function toggleCalendar(objname){

	var DivDisplay = document.getElementById(objname).style;

	if (DivDisplay.display  == 'none') {

	  DivDisplay.display = 'block';

	}else{

	  DivDisplay.display = 'none';

	}

}



function setValue(objname, d){

	document.getElementById(objname).value = d;



	var dp = document.getElementById(objname+"_dp").value;

	if(dp == true){

		var date_array = d.split("-");



		var inp = document.getElementById(objname+"_inp").value;

		if(inp == true){					

			document.getElementById(objname+"_day").value = padString(date_array[2].toString(), 2, "0");

;

			document.getElementById(objname+"_month").value = padString(date_array[1].toString(), 2, "0");

			document.getElementById(objname+"_year").value = padString(date_array[0].toString(), 4, "0");

		}else{

			if(date_array[0] > 0 && date_array[1] > 0 && date_array[2] > 0){			

				//update date pane

				

				var myDate = new Date();

				myDate.setFullYear(date_array[0],(date_array[1]-1),date_array[2]);

				var dateFormat = document.getElementById(objname+"_fmt").value

				

				var dateTxt = myDate.format(dateFormat);

			}else var dateTxt = "Select Date";

			

			document.getElementById("divCalendar_"+objname+"_lbl").innerHTML = dateTxt;

		}

		

		toggleCalendar('div_'+objname);

	}

}



function tc_setDay(objname, dvalue, path){

	var obj = document.getElementById(objname);

	var date_array = obj.value.split("-");

	

	//check if date is not allow to select

	if(!isDateAllow(objname, dvalue, date_array[1], date_array[0])){

		alert("This date is not allow to select");

		

		restoreDate(objname);

	}else{

		if(isDate(dvalue, date_array[1], date_array[0])){

			obj.value = date_array[0] + "-" + date_array[1] + "-" + dvalue;

			

			var obj = document.getElementById(objname+'_frame');

			

			var year_start = document.getElementById(objname+'_year_start').value;

			var year_end = document.getElementById(objname+'_year_end').value;

			var dp = document.getElementById(objname+'_dp').value;

			var smon = document.getElementById(objname+'_mon').value;

			var da1 = document.getElementById(objname+'_da1').value;

			var da2 = document.getElementById(objname+'_da2').value;

			var sna = document.getElementById(objname+'_sna').value;

			var aut = document.getElementById(objname+'_aut').value;

			var frm = document.getElementById(objname+'_frm').value;

			var tar = document.getElementById(objname+'_tar').value;

			

			obj.src = path+"calendar_form.php?objname="+objname.toString()+"&selected_day="+dvalue+"&selected_month="+date_array[1]+"&selected_year="+date_array[0]+"&year_start="+year_start+"&year_end="+year_end+"&dp="+dp+"&mon="+smon+"&da1="+da1+"&da2="+da2+"&sna="+sna+"&aut="+aut+"&frm="+frm+"&tar="+tar;

			

			obj.contentWindow.submitNow(dvalue, date_array[1], date_array[0]);

			

		}else document.getElementById(objname+"_day").selectedIndex = date_array[2];

	}

}



function tc_setMonth(objname, mvalue, path){

	var obj = document.getElementById(objname);

	var date_array = obj.value.split("-");

	

	//check if date is not allow to select

	if(!isDateAllow(objname, date_array[2], mvalue, date_array[0])){

		alert("This date is not allow to select");

		

		restoreDate(objname);

	}else{

		if(isDate(date_array[2], mvalue, date_array[0])){

			obj.value = date_array[0] + "-" + mvalue + "-" + date_array[2];

		

			var obj = document.getElementById(objname+'_frame');

			

			var year_start = document.getElementById(objname+'_year_start').value;

			var year_end = document.getElementById(objname+'_year_end').value;

			var dp = document.getElementById(objname+'_dp').value;

			var smon = document.getElementById(objname+'_mon').value;

			var da1 = document.getElementById(objname+'_da1').value;

			var da2 = document.getElementById(objname+'_da2').value;

			var sna = document.getElementById(objname+'_sna').value;

			var aut = document.getElementById(objname+'_aut').value;

			var frm = document.getElementById(objname+'_frm').value;

			var tar = document.getElementById(objname+'_tar').value;

			

			obj.src = path+"calendar_form.php?objname="+objname.toString()+"&selected_day="+date_array[2]+"&selected_month="+mvalue+"&selected_year="+date_array[0]+"&year_start="+year_start+"&year_end="+year_end+"&dp="+dp+"&mon="+smon+"&da1="+da1+"&da2="+da2+"&sna="+sna+"&aut="+aut+"&frm="+frm+"&tar="+tar;

			

			obj.contentWindow.submitNow(date_array[2], mvalue, date_array[0]);

			

		}else document.getElementById(objname+"_month").selectedIndex = date_array[1];

