function getAnchorPosition(anchorname) {
	var useWindow=false;
	var coordinates=new Object();
	var x=0,y=0;
	var use_gebi=false, use_css=false, use_layers=false;
	if (document.getElementById) { use_gebi=true; }
	else if (document.all) { use_css=true; }
	else if (document.layers) { use_layers=true; }
 	if (use_gebi && document.all) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_gebi) {
		var o=document.getElementById(anchorname);
		x=AnchorPosition_getPageOffsetLeft(o);
		y=AnchorPosition_getPageOffsetTop(o);
		}
 	else if (use_css) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_layers) {
		var found=0;
		for (var i=0; i<document.anchors.length; i++) {
			if (document.anchors[i].name==anchorname) { found=1; break; }
			}
		if (found==0) {
			coordinates.x=0; coordinates.y=0; return coordinates;
			}
		x=document.anchors[i].x;
		y=document.anchors[i].y;
		}
	else {
		coordinates.x=0; coordinates.y=0; return coordinates;
		}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
	}

function getAnchorWindowPosition(anchorname) {
	var coordinates=getAnchorPosition(anchorname);
	var x=0;
	var y=0;
	if (document.getElementById) {
		if (isNaN(window.screenX)) {
			x=coordinates.x-document.body.scrollLeft+window.screenLeft;
			y=coordinates.y-document.body.scrollTop+window.screenTop;
			}
		else {
			x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
			y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
			}
		}
	else if (document.all) {
		x=coordinates.x-document.body.scrollLeft+window.screenLeft;
		y=coordinates.y-document.body.scrollTop+window.screenTop;
		}
	else if (document.layers) {
		x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
		y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
		}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
	}

function AnchorPosition_getPageOffsetLeft (el) {
	var ol=el.offsetLeft;
	while ((el=el.offsetParent) != null) { ol += el.offsetLeft; }
	return ol;
	}
function AnchorPosition_getWindowOffsetLeft (el) {
	return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;
	}	
function AnchorPosition_getPageOffsetTop (el) {
	var ot=el.offsetTop;
	while((el=el.offsetParent) != null) { ot += el.offsetTop; }
	return ot;
	}
function AnchorPosition_getWindowOffsetTop (el) {
	return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;
	}


var MONTH_NAMES=new Array('فروردين','ارديبهشت','خرداد','تير','مرداد','شهريور','مهر','آبان','آذر','دي','بهمن','اسفند','فرو','ارد','خرد','تير','مرد','شهر','مهر','آبا','آذر','دي','بهم','اسف');
var DAY_NAMES=new Array('يک شنبه','دو شنبه','سه شنبه','چهار شنبه','پنج شنبه','جمعه','شنبه','يک','دو','سه','چه','پن','جم','شن');

function LZ(x) {return(x<0||x>9?"":"0")+x;}

function isDate(val,format) {
	var date=getDateFromFormat(val,format);
	if (date==0) { return false; }
	return true;
	}

function compareDates(date1,dateformat1,date2,dateformat2) {
	var d1=getDateFromFormat(date1,dateformat1);
	var d2=getDateFromFormat(date2,dateformat2);
	if (d1==0 || d2==0) {
		return -1;
		}
	else if (d1 > d2) {
		return 1;
		}
	return 0;
	}

function formatDate(date,format) {
	format=format+"";
	var result="";
	var i_format=0;
	var c="";
	var token="";
	var y=getJalaliYear(date)+"";
	var M=getJalaliMonth(date);
	var d=getJalaliDate(date);
	var E=date.getDay();
	var H=date.getHours();
	var m=date.getMinutes();
	var s=date.getSeconds();
	var yyyy,yy,MMM,MM,dd,hh,h,mm,ss,ampm,HH,H,KK,K,kk,k;
	var value=new Object();
	if (y.length < 4) {y=""+(y-0+1900);}
	value["y"]=""+y;
	value["yyyy"]=y;
	value["yy"]=y.substring(2,4);
	value["M"]=M;
	value["MM"]=LZ(M);
	value["MMM"]=MONTH_NAMES[M-1];
	value["NNN"]=MONTH_NAMES[M+11];
	value["d"]=d;
	value["dd"]=LZ(d);
	value["E"]=DAY_NAMES[E+7];
	value["EE"]=DAY_NAMES[E];
	value["H"]=H;
	value["HH"]=LZ(H);
	if (H==0){value["h"]=12;}
	else if (H>12){value["h"]=H-12;}
	else {value["h"]=H;}
	value["hh"]=LZ(value["h"]);
	if (H>11){value["K"]=H-12;} else {value["K"]=H;}
	value["k"]=H+1;
	value["KK"]=LZ(value["K"]);
	value["kk"]=LZ(value["k"]);
	if (H > 11) { value["a"]="PM"; }
	else { value["a"]="AM"; }
	value["m"]=m;
	value["mm"]=LZ(m);
	value["s"]=s;
	value["ss"]=LZ(s);
	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		if (value[token] != null) { result=result + value[token]; }
		else { result=result + token; }
		}
	return result;
	}
	
function _isInteger(val) {
	var digits="1234567890";
	for (var i=0; i < val.length; i++) {
		if (digits.indexOf(val.charAt(i))==-1) { return false; }
		}
	return true;
	}
function _getInt(str,i,minlength,maxlength) {
	for (var x=maxlength; x>=minlength; x--) {
		var token=str.substring(i,i+x);
		if (token.length < minlength) { return null; }
		if (_isInteger(token)) { return token; }
		}
	return null;
	}
	
function getDateFromFormat(val,format) {
	val=val+"";
	format=format+"";
	var i_val=0;
	var i_format=0;
	var c="";
	var token="";
	var token2="";
	var x,y;
	var now=new Date();
	var year=getJalaliYear(now);
	var month=getJalaliMonth(now);
	var date=1;
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";
	
