var hasOutBeenPrevSet = false;

 var hasInBeenPrevSet = false;

 var OUT = "out";

 var IN = "in";

 var MAXCITYPAIRS = 6;

 var FUTUREDAYS = 7;

 var reCP = /\{FIELDINDEX\}/g;

 var activatedCalendar = null;

 

function Calendar(dayFieldBase, monthFieldBase, dayOfWeekFieldBase, dateFieldIndexes) {

	this.DAYFIELDBASE = dayFieldBase;

	this.DATEFIELDINDEXES = dateFieldIndexes;

	this.MONTHFIELDBASE = monthFieldBase;

	this.DAYOFWEEKFIELDBASE = dayOfWeekFieldBase;

}

Calendar.prototype.getDayField = function(index) {

	return getObj(this.DAYFIELDBASE.replace(reCP, this.DATEFIELDINDEXES[index]));

}

Calendar.prototype.getMonthField = function(index) {

	return getObj(this.MONTHFIELDBASE.replace(reCP, this.DATEFIELDINDEXES[index]));

}

Calendar.prototype.getDayOfWeekField = function(index) {

	return getObj(this.DAYOFWEEKFIELDBASE.replace(reCP, this.DATEFIELDINDEXES[index]));

}

Calendar.prototype.doUpdateDayOfWeek=function(index) {

	var d = this.getDayField(index).value;

	var aMY = this.getMonthField(index).value.split("/");

	if( isNaN( parseInt(aMY[0]))) {

		aMY = this.getMonthField(index).value.split(" ");

		aMY[0] = convertMonth(aMY[0]);

		aMY = aMY[0] + "/" + aMY[1];

		aMY = aMY.split("/");

	

	}

	var date = new Date(aMY[1],aMY[0]-1,d);



	

	if(this.getDayOfWeekField(index) != null)

		this.getDayOfWeekField(index).value = DAYS_OF_WEEK[date.getDay()];

}

Calendar.prototype.doUpdateDateFields = function(index, updateDayOfWeek, useFutureDays)

{

	var dayField = this.getDayField(index);

	var monthField = this.getMonthField(index);



	if(dayField == null || monthField == null) return;

	

	

	var day = dayField.value;

	var aMY = monthField.value.split("/");

	if( isNaN( parseInt(aMY[0]))) {

		aMY = monthField.value.split(" ");

		aMY[0] = convertMonth(aMY[0]);

		aMY = aMY[0] + "/" + aMY[1];

		aMY = aMY.split("/");

	

	}

	var date = new Date(aMY[1],aMY[0]-1,day);

	this.updateDateFields(date, dayField, monthField);

	if(updateDayOfWeek) this.doUpdateDayOfWeek(index);

		

	

	var nextDayField = this.getDayField(index+1);

	var nextMonthField = this.getMonthField(index+1);

	if( nextDayField != null && nextMonthField != null) {

		var nextDay = nextDayField.value;

		var aNextMY = nextMonthField.value.split("/");

		if( isNaN( parseInt(aNextMY[0]))) {

			aNextMY = nextMonthField.value.split(" ");

			aNextMY[0] = convertMonth(aNextMY[0]);

			aNextMY = aNextMY[0] + "/" + aNextMY[1];

			aNextMY = aNextMY.split("/");



		}

		var nextDate = new Date(aNextMY[1],aNextMY[0]-1,nextDay);

	

		if(date > nextDate)

		{

			nextDate = date;

	

			if(useFutureDays) nextDate.setDate(nextDate.getDate() + FUTUREDAYS);

			this.updateDateFields(nextDate, nextDayField, nextMonthField);

		}

		if(updateDayOfWeek)	this.doUpdateDayOfWeek(index+1);

		this.doUpdateDateFields(index+1, updateDayOfWeek, useFutureDays);

	}

}

Calendar.prototype.updateDateFields = function(date, dayField, monthField)

{

	

	var sValue = "";

	if(date.getMonth()+1<10)

		sValue = "0" + (date.getMonth()+1) + "/" + date.getFullYear();

	else

		sValue = date.getMonth()+1  + "/" + date.getFullYear();

	var aMY = monthField.value.split("/");

	if( isNaN( parseInt(aMY[0]))) {

		aMY = monthField.value.split(" ");

		var strMonth= convertBackMonth(date.getMonth()+1);

		monthField.value = strMonth +" "+date.getFullYear() ;

	}

	else

	monthField.value = sValue;