	}

}



function tc_setYear(objname, yvalue, path){

	var obj = document.getElementById(objname);

	var date_array = obj.value.split("-");

	

	//check if date is not allow to select

	if(!isDateAllow(objname, date_array[2], date_array[1], yvalue)){

		alert("This date is not allow to select");

		

		restoreDate(objname);

	}else{	

		if(isDate(date_array[2], date_array[1], yvalue)){

			obj.value = yvalue + "-" + date_array[1] + "-" + date_array[2];

		

			var obj = document.getElementById(objname+'_frame');

			

			var year_start = document.getElementById(objname+'_year_start').value;

			var year_end = document.getElementById(objname+'_year_end').value;

			var dp = document.getElementById(objname+'_dp').value;

			var smon = document.getElementById(objname+'_mon').value;

			var da1 = document.getElementById(objname+'_da1').value;

			var da2 = document.getElementById(objname+'_da2').value;

			var sna = document.getElementById(objname+'_sna').value;

			var aut = document.getElementById(objname+'_aut').value;

			var frm = document.getElementById(objname+'_frm').value;

			var tar = document.getElementById(objname+'_tar').value;

			

			obj.src = path+"calendar_form.php?objname="+objname.toString()+"&selected_day="+date_array[2]+"&selected_month="+date_array[1]+"&selected_year="+yvalue+"&year_start="+year_start+"&year_end="+year_end+"&dp="+dp+"&mon="+smon+"&da1="+da1+"&da2="+da2+"&sna="+sna+"&aut="+aut+"&frm="+frm+"&tar="+tar;

			

			obj.contentWindow.submitNow(date_array[2], date_array[1], yvalue);

			

		}else document.getElementById(objname+"_year").value = date_array[0];

	}

}



function yearEnter(e){

	var characterCode;

	

	if(e && e.which){ //if which property of event object is supported (NN4)

		e = e;

		characterCode = e.which; //character code is contained in NN4's which property

	}else{

		e = event;

		characterCode = e.keyCode; //character code is contained in IE's keyCode property

	}

	

	if(characterCode == 13){ 

		//if Enter is pressed, do nothing		

		return true;

	}else return false;

}





// Declaring valid date character, minimum year and maximum year

var minYear=1900;

var maxYear=2100;



function isInteger(s){

	var i;

    for (i = 0; i < s.length; i++){   

        // Check that current character is number.

        var c = s.charAt(i);

        if (((c < "0") || (c > "9"))) return false;

    }

    // All characters are numbers.

    return true;

}



function stripCharsInBag(s, bag){

	var i;

    var returnString = "";

    // Search through string's characters one by one.

    // If character is not in bag, append to returnString.

    for (i = 0; i < s.length; i++){   

        var c = s.charAt(i);

        if (bag.indexOf(c) == -1) returnString += c;

    }

    return returnString;

}



function is_leapYear(year){

	return (year % 4 == 0) ?

		!(year % 100 == 0 && year % 400 != 0)	: false;

}



function daysInMonth(month, year){

	var days = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

	return (month == 2 && is_leapYear(year)) ? 29 : days[month-1];

}

	

function DaysArray(n) {

	for (var i = 1; i <= n; i++) {

		this[i] = 31

		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}

		if (i==2) {this[i] = 29}

   } 

   return this

}



function isDate(strDay, strMonth, strYear){

/*

	//bypass check date	

	strYr=strYear

	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)

	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)

	for (var i = 1; i <= 3; i++) {

		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)

	}

	month=parseInt(strMonth)

	day=parseInt(strDay)

	year=parseInt(strYr)

	if (strMonth.length<1 || month<1 || month>12){

		alert("Please enter a valid month")

		return false

	}

	if (strDay.length<1 || day<1 || day>31 || day > daysInMonth(month, year)){

		alert("Please enter a valid day")

		return false

	}

	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){

		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)

		return false

	}*/

	return true

}



function isDateAllow(objname, strDay, strMonth, strYear){	

	var da1 = document.getElementById(objname+"_da1").value;

	var da2 = document.getElementById(objname+"_da2").value;

	

	if(parseInt(strDay)>0 && parseInt(strMonth)>0 && parseInt(strYear)>0){	

		if(da1 || da2){

			var date2Set = new Date();

			date2Set.setFullYear(parseInt(strYear), parseInt(strMonth), parseInt(strDay));

			

			if(da1 && da2){

				var da1Arr = da1.split('-', 3);			

				var da2Arr = da2.split('-', 3);

				

				var da1Date=new Date();

				da1Date.setFullYear(parseInt(da1Arr[0]),parseInt(da1Arr[1]),parseInt(da1Arr[2]));

							

				var da2Date=new Date();

				da2Date.setFullYear(parseInt(da2Arr[0]),parseInt(da2Arr[1]),parseInt(da2Arr[2]));

				

				return (date2Set>=da1Date && date2Set<=da2Date) ? true : false;