	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}

		if (token=="yyyy" || token=="yy" || token=="y") {
			if (token=="yyyy") { x=4;y=4; }
			if (token=="yy")   { x=2;y=2; }
			if (token=="y")    { x=2;y=4; }
			year=_getInt(val,i_val,x,y);
			if (year==null) { return 0; }
			i_val += year.length;
			if (year.length==2) {
				if (year > 70) { year=1900+(year-0); }
				else { year=2000+(year-0); }
				}
			}
		else if (token=="MMM"||token=="NNN"){
			month=0;
			for (var i=0; i<MONTH_NAMES.length; i++) {
				var month_name=MONTH_NAMES[i];
				if (val.substring(i_val,i_val+month_name.length).toLowerCase()==month_name.toLowerCase()) {
					if (token=="MMM"||(token=="NNN"&&i>11)) {
						month=i+1;
						if (month>12) { month -= 12; }
						i_val += month_name.length;
						break;
						}
					}
				}
			if ((month < 1)||(month>12)){return 0;}
			}
		else if (token=="EE"||token=="E"){
			for (var i=0; i<DAY_NAMES.length; i++) {
				var day_name=DAY_NAMES[i];
				if (val.substring(i_val,i_val+day_name.length).toLowerCase()==day_name.toLowerCase()) {
					i_val += day_name.length;
					break;
					}
				}
			}
		else if (token=="MM"||token=="M") {
			month=_getInt(val,i_val,token.length,2);
			if(month==null||(month<1)||(month>12)){return 0;}
			i_val+=month.length;}
		else if (token=="dd"||token=="d") {
			date=_getInt(val,i_val,token.length,2);
			if(date==null||(date<1)||(date>31)){return 0;}
			i_val+=date.length;}
		else if (token=="hh"||token=="h") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>12)){return 0;}
			i_val+=hh.length;}
		else if (token=="HH"||token=="H") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>23)){return 0;}
			i_val+=hh.length;}
		else if (token=="KK"||token=="K") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>11)){return 0;}
			i_val+=hh.length;}
		else if (token=="kk"||token=="k") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>24)){return 0;}
			i_val+=hh.length;hh--;}
		else if (token=="mm"||token=="m") {
			mm=_getInt(val,i_val,token.length,2);
			if(mm==null||(mm<0)||(mm>59)){return 0;}
			i_val+=mm.length;}
		else if (token=="ss"||token=="s") {
			ss=_getInt(val,i_val,token.length,2);
			if(ss==null||(ss<0)||(ss>59)){return 0;}
			i_val+=ss.length;}
		else if (token=="a") {
			if (val.substring(i_val,i_val+2).toLowerCase()=="am") {ampm="AM";}
			else if (val.substring(i_val,i_val+2).toLowerCase()=="pm") {ampm="PM";}
			else {return 0;}
			i_val+=2;}
		else {
			if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
			else {i_val+=token.length;}
			}
		}
	if (i_val != val.length) { return 0; }
	if (month==2) {
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { 
			if (date > 29){ return 0; }
			}
		else { if (date > 28) { return 0; } }
		}
	if ((month==4)||(month==6)||(month==9)||(month==11)) {
		if (date > 30) { return 0; }
		}
	if (hh<12 && ampm=="PM") { hh=hh-0+12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }

    var newdate;
    newdate = jalali_to_gregorian(year, month, date);
	return newdate.getTime();
	}

function parseDate(val) {
	var preferEuro=(arguments.length==2)?arguments[1]:false;
	generalFormats=new Array('y-M-d','MMM d, y','MMM d,y','y-MMM-d','d-MMM-y','MMM d');
	monthFirst=new Array('M/d/y','M-d-y','M.d.y','MMM-d','M/d','M-d');
	dateFirst =new Array('d/M/y','d-M-y','d.M.y','d-MMM','d/M','d-M');
	var checkList=new Array('generalFormats',preferEuro?'dateFirst':'monthFirst',preferEuro?'monthFirst':'dateFirst');
	var d=null;
	for (var i=0; i<checkList.length; i++) {
		var l=window[checkList[i]];
		for (var j=0; j<l.length; j++) {
			d=getDateFromFormat(val,l[j]);
			if (d!=0) { return new Date(d); }
			}
		}
	return null;
	}

function PopupWindow_getXYPosition(anchorname) {
	var coordinates;
	if (this.type == "WINDOW") {
		coordinates = getAnchorWindowPosition(anchorname);
		}
	else {
		coordinates = getAnchorPosition(anchorname);
		}
	this.x = coordinates.x;
	this.y = coordinates.y;
	}
function PopupWindow_setSize(width,height) {
	this.width = width;
	this.height = height;
	}
function PopupWindow_populate(contents) {
	this.contents = contents;
	this.populated = false;
	}
function PopupWindow_setUrl(url) {
	this.url = url;
	}
function PopupWindow_setWindowProperties(props) {
	this.windowProperties = props;
	}
function PopupWindow_refresh() {
	if (this.divName != null) {
		if (this.use_gebi) {
			document.getElementById(this.divName).innerHTML = this.contents;
			}
		else if (this.use_css) { 
			document.all[this.divName].innerHTML = this.contents;
			}
		else if (this.use_layers) { 
			var d = document.layers[this.divName]; 
			d.document.open();
			d.document.writeln(this.contents);
			d.document.close();
			}
		}
	else {
		if (this.popupWindow != null && !this.popupWindow.closed) {
			if (this.url!="") {
				this.popupWindow.location.href=this.url;
				}
			else {
				this.popupWindow.document.open();
				this.popupWindow.document.writeln(this.contents);
				this.popupWindow.document.close();
			}
			this.popupWindow.focus();
			}
		}
	}
function PopupWindow_showPopup(anchorname) {
	this.getXYPosition(window.CP_targetInput.id);
	this.x += this.offsetX;
	this.y += this.offsetY;
	if (!this.populated && (this.contents != "")) {
		this.populated = true;
		this.refresh();
		}
	if (this.divName != null) {
		if (is_ie) {	
			var menuarea = {
				"L" : this.x,
				"T" : this.y,
				"R" : this.x + document.getElementById(this.divName).offsetWidth,
				"B" : this.y + document.getElementById(this.divName).offsetHeight
			};	
			var selects = document.getElementsByTagName("select");
			for (var i = 0; i < selects.length; i++) {
				if (menu_overlap(selects[i], menuarea)) {
					selects[i].style.visibility = "hidden";
				}
			}
		}
		if (this.use_gebi) {
			document.getElementById(this.divName).style.left = this.x + "px";
			document.getElementById(this.divName).style.top = this.y + "px";
			document.getElementById(this.divName).style.visibility = "visible";
			document.getElementById(this.divName+'_iframe').style.left = this.x + "px";
			document.getElementById(this.divName+'_iframe').style.top = this.y + "px";
			document.getElementById(this.divName+'_iframe').style.visibility = "visible";
			}
		else if (this.use_css) {
			document.all[this.divName].style.left = this.x;
			document.all[this.divName].style.top = this.y;
			document.all[this.divName].style.visibility = "visible";			
			document.all[this.divName+'_iframe'].style.left = this.x;
			document.all[this.divName+'_iframe'].style.top = this.y;
			document.all[this.divName+'_iframe'].style.visibility = "visible";
			}
		else if (this.use_layers) {
			document.layers[this.divName].left = this.x;
			document.layers[this.divName].top = this.y;
			document.layers[this.divName].visibility = "visible";
			document.layers[this.divName+'_iframe'].left = this.x;
			document.layers[this.divName+'_iframe'].top = this.y;
			document.layers[this.divName+'_iframe'].visibility = "visible";
			