	

	if(date.getDate()<10)

		dayField.value = "0" + date.getDate();

	else

		dayField.value = date.getDate();

}

Calendar.prototype.getDateFromField = function(index) {

	var date = new Date();

	field = this.getDayField(index);

	date.setDate(field.value);

	

	field = this.getMonthField(index);

	var aMY = field.value.split("/");

	if( isNaN( parseInt(aMY[0]))) {

		aMY = this.getMonthField(index).value.split(" ");

		aMY[0] = convertMonth(aMY[0]);

				

	}

	date.setMonth(aMY[0]-1);

	date.setFullYear(aMY[1]);

	return date;

}

Calendar.prototype.showPopupCalendar = function(event, fieldIndex, url)

{

	document.getElementById("popupDiv").style.display="block";
	this.updateDateField = fieldIndex;

	var date = this.getDateFromField(fieldIndex);

	if(url.indexOf("?") > -1) url+="&";

	else url+="?";

	url += "displayDate=" + date.getDate() + "." + (date.getMonth()+1) + "." + date.getFullYear();

	if(csLog.isDebugEnabled()) csLog.debug(url);



	

	activatedCalendar = this;

	doPopup(event,url, 258,210);



}

Calendar.prototype.updateDateFromCalendar = function(value)

{

	var field;

	var aValues = value.split(".");

	var date = new Date(aValues[2],aValues[1]-1,aValues[0]);

	var currentDate = new Date();

	if(date < currentDate)

	{

		alert(ERROR_BEFORE_CURRENT);

		return;

	}

	field = this.getDayField(this.updateDateField);

	field.value = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();

	field = this.getMonthField(this.updateDateField);

	var aMY = field.value.split("/");

	if( isNaN( parseInt(aMY[0]))) {

		aMY = field.value.split(" ");

		var strMonth= convertBackMonth(date.getMonth()+1);

		field.value = strMonth +" "+date.getFullYear() ;

	}

	else

	field.value = date.getMonth() < 9 ? "0" + (date.getMonth()+1) + "/" + date.getFullYear() : (date.getMonth()+1) + "/" + date.getFullYear();

	this.doUpdateDateFields(this.updateDateField, true,false);

	activatedCalendar = null;

}

Calendar.prototype.updateReturnDate = function(fieldValue)

{

	var returnDateDiv = getObj('returnDateDiv');

	if(returnDateDiv == null)

		return;



	if(fieldValue == "R")

		returnDateDiv.style.display = "";

	else

		returnDateDiv.style.display = "none";

}

Calendar.prototype.doInitCalFields = function(index, updateDayOfWeek, useFutureDays) {



	var dayField = this.getDayField(index);;

	var monthField = this.getMonthField(index);

	if(dayField == null || monthField == null) {  return; }

	

	

	var day = dayField.value;

	var aMY = monthField.value.split("/");



	var setDate = new Date(aMY[1],aMY[0]-1,day);

	

	var date = new Date();

	if(setDate <= date) {

		if(useFutureDays) date.setDate(date.getDate()+FUTUREDAYS);

		this.updateDateFields(date, dayField, monthField);

	}

	this.doUpdateDateFields(index, updateDayOfWeek, useFutureDays);

	hasOutBeenPrevSet = false;

	hasInBeenPrevSet = false;

}

function updateDateFromCalendar(value)

{

	activatedCalendar.updateDateFromCalendar(value);

	activatedCalendar = null;

}

function convertMonth(value)

{

	var month1;

	switch(value){

	case "Jan": month1=1;break;

	case "Feb": month1=2;break;

	case "Mar": month1=3;break;

	case "Apr": month1=4;break;

	case "May": month1=5;break;

	case "Jun": month1=6;break;

	case "Jul": month1=7;break;

	case "Aug": month1=8;break;

	case "Sep": month1=9;break;

	case "Oct": month1=10;break;

	case "Nov": month1=11;break;

	case "Dec": month1=12;break;

	}

	return month1;

}

function convertBackMonth(value)

{

	var month1;

	switch(value){

	case 1: month1="Jan";break;

	case 2: month1="Feb";break;

	case 3: month1="Mar";break;

	case 4: month1="Apr";break;

	case 5: month1="May";break;

	case 6: month1="Jun";break;

	case 7: month1="Jul";break;

	case 8: month1="Aug";break;

	case 9: month1="Sep";break;

	case 10: month1="Oct";break;

	case 11: month1="Nov";break;

	case 12: month1="Dec";break;

	}

	return month1;

}