			}else if(da1){

				var da1Arr = da1.split('-', 3);			

				

				var da1Date=new Date();

				da1Date.setFullYear(da1Arr[0],da1Arr[1],da1Arr[2]);

							

				return (date2Set>=da1Date) ? true : false;

			}else{

				var da2Arr = da2.split('-', 3);			

				

				var da2Date=new Date();

				da2Date.setFullYear(da2Arr[0],da2Arr[1],da2Arr[2]);

				

				alert(date2Set);

				alert(da2Date);

				

				return (date2Set<=da2Date) ? true : false;

			}

		}else return true;

	}else return true; //always return true if date not completely set

}



function restoreDate(objname){

	//get the store value

	var storeValue = document.getElementById(objname).value;

	var storeArr = storeValue.split('-', 3);

	

	//set it

	document.getElementById(objname+'_day').value = storeArr[2];

	document.getElementById(objname+'_month').value = storeArr[1];

	document.getElementById(objname+'_year').value = storeArr[0];

}



//----------------------------------------------------------------

//javascript date format function thanks to

// http://jacwright.com/projects/javascript/date_format

//

// some modification to match the calendar script

//----------------------------------------------------------------



// Simulates PHP's date function

Date.prototype.format = function(format) {

	var returnStr = '';

	var replace = Date.replaceChars;

	for (var i = 0; i < format.length; i++) {

		var curChar = format.charAt(i);

		if (replace[curChar]) {

			returnStr += replace[curChar].call(this);

		} else {

			returnStr += curChar;

		}

	}

	return returnStr;

};

Date.replaceChars = {

	shortMonths: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],

	longMonths: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],

	shortDays: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],

	longDays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],

	

	// Day

	d: function() { return (this.getDate() < 10 ? '0' : '') + this.getDate(); },

	D: function() { return Date.replaceChars.shortDays[this.getDay()]; },

	j: function() { return this.getDate(); },

	l: function() { return Date.replaceChars.longDays[this.getDay()]; },

	N: function() { return this.getDay() + 1; },

	S: function() { return (this.getDate() % 10 == 1 && this.getDate() != 11 ? 'st' : (this.getDate() % 10 == 2 && this.getDate() != 12 ? 'nd' : (this.getDate() % 10 == 3 && this.getDate() != 13 ? 'rd' : 'th'))); },

	w: function() { return this.getDay(); },

	z: function() { return "Not Yet Supported"; },

	// Week

	W: function() { return "Not Yet Supported"; },

	// Month

	F: function() { return Date.replaceChars.longMonths[this.getMonth()]; },

	m: function() { return (this.getMonth() < 9 ? '0' : '') + (this.getMonth() + 1); },

	M: function() { return Date.replaceChars.shortMonths[this.getMonth()]; },

	n: function() { return this.getMonth() + 1; },

	t: function() { return "Not Yet Supported"; },

	// Year

	L: function() { return "Not Yet Supported"; },

	o: function() { return "Not Supported"; },

	Y: function() { return this.getFullYear(); },

	y: function() { return ('' + this.getFullYear()).substr(2); },

	// Time

	a: function() { return this.getHours() < 12 ? 'am' : 'pm'; },

	A: function() { return this.getHours() < 12 ? 'AM' : 'PM'; },

	B: function() { return "Not Yet Supported"; },

	g: function() { return this.getHours() % 12 || 12; },

	G: function() { return this.getHours(); },

	h: function() { return ((this.getHours() % 12 || 12) < 10 ? '0' : '') + (this.getHours() % 12 || 12); },

	H: function() { return (this.getHours() < 10 ? '0' : '') + this.getHours(); },

	i: function() { return (this.getMinutes() < 10 ? '0' : '') + this.getMinutes(); },

	s: function() { return (this.getSeconds() < 10 ? '0' : '') + this.getSeconds(); },

	// Timezone

	e: function() { return "Not Yet Supported"; },

	I: function() { return "Not Supported"; },

	O: function() { return (-this.getTimezoneOffset() < 0 ? '-' : '+') + (Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') + (Math.abs(this.getTimezoneOffset() / 60)) + '00'; },

	T: function() { var m = this.getMonth(); this.setMonth(0); var result = this.toTimeString().replace(/^.+ \(?([^\)]+)\)?$/, '$1'); this.setMonth(m); return result;},

	Z: function() { return -this.getTimezoneOffset() * 60; },

	// Full Date/Time

	c: function() { return "Not Yet Supported"; },

	r: function() { return this.toString(); },

	U: function() { return this.getTime() / 1000; }

};





function padString(stringToPad, padLength, padString) {

	if (stringToPad.length < padLength) {

		while (stringToPad.length < padLength) {

			stringToPad = padString + stringToPad;

		}

	}else {}

/*

	if (stringToPad.length > padLength) {

		stringToPad = stringToPad.substring((stringToPad.length - padLength), padLength);

	} else {}

*/	

	return stringToPad;

}