			}
		}
	else {
		if (this.popupWindow == null || this.popupWindow.closed) {
			if (this.x<0) { this.x=0; }
			if (this.y<0) { this.y=0; }
			if (screen && screen.availHeight) {
				if ((this.y + this.height) > screen.availHeight) {
					this.y = screen.availHeight - this.height;
					}
				}
			if (screen && screen.availWidth) {
				if ((this.x + this.width) > screen.availWidth) {
					this.x = screen.availWidth - this.width;
					}
				}
			var avoidAboutBlank = window.opera || ( document.layers && !navigator.mimeTypes['*'] ) || navigator.vendor == 'KDE' || ( document.childNodes && !document.all && !navigator.taintEnabled );
					
			this.popupWindow = window.open(avoidAboutBlank?"":"about:blank","window_"+anchorname,this.windowProperties+",width="+this.width+",height="+this.height+",left="+(this.x+document.getElementById(window.CP_targetInput.id).offsetWidth)+",top="+this.y+"");
			}
				
		this.refresh();
		}
	}
function PopupWindow_hidePopup() {
	var div_old_visibility;
	
	if (this.divName != null) {
		if (this.use_gebi) {
			div_old_visibility = document.getElementById(this.divName).style.visibility;
			document.getElementById(this.divName).style.visibility = "hidden";
			document.getElementById(this.divName+'_iframe').style.visibility = "hidden";			
			}
		else if (this.use_css) {
			div_old_visibility = document.all[this.divName].style.visibility;
			document.all[this.divName].style.visibility = "hidden";
			document.all[this.divName+'_iframe'].style.visibility = "hidden";
			}
		else if (this.use_layers) {
			div_old_visibility = document.layers[this.divName].visibility;
			document.layers[this.divName].visibility = "hidden";
			document.layers[this.divName+'_iframe'].visibility = "hidden";
			}
		if (is_ie) {
			var selects = document.getElementsByTagName("select");
			for (var i = 0; i < selects.length; i++) {
				selects[i].style.visibility = "visible";
			}
		}
	}
	else {
		if (this.popupWindow && !this.popupWindow.closed) {
			this.popupWindow.close();
			this.popupWindow = null;
			}
		}
	}
function PopupWindow_isClicked(e) {
	if (this.divName != null) {
		if (this.use_layers) {
			var clickX = e.pageX;
			var clickY = e.pageY;
			var t = document.layers[this.divName];
			if ((clickX > t.left) && (clickX < t.left+t.clip.width) && (clickY > t.top) && (clickY < t.top+t.clip.height)) {
				return true;
				}
			else { return false; }
			}
		else if (document.all) { 
			var t = window.event.srcElement;
			while (t.parentElement != null) {
				if (t.id==this.divName) {
					return true;
					}
				t = t.parentElement;
				}
			return false;
			}
		else if (this.use_gebi && e) {
			var t = e.originalTarget;
			while (t.parentNode != null) {
				if (t.id==this.divName) {
					return true;
					}
				t = t.parentNode;
				}
			return false;
			}
		return false;
		}
	return false;
	}

function PopupWindow_hideIfNotClicked(e) {
	if (this.autoHideEnabled && !this.isClicked(e)) {
		this.hidePopup();
		}
	}

function PopupWindow_autoHide() {
	this.autoHideEnabled = true;
	}

function PopupWindow_hidePopupWindows(e) {
	for (var i=0; i<popupWindowObjects.length; i++) {
		if (popupWindowObjects[i] != null) {
			var p = popupWindowObjects[i];
			p.hideIfNotClicked(e);
			}
		}
	}

function PopupWindow_attachListener() {
	if (document.layers) {
		document.captureEvents(Event.MOUSEUP);
		}
	window.popupWindowOldEventListener = document.onmouseup;
	if (window.popupWindowOldEventListener != null) {
		document.onmouseup = new Function("window.popupWindowOldEventListener(); PopupWindow_hidePopupWindows();");
		}
	else {
		document.onmouseup = PopupWindow_hidePopupWindows;
		}
	}
function PopupWindow() {
	if (!window.popupWindowIndex) { window.popupWindowIndex = 0; }
	if (!window.popupWindowObjects) { window.popupWindowObjects = new Array(); }
	if (!window.listenerAttached) {
		window.listenerAttached = true;
		PopupWindow_attachListener();
		}
	this.index = popupWindowIndex++;
	popupWindowObjects[this.index] = this;
	this.divName = null;
	this.popupWindow = null;
	this.width=0;
	this.height=0;
	this.populated = false;
	this.visible = false;
	this.autoHideEnabled = false;
	this.dir="rtl";
	this.contents = "";
	this.url="";
	this.windowProperties="toolbar=no,location=no,status=no,menubar=no,scrollbars=auto,alwaysRaised,dependent,titlebar=no";
	if (arguments.length>0) {
		this.type="DIV";
		this.divName = arguments[0];
		}
	else {
		this.type="WINDOW";
		}
	this.use_gebi = false;
	this.use_css = false;
	this.use_layers = false;
	if (document.getElementById) { this.use_gebi = true; }
	else if (document.all) { this.use_css = true; }
	else if (document.layers) { this.use_layers = true; }
	else { this.type = "WINDOW"; }
	this.offsetX = 0;
	this.offsetY = 0;
	this.getXYPosition = PopupWindow_getXYPosition;
	this.populate = PopupWindow_populate;
	this.setUrl = PopupWindow_setUrl;
	this.setWindowProperties = PopupWindow_setWindowProperties;
	this.refresh = PopupWindow_refresh;
	this.showPopup = PopupWindow_showPopup;
	this.hidePopup = PopupWindow_hidePopup;
	this.setSize = PopupWindow_setSize;
	this.isClicked = PopupWindow_isClicked;
	this.autoHide = PopupWindow_autoHide;
	this.hideIfNotClicked = PopupWindow_hideIfNotClicked;
	}

