

// date generating function
function cal_gen_date1 (dt_datetime) {
if(document.getElementById("country").value == "de"){	
		return (
			(dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() + "."
			+ (dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "."
			+ dt_datetime.getFullYear()
		);
	}else if(document.getElementById("country").value == "en"){
		return (
			(dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "/" 
			+ (dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() + "/"
			+ dt_datetime.getFullYear()
		);
	}else if(document.getElementById("country").value == "cn"){
		return (
			dt_datetime.getFullYear() + "."
			+ (dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "."
			+ (dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() 
		);
	}
}
// time generating function
function cal_gen_time1 (dt_datetime) {
	return (
		(dt_datetime.getHours() < 10 ? '0' : '') + dt_datetime.getHours() + ":"
		+ (dt_datetime.getMinutes() < 10 ? '0' : '') + (dt_datetime.getMinutes()) + ":"
		+ (dt_datetime.getSeconds() < 10 ? '0' : '') + (dt_datetime.getSeconds())
	);
}

// timestamp parsing function
function cal_prs_tsmp1 (str_datetime) {
	// if no parameter specified return current timestamp
	if (!str_datetime)
		return (new Date());

	// if positive integer treat as milliseconds from epoch
	if (RE_NUM.exec(str_datetime))
		return new Date(str_datetime);
		
	// else treat as date in string format
	var arr_datetime = str_datetime.split(' ');
	return this.prs_time(arr_datetime[1], this.prs_date(arr_datetime[0]));
}

// date parsing function
function cal_prs_date1 (str_date) {

	if(document.getElementById("country").value == "de"){	
		var arr_date = str_date.split('.');
	}else if(document.getElementById("country").value == "en"){
		var arr_date_tmp = str_date.split('/');
		var arr_date = new Array(3);
		arr_date[0] = arr_date_tmp[1];
		arr_date[1] = arr_date_tmp[0];
		arr_date[2] = arr_date_tmp[2];
	}else if(document.getElementById("country").value == "cn"){
		var arr_date_tmp = str_date.split('.');
		var arr_date = new Array(3);
		arr_date[0] = arr_date_tmp[2];
		arr_date[1] = arr_date_tmp[1];
		arr_date[2] = arr_date_tmp[0];
	}

	if (arr_date.length != 3) return cal_error ("Invalid date format: '" + str_date + "'.\nFormat accepted is dd-mm-yyyy.");
	if (!arr_date[0]) return cal_error ("Invalid date format: '" + str_date + "'.\nNo day of month value can be found.");
	if (!RE_NUM.exec(arr_date[0])) return cal_error ("Invalid day of month value: '" + arr_date[0] + "'.\nAllowed values are unsigned integers.");
	if (!arr_date[1]) return cal_error ("Invalid date format: '" + str_date + "'.\nNo month value can be found.");
	if (!RE_NUM.exec(arr_date[1])) return cal_error ("Invalid month value: '" + arr_date[1] + "'.\nAllowed values are unsigned integers.");
	if (!arr_date[2]) return cal_error ("Invalid date format: '" + str_date + "'.\nNo year value can be found.");
	if (!RE_NUM.exec(arr_date[2])) return cal_error ("Invalid year value: '" + arr_date[2] + "'.\nAllowed values are unsigned integers.");

	var dt_date = new Date();
	dt_date.setDate(1);

	if (arr_date[1] < 1 || arr_date[1] > 12) return cal_error ("Invalid month value: '" + arr_date[1] + "'.\nAllowed range is 01-12.");
	dt_date.setMonth(arr_date[1]-1);
	 
	if (arr_date[2] < 100) arr_date[2] = Number(arr_date[2]) + (arr_date[2] < NUM_CENTYEAR ? 2000 : 1900);
	dt_date.setFullYear(arr_date[2]);

	var dt_numdays = new Date(arr_date[2], arr_date[1], 0);
	dt_date.setDate(arr_date[0]);
	if (dt_date.getMonth() != (arr_date[1]-1)) return cal_error ("Invalid day of month value: '" + arr_date[0] + "'.\nAllowed range is 01-"+dt_numdays.getDate()+".");

	return (dt_date)
}

// time parsing function
function cal_prs_time1 (str_time, dt_date) {

	if (!dt_date) return null;
	var arr_time = String(str_time ? str_time : '').split(':');

	if (!arr_time[0]) dt_date.setHours(0);
	else if (RE_NUM.exec(arr_time[0]))
		if (arr_time[0] < 24) dt_date.setHours(arr_time[0]);
		else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed range is 00-23.");
	else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed values are unsigned integers.");
	
	if (!arr_time[1]) dt_date.setMinutes(0);
	else if (RE_NUM.exec(arr_time[1]))
		if (arr_time[1] < 60) dt_date.setMinutes(arr_time[1]);
		else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed values are unsigned integers.");

	if (!arr_time[2]) dt_date.setSeconds(0);
	else if (RE_NUM.exec(arr_time[2]))
		if (arr_time[2] < 60) dt_date.setSeconds(arr_time[2]);
		else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed values are unsigned integers.");

	dt_date.setMilliseconds(0);
	return dt_date;
}

function cal_error (str_message) {
	alert (str_message);
	return null;
}

var paramcustomerId = parameterAuslesen('customerId');
var paramclient = parameterAuslesen('client');

function submitRequest(formName){
	var singleRooms = document.forms[formName].elements['singleRooms'].value;
	var doubleRooms = document.forms[formName].elements['doubleRooms'].value;
				if(isNaN(singleRooms)){
					 singleRooms = "";
					 document.forms[formName].elements['singleRooms'].value = "";
				}

				 if(isNaN(doubleRooms)){
					 doubleRooms = "";
					 document.forms[formName].elements['doubleRooms'].value = "";
				 }
	if(singleRooms == "") singleRooms=0;
	if(doubleRooms == "") doubleRooms=0;
	var sum = singleRooms*1 + doubleRooms*1;

}

function setDisplay(element, activity) {
	if(activity=="change") display = ((document.getElementById(element).style.display == 'none')? "block" : "none");
	else if (activity=="block") display = "block";
	else if (activity=="none") display = "none";
	if (document.getElementById(element) != null) {
		document.getElementById(element).style.display = display ;
	}
}

function showChildren(number){
				for(i=1; i<=6; i++){
						if(i<=number){
								setDisplay("child_"+i, "block");

						}
						else{
								setDisplay("child_"+i, "none");
						}
				}
}