function CalendarPopup() {
	var c;
	if (arguments.length>0) {
		c = new PopupWindow(arguments[0]);
		}
	else {
		c = new PopupWindow();
		c.setSize(150,145);
		}
	c.offsetX = -152;
	c.offsetY = 25;
	c.autoHide();
	c.monthNames = new Array("فروردين","ارديبهشت","خرداد","تير","مرداد","شهريور","مهر","آبان","آذر","دي","بهمن","اسفند");
	c.monthAbbreviations = new Array("فرو","ارد","خرد","تير","مرد","شهر","مهر","آبا","آذر","دي","بهم","اسف");
	c.dayHeaders = new Array("ي","د","س","چ","پ","ج","ش");
	c.returnFunction = "CP_tmpReturnFunction";
	c.returnMonthFunction = "CP_tmpReturnMonthFunction";
	c.returnQuarterFunction = "CP_tmpReturnQuarterFunction";
	c.returnYearFunction = "CP_tmpReturnYearFunction";
	c.weekStartDay = 6;
	c.isShowYearNavigation = false;
	c.displayType = "date";
	c.disabledWeekDays = new Object();
	c.disabledDatesExpression = "";
	c.yearSelectStartOffset = 2;
	c.currentDate = null;
	c.todayText="امروز";
	c.cssPrefix="";
	c.stylePath="";
	c.isShowNavigationDropdowns=false;
	c.isShowYearNavigationInput=false;
	window.CP_calendarObject = null;
	window.CP_targetInput = null;
	window.CP_dateFormat = "yyyy/MM/dd";
	c.copyMonthNamesToWindow = CP_copyMonthNamesToWindow;
	c.setReturnFunction = CP_setReturnFunction;
	c.setReturnMonthFunction = CP_setReturnMonthFunction;
	c.setReturnQuarterFunction = CP_setReturnQuarterFunction;
	c.setReturnYearFunction = CP_setReturnYearFunction;
	c.setMonthNames = CP_setMonthNames;
	c.setMonthAbbreviations = CP_setMonthAbbreviations;
	c.setDayHeaders = CP_setDayHeaders;
	c.setWeekStartDay = CP_setWeekStartDay;
	c.setDisplayType = CP_setDisplayType;
	c.setDisabledWeekDays = CP_setDisabledWeekDays;
	c.addDisabledDates = CP_addDisabledDates;
	c.setYearSelectStartOffset = CP_setYearSelectStartOffset;
	c.setTodayText = CP_setTodayText;
	c.showYearNavigation = CP_showYearNavigation;
	c.showCalendar = CP_showCalendar;
	c.hideCalendar = CP_hideCalendar;
	c.refreshCalendar = CP_refreshCalendar;
	c.getCalendar = CP_getCalendar;
	c.select = CP_select;
	c.setCssPrefix = CP_setCssPrefix;
	c.showNavigationDropdowns = CP_showNavigationDropdowns;
	c.showYearNavigationInput = CP_showYearNavigationInput;
	c.copyMonthNamesToWindow();
	return c;
	}
function CP_copyMonthNamesToWindow() {
	if (typeof(window.MONTH_NAMES)!="undefined" && window.MONTH_NAMES!=null) {
		window.MONTH_NAMES = new Array();
		for (var i=0; i<this.monthNames.length; i++) {
			window.MONTH_NAMES[window.MONTH_NAMES.length] = this.monthNames[i];
		}
		for (var i=0; i<this.monthAbbreviations.length; i++) {
			window.MONTH_NAMES[window.MONTH_NAMES.length] = this.monthAbbreviations[i];
		}
	}
}

function CP_tmpReturnFunction(y,m,d) { 
	if (window.CP_targetInput!=null) {
		var dt = jalali_to_gregorian(y,m,d);
		if (window.CP_calendarObject!=null) { window.CP_calendarObject.copyMonthNamesToWindow(); }
		window.CP_targetInput.value = formatDate(dt,window.CP_dateFormat);
		window.CP_targetInput.focus();
		}
	else {
		alert('Use setReturnFunction() to define which function will get the clicked results!'); 
		}
	}
function CP_tmpReturnMonthFunction(y,m) { 
	alert('Use setReturnMonthFunction() to define which function will get the clicked results!\nYou clicked: year='+y+' , month='+m); 
	}
function CP_tmpReturnQuarterFunction(y,q) { 
	alert('Use setReturnQuarterFunction() to define which function will get the clicked results!\nYou clicked: year='+y+' , quarter='+q); 
	}
function CP_tmpReturnYearFunction(y) { 
	alert('Use setReturnYearFunction() to define which function will get the clicked results!\nYou clicked: year='+y); 
	}


function CP_setReturnFunction(name) { this.returnFunction = name; }
function CP_setReturnMonthFunction(name) { this.returnMonthFunction = name; }
function CP_setReturnQuarterFunction(name) { this.returnQuarterFunction = name; }
function CP_setReturnYearFunction(name) { this.returnYearFunction = name; }


function CP_setMonthNames() {
	for (var i=0; i<arguments.length; i++) { this.monthNames[i] = arguments[i]; }
	this.copyMonthNamesToWindow();
	}

function CP_setMonthAbbreviations() {
	for (var i=0; i<arguments.length; i++) { this.monthAbbreviations[i] = arguments[i]; }
	this.copyMonthNamesToWindow();
	}

function CP_setDayHeaders() {
	for (var i=0; i<arguments.length; i++) { this.dayHeaders[i] = arguments[i]; }
	}

function CP_setWeekStartDay(day) { this.weekStartDay = day; }

function CP_showYearNavigation() { this.isShowYearNavigation = (arguments.length>0)?arguments[0]:true; }

function CP_setDisplayType(type) {
	if (type!="date"&&type!="week-end"&&type!="month"&&type!="quarter"&&type!="year") { alert("Invalid display type! Must be one of: date,week-end,month,quarter,year"); return false; }
	this.displayType=type;
	}

function CP_setYearSelectStartOffset(num) { this.yearSelectStartOffset=num; }

function CP_setDisabledWeekDays() {
	this.disabledWeekDays = new Object();
	for (var i=0; i<arguments.length; i++) { this.disabledWeekDays[arguments[i]] = true; }
	}
	
function CP_addDisabledDates(start, end) {
	if (arguments.length==1) { end=start; }
	if (start==null && end==null) { return; }
	if (this.disabledDatesExpression!="") { this.disabledDatesExpression+= "||"; }
	if (start!=null) { start = parseDate(start); start=""+getJalaliYear(start)+LZ(getJalaliMonth(start))+LZ(getJalaliDate(start));}
	if (end!=null) { end=parseDate(end); end=""+getJalaliYear(end)+LZ(getJalaliMonth(end))+LZ(getJalaliDate(end));}
	if (start==null) { this.disabledDatesExpression+="(ds<="+end+")"; }
	else if (end  ==null) { this.disabledDatesExpression+="(ds>="+start+")"; }
	else { this.disabledDatesExpression+="(ds>="+start+"&&ds<="+end+")"; }
	}
	
function CP_setTodayText(text) {
	this.todayText = text;
	}

function CP_setCssPrefix(val) { 
	this.cssPrefix = val; 
	}

function CP_showNavigationDropdowns() { this.isShowNavigationDropdowns = (arguments.length>0)?arguments[0]:true; }

function CP_showYearNavigationInput() { this.isShowYearNavigationInput = (arguments.length>0)?arguments[0]:true; }

function CP_hideCalendar() {
	if (arguments.length > 0) { window.popupWindowObjects[arguments[0]].hidePopup(); }
	else { this.hidePopup(); }
	}

function CP_refreshCalendar(index) {
	var calObject = window.popupWindowObjects[index];
	if (arguments.length>1) { 
		calObject.populate(calObject.getCalendar(arguments[1],arguments[2],arguments[3],arguments[4],arguments[5]));
		}
	else {
		calObject.populate(calObject.getCalendar());
		}
	calObject.refresh();
	}

function CP_showCalendar(anchorname) {
	if (arguments.length>1) {
		if (arguments[1]==null||arguments[1]=="") {
			this.currentDate=new Date();
			}
		else {
			this.currentDate=new Date(parseDate(arguments[1]));
			}
		}
	this.populate(this.getCalendar());
	this.showPopup(anchorname);
	}

function CP_select(inputobj, linkname, format) {
	var selectedDate=(arguments.length>3)?arguments[3]:null;
	if (!window.getDateFromFormat) {
		alert("calendar.select: To use this method you must also include 'date.js' for date formatting");
		return;
		}
	if (this.displayType!="date"&&this.displayType!="week-end") {
		alert("calendar.select: This function can only be used with displayType 'date' or 'week-end'");
		return;
		}
	if (inputobj.type!="text" && inputobj.type!="hidden" && inputobj.type!="textarea") { 
		alert("calendar.select: Input object passed is not a valid form input object"); 
		window.CP_targetInput=null;
		return;
		}
	if (inputobj.disabled) { return; } 
	window.CP_targetInput = inputobj;
	window.CP_calendarObject = this;
	this.currentDate=null;
	var time=0;
	if (selectedDate!=null) {
		time = getDateFromFormat(selectedDate,format)
		}
	else if (inputobj.value!="") {
		time = getDateFromFormat(inputobj.value,format);
		}
	if (selectedDate!=null || inputobj.value!="") {
		if (time==0) { this.currentDate=null; }
		else { this.currentDate=new Date(time); }
		}
	window.CP_dateFormat = format;
	this.showCalendar(linkname);
	}
	
function CP_getCalendar() {
	alertOff();
	
	var now = new Date();
	if (this.type == "WINDOW") { var windowref = "window.opener."; }
	else { var windowref = ""; }
	var result = "";
	if (this.type == "WINDOW") {
		result += "<HTML><HEAD><TITLE>انتخاب تاريخ</TITLE><link href=\""+this.stylePath+"\" rel=\"stylesheet\" type=\"text/css\"></HEAD><BODY MARGINWIDTH=0 MARGINHEIGHT=0 TOPMARGIN=0 RIGHTMARGIN=0 LEFTMARGIN=0>\n";
		result += '<CENTER><TABLE WIDTH=100% BORDER=0 BORDERWIDTH=0 CELLSPACING=0 CELLPADDING=0 >\n';
		}
	else {
		result += '<TABLE CLASS="'+this.cssPrefix+'cpBorder" WIDTH=144 BORDER=1 BORDERWIDTH=1 CELLSPACING=0 CELLPADDING=1 >\n';
		result += '<TR><TD ALIGN=CENTER>\n';
		result += '<CENTER>\n';
		}
	if (this.displayType=="date" || this.displayType=="week-end") {
		if (this.currentDate==null) { this.currentDate = now; }

		if (arguments.length > 0)
		    var month = arguments[0];
		else
		    var month = getJalaliMonth(this.currentDate);

		if (arguments.length > 1 && arguments[1]>0 && arguments[1]-0==arguments[1])
		    var year = arguments[1];
		else 
		    var year = getJalaliYear(this.currentDate);
		    
		var daysinmonth= new Array(0,31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
		
		if ( isJalaliLeapYear(year) )
			daysinmonth[12] = 30;

		var current_month;
        current_month = jalali_to_gregorian(year, month, 1);
			
		var display_year = year;
		var display_month = month;
		var display_date = 1;
		var weekday= current_month.getDay();
		var offset = 0;
		
		offset = (weekday >= this.weekStartDay) ? weekday-this.weekStartDay : 7-this.weekStartDay+weekday ;
		if (offset > 0) {
			display_month--;
			if (display_month < 1) { display_month = 12; display_year--; }
			display_date = daysinmonth[display_month]-offset+1;
			}
		var next_month = month+1;
		var next_month_year = year;
		if (next_month > 12) { next_month=1; next_month_year++; }
		var last_month = month-1;
		var last_month_year = year;
		if (last_month < 1) { last_month=12; last_month_year--; }
		var date_class;
		if (this.type!="WINDOW") {
			result += "<TABLE WIDTH=144 BORDER=0 BORDERWIDTH=0 CELLSPACING=0 CELLPADDING=0>";
			}
		result += '<TR>\n';
		var refresh = windowref+'CP_refreshCalendar';
		var refreshLink = 'javascript:' + refresh;
		if (this.isShowNavigationDropdowns) {			
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation">';
				result +='<a title="ماه قبل" alt="ماه قبل" CLASS="'+this.cssPrefix+'cpMonthNavigation" href="javascript:'+refresh+'('+this.index+','+last_month+','+last_month_year+');"><img src="'+ sisIMAGEPATH +'datepicker/pm.gif" border=0></a></TD>';
				
				result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation" rowspan="2">'+ this.monthNames[month-1] +year+'</TD>';
				
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation">&nbsp;'
				result +='<a title="ماه بعد" alt="ماه بعد" CLASS="'+this.cssPrefix+'cpMonthNavigation" href="javascript:'+refresh+'('+this.index+','+next_month+','+next_month_year+');"><img src="'+ sisIMAGEPATH +'datepicker/nm.gif" border=0></a></TD>';				
				result +='<TR>';
				result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation">';
				result +='<a title="سال قبل" alt="سال قبل" CLASS="'+this.cssPrefix+'cpYearNavigation" href="javascript:'+refresh+'('+this.index+','+month+','+(year-1)+');" ><img src="'+ sisIMAGEPATH +'datepicker/py.gif" border=0></a></TD>';
				result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation">&nbsp;'
				result +='<a title="سال بعد" alt="سال بعد" CLASS="'+this.cssPrefix+'cpYearNavigation" href="javascript:'+refresh+'('+this.index+','+month+','+(year+1)+');"><img src="'+ sisIMAGEPATH +'datepicker/ny.gif" border=0></a></TD>';	
				result +='</TR>'			
			}
		else {
			if (this.isShowYearNavigation) {
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="10"><A CLASS="'+this.cssPrefix+'cpMonthNavigation" HREF="'+refreshLink+'('+this.index+','+last_month+','+last_month_year+');">&lt;</A></TD>';
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="58"><SPAN CLASS="'+this.cssPrefix+'cpMonthNavigation">'+this.monthNames[month-1]+'</SPAN></TD>';
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="10"><A CLASS="'+this.cssPrefix+'cpMonthNavigation" HREF="'+refreshLink+'('+this.index+','+next_month+','+next_month_year+');">&gt;</A></TD>';
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="10">&nbsp;</TD>';

				result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="10"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="'+refreshLink+'('+this.index+','+month+','+(year-1)+');">&lt;</A></TD>';
				if (this.isShowYearNavigationInput) {
					result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="36"><INPUT NAME="cpYear" CLASS="'+this.cssPrefix+'cpYearNavigation" SIZE="4" MAXLENGTH="4" VALUE="'+year+'" onBlur="'+refresh+'('+this.index+','+month+',this.value-0);"></TD>';
					}
				else {
					result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="36"><SPAN CLASS="'+this.cssPrefix+'cpYearNavigation">'+year+'</SPAN></TD>';
					}
				result += '<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="10"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="'+refreshLink+'('+this.index+','+month+','+(year+1)+');">&gt;</A></TD>';
				}
			else {
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="22"><A CLASS="'+this.cssPrefix+'cpMonthNavigation" HREF="'+refreshLink+'('+this.index+','+last_month+','+last_month_year+');">&lt;&lt;</A></TD>\n';
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="100"><SPAN CLASS="'+this.cssPrefix+'cpMonthNavigation">'+this.monthNames[month-1]+' '+year+'</SPAN></TD>\n';
				result += '<TD CLASS="'+this.cssPrefix+'cpMonthNavigation" WIDTH="22"><A CLASS="'+this.cssPrefix+'cpMonthNavigation" HREF="'+refreshLink+'('+this.index+','+next_month+','+next_month_year+');">&gt;&gt;</A></TD>\n';
				}
			}
		result += '</TR></TABLE>\n';
		result += '<TABLE WIDTH=120 BORDER=0 CELLSPACING=0 CELLPADDING=1 ALIGN=CENTER dir='+this.dir+'>\n';
		result += '<TR>\n';
		for (var j=0; j<7; j++) {

			result += '<TD CLASS="'+this.cssPrefix+'cpDayColumnHeader" WIDTH="14%"><SPAN CLASS="'+this.cssPrefix+'cpDayColumnHeader">'+this.dayHeaders[(this.weekStartDay+j)%7]+'</TD>\n';
			}
		result += '</TR>\n';
		for (var row=1; row<=6; row++) {
			result += '<TR>\n';
			for (var col=1; col<=7; col++) {
				var disabled=false;
				if (this.disabledDatesExpression!="") {
					var ds=""+display_year+LZ(display_month)+LZ(display_date);
					eval("disabled=("+this.disabledDatesExpression+")");
					}
				var dateClass = "";
				if ((display_month == getJalaliMonth(this.currentDate)) && (display_date==getJalaliDate(this.currentDate)) && (display_year==getJalaliYear(this.currentDate))) {
						if((display_month == getJalaliMonth(now)) && (display_date==getJalaliDate(now)) && (display_year==getJalaliYear(now))){
							dateClass ="cpCurrToday";
						}
						else{
							dateClass = "cpCurrentDate";
						}
				}
				else 
					if((display_month == getJalaliMonth(now)) && (display_date==getJalaliDate(now)) && (display_year==getJalaliYear(now))){
						dateClass = "cpTodayCal";
					}
					else 
						if (display_month == month) {
							dateClass = "cpCurrentMonthDate";
						}
						else {
								dateClass = "cpOtherMonthDate";
							}
										
				if (disabled || this.disabledWeekDays[col-1]) {
					result += '	<TD CLASS="'+this.cssPrefix+dateClass+'"><SPAN CLASS="'+this.cssPrefix+dateClass+'Disabled">'+display_date+'</SPAN></TD>\n';
				}
				else {
					var selected_date = display_date;
					var selected_month = display_month;
					var selected_year = display_year;
					if (this.displayType=="week-end") {
						var d;
						d = jalali_to_gregorian(selected_year, selected_month, selected_date);
						d.setDate(d.getDate() + (7-col));
						selected_year = getJalaliYear(d);
						selected_month = getJalaliMonth(d);
						selected_date = getJalaliDate(d);
						}
					result += '	<TD CLASS="'+this.cssPrefix+dateClass+'"><A HREF="javascript:'+windowref+this.returnFunction+'('+selected_year+','+selected_month+','+selected_date+');'+windowref+'CP_hideCalendar(\''+this.index+'\');" CLASS="'+this.cssPrefix+dateClass+'">'+display_date+'</A></TD>\n';
					}
				display_date++;
				if (display_date > daysinmonth[display_month]) {
					display_date=1;
					display_month++;
					}
				if (display_month > 12) {
					display_month=1;
					display_year++;
					}
				}
			result += '</TR>';
			}
		var current_weekday = now.getDay() - this.weekStartDay;
		if (current_weekday < 0) {
			current_weekday += 7;
			}
		result += '<TR>\n';
		result += '	<TD COLSPAN=7 ALIGN=CENTER CLASS="'+this.cssPrefix+'cpTodayText">\n';
		if (this.disabledDatesExpression!="") {
			var ds=""+getJalaliYear(now)+LZ(getJalaliMonth(now))+LZ(getJalaliDate(now));
			eval("disabled=("+this.disabledDatesExpression+")");
			}
		if (disabled || this.disabledWeekDays[current_weekday+1]) {
			result += '		<SPAN CLASS="'+this.cssPrefix+'cpTodayTextDisabled">'+this.todayText+'</SPAN>\n';
			}
		else {
			result += '		<A CLASS="'+this.cssPrefix+'cpTodayText" HREF="javascript:'+windowref+this.returnFunction+'(\''+getJalaliYear(now)+'\',\''+(getJalaliMonth(now))+'\',\''+getJalaliDate(now)+'\');'+windowref+'CP_hideCalendar(\''+this.index+'\');">'+this.todayText+'</A>\n';
			}
		result += '		<BR>\n';
		result += '	</TD></TR></TABLE></CENTER></TD></TR></TABLE>\n';
	}

	if (this.displayType=="month" || this.displayType=="quarter" || this.displayType=="year") {
		if (arguments.length > 0) { var year = arguments[0]; }
		else { 
			if (this.displayType=="year") {	var year = getJalaliYear(now)-this.yearSelectStartOffset; }
			else { var year = getJalaliYear(now); }
			}
		if (this.displayType!="year" && this.isShowYearNavigation) {
			result += "<TABLE WIDTH=144 BORDER=0 BORDERWIDTH=0 CELLSPACING=0 CELLPADDING=0>";
			result += '<TR>\n';
			result += '	<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="22"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="javascript:'+windowref+'CP_refreshCalendar('+this.index+','+(year-1)+');">&lt;&lt;</A></TD>\n';
			result += '	<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="100">'+year+'</TD>\n';
			result += '	<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="22"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="javascript:'+windowref+'CP_refreshCalendar('+this.index+','+(year+1)+');">&gt;&gt;</A></TD>\n';
			result += '</TR></TABLE>\n';
			}
		}
		
	if (this.displayType=="month") {
		result += '<TABLE WIDTH=120 BORDER=0 CELLSPACING=1 CELLPADDING=0 ALIGN=CENTER>\n';
		for (var i=0; i<4; i++) {
			result += '<TR>';
			for (var j=0; j<3; j++) {
				var monthindex = ((i*3)+j);
				result += '<TD WIDTH=33% ALIGN=CENTER><A CLASS="'+this.cssPrefix+'cpText" HREF="javascript:'+windowref+this.returnMonthFunction+'('+year+','+(monthindex+1)+');'+windowref+'CP_hideCalendar(\''+this.index+'\');" CLASS="'+date_class+'">'+this.monthAbbreviations[monthindex]+'</A></TD>';
				}
			result += '</TR>';
			}
		result += '</TABLE></CENTER></TD></TR></TABLE>\n';
		}
	
	if (this.displayType=="quarter") {
		result += '<BR><TABLE WIDTH=120 BORDER=1 CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER>\n';
		for (var i=0; i<2; i++) {
			result += '<TR>';
			for (var j=0; j<2; j++) {
				var quarter = ((i*2)+j+1);
				result += '<TD WIDTH=50% ALIGN=CENTER><BR><A CLASS="'+this.cssPrefix+'cpText" HREF="javascript:'+windowref+this.returnQuarterFunction+'('+year+','+quarter+');'+windowref+'CP_hideCalendar(\''+this.index+'\');" CLASS="'+date_class+'">'+jalaliQuarterNames[quarter]+'</A><BR><BR></TD>';
				}
			result += '</TR>';
			}
		result += '</TABLE></CENTER></TD></TR></TABLE>\n';
		}

	if (this.displayType=="year") {
		var yearColumnSize = 4;
		result += "<TABLE WIDTH=144 BORDER=0 BORDERWIDTH=0 CELLSPACING=0 CELLPADDING=0>";
		result += '<TR>\n';
		result += '	<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="50%"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="javascript:'+windowref+'CP_refreshCalendar('+this.index+','+(year-(yearColumnSize*2))+');">&lt;&lt;</A></TD>\n';
		result += '	<TD CLASS="'+this.cssPrefix+'cpYearNavigation" WIDTH="50%"><A CLASS="'+this.cssPrefix+'cpYearNavigation" HREF="javascript:'+windowref+'CP_refreshCalendar('+this.index+','+(year+(yearColumnSize*2))+');">&gt;&gt;</A></TD>\n';
		result += '</TR></TABLE>\n';
		result += '<TABLE WIDTH=120 BORDER=0 CELLSPACING=1 CELLPADDING=0 ALIGN=CENTER>\n';
		for (var i=0; i<yearColumnSize; i++) {
			for (var j=0; j<2; j++) {
				var currentyear = year+(j*yearColumnSize)+i;
				result += '<TD WIDTH=50% ALIGN=CENTER><A CLASS="'+this.cssPrefix+'cpText" HREF="javascript:'+windowref+this.returnYearFunction+'('+currentyear+');'+windowref+'CP_hideCalendar(\''+this.index+'\');" CLASS="'+date_class+'">'+currentyear+'</A></TD>';
				}
			result += '</TR>';
			}
		result += '</TABLE></CENTER></TD></TR></TABLE>\n';
		}
	if (this.type == "WINDOW") {
		result += "</BODY></HTML>\n";
		}
	return result;
	}

var g_days_in_month = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
var j_days_in_month = new Array(31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
 

function jalali_to_gregorian(j_y, j_m, j_d)
{
   var gy, gm, gd;
   var jy, jm, jd;
   var g_day_no, j_day_no;
   var leap;

   var i;

   jy = j_y-979;
   jm = j_m-1;
   jd = j_d-1;

   j_day_no = 365*jy + Math.floor(jy/33)*8 + Math.floor((jy%33+3)/4);
   for (i=0; i < jm; ++i)
      j_day_no += j_days_in_month[i];

   j_day_no += jd;

   g_day_no = j_day_no+79;

   gy = 1600 + 400*Math.floor(g_day_no/146097); /* 146097 = 365*400 + 400/4 - 400/100 + 400/400 */
   g_day_no = g_day_no % 146097;

   leap = 1;
   if (g_day_no >= 36525) /* 36525 = 365*100 + 100/4 */
   {
      g_day_no--;
      gy += 100*Math.floor(g_day_no/36524); /* 36524 = 365*100 + 100/4 - 100/100 */
      g_day_no = g_day_no % 36524;
      
      if (g_day_no >= 365)
         g_day_no++;
      else
         leap = 0;
   }

   gy += 4*Math.floor(g_day_no/1461); /* 1461 = 365*4 + 4/4 */
   g_day_no %= 1461;

   if (g_day_no >= 366) {
      leap = 0;

      g_day_no--;
      gy += Math.floor(g_day_no/365);
      g_day_no = g_day_no % 365;
   }

   for (i = 0; g_day_no >= g_days_in_month[i] + (i == 1 && leap); i++)
      g_day_no -= g_days_in_month[i] + (i == 1 && leap);
   gm = i+1;
   gd = g_day_no+1;

   return new Date(gy, gm - 1, gd);
}

function getJalaliYear(date)
{
   var gy, gm, gd;
   var jy, jm, jd;
   var g_day_no, j_day_no;
   var j_np;
 
   var i;

   gy = date.getFullYear() - 1600;
   gm = date.getMonth();
   gd = date.getDate() - 1;
 
   g_day_no = 365*gy+Math.floor((gy+3)/4)-Math.floor((gy+99)/100)+Math.floor((gy+399)/400);
   for (i=0;i<gm;++i)
      g_day_no += g_days_in_month[i];
   if (gm>1 && ((gy%4==0 && gy%100!=0) || (gy%400==0)))
      /* leap and after Feb */
      ++g_day_no;
   g_day_no += gd;
 
   j_day_no = g_day_no-79;
 
   j_np = Math.floor(j_day_no / 12053);
   j_day_no %= 12053;
 
   jy = 979+33*j_np+4*Math.floor(j_day_no/1461);
   j_day_no %= 1461;
 
   if (j_day_no >= 366) {
      jy += Math.floor((j_day_no-1)/365);
      j_day_no = (j_day_no-1)%365;
   }
 
   for (i = 0; i < 11 && j_day_no >= j_days_in_month[i]; ++i) {
      j_day_no -= j_days_in_month[i];
   }
   jm = i+1;
   jd = j_day_no+1;

   return Math.floor(jy);
}

function getJalaliMonth(date)
{
   var gy, gm, gd;
   var jy, jm, jd;
   var g_day_no, j_day_no;
   var j_np;
 
   var i;

   gy = date.getFullYear() - 1600;
   gm = date.getMonth();
   gd = date.getDate() - 1;
 
   g_day_no = 365*gy+Math.floor((gy+3)/4)-Math.floor((gy+99)/100)+Math.floor((gy+399)/400);
   for (i=0;i<gm;++i)
      g_day_no += g_days_in_month[i];
   if (gm>1 && ((gy%4==0 && gy%100!=0) || (gy%400==0)))
      /* leap and after Feb */
      ++g_day_no;
   g_day_no += gd;
 
   j_day_no = g_day_no-79;
 
   j_np = Math.floor(j_day_no / 12053);
   j_day_no %= 12053;
 
   jy = 979+33*j_np+4*Math.floor(j_day_no/1461);
   j_day_no %= 1461;
 
   if (j_day_no >= 366) {
      jy += Math.floor((j_day_no-1)/365);
      j_day_no = (j_day_no-1)%365;
   }
 
   for (i = 0; i < 11 && j_day_no >= j_days_in_month[i]; ++i) {
      j_day_no -= j_days_in_month[i];
   }
   jm = i+1;
   jd = j_day_no+1;

   return Math.floor(jm);
}

function getJalaliDate(date)
{
   var gy, gm, gd;
   var jy, jm, jd;
   var g_day_no, j_day_no;
   var j_np;
 
   var i;

   gy = date.getFullYear() - 1600;
   gm = date.getMonth();
   gd = date.getDate() - 1;
 
   g_day_no = 365*gy+Math.floor((gy+3)/4)-Math.floor((gy+99)/100)+Math.floor((gy+399)/400);
   for (i=0;i<gm;++i)
      g_day_no += g_days_in_month[i];
   if (gm>1 && ((gy%4==0 && gy%100!=0) || (gy%400==0)))
      /* leap and after Feb */
      ++g_day_no;
   g_day_no += gd;
 
   j_day_no = g_day_no-79;
 
   j_np = Math.floor(j_day_no / 12053);
   j_day_no %= 12053;
 
   jy = 979+33*j_np+4*Math.floor(j_day_no/1461);
   j_day_no %= 1461;
 
   if (j_day_no >= 366) {
      jy += Math.floor((j_day_no-1)/365);
      j_day_no = (j_day_no-1)%365;
   }
 
   for (i = 0; i < 11 && j_day_no >= j_days_in_month[i]; ++i) {
      j_day_no -= j_days_in_month[i];
   }
   jm = i+1;
   jd = j_day_no+1;

   return Math.floor(jd);
}

function isJalaliLeapYear(year)
{
    return ((year - 1210 + 1) % 33 - 1) % 4 == 0;
}

var jalaliQuarterNames = new Array("", "بهار", "تابستان", "پاييز", "زمستان");