// ------------------------------------------------------------------
// These functions use the same 'format' strings as the 
// java.text.SimpleDateFormat class, with minor exceptions.
// The format string consists of the following abbreviations:
// 
// Field        | Full Form          | Short Form
// -------------+--------------------+-----------------------
// Year         | yyyy (4 digits)    | yy (2 digits), y (2 or 4 digits)
// Month        | MMM (name or abbr.)| MM (2 digits), M (1 or 2 digits)
//              | NNN (abbr.)        |
// Day of Month | dd (2 digits)      | d (1 or 2 digits)
// Day of Week  | EE (name)          | E (abbr)
// Hour (1-12)  | hh (2 digits)      | h (1 or 2 digits)
// Hour (0-23)  | HH (2 digits)      | H (1 or 2 digits)
// Hour (0-11)  | KK (2 digits)      | K (1 or 2 digits)
// Hour (1-24)  | kk (2 digits)      | k (1 or 2 digits)
// Minute       | mm (2 digits)      | m (1 or 2 digits)
// Second       | ss (2 digits)      | s (1 or 2 digits)
// AM/PM        | a                  |
//
// NOTE THE DIFFERENCE BETWEEN MM and mm! Month=MM, not mm!
// Examples:
//  "MMM d, y" matches: January 01, 2000
//                      Dec 1, 1900
//                      Nov 20, 00
//  "M/d/yy"   matches: 01/20/00
//                      9/2/00
//  "MMM dd, yyyy hh:mm:ssa" matches: "January 01, 2000 12:30:45AM"
// ------------------------------------------------------------------

var MONTH_NAMES=new Array('January','February','March','April','May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
var DAY_NAMES=new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sun','Mon','Tue','Wed','Thu','Fri','Sat');

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

// ------------------------------------------------------------------
// isDate ( date_string, format_string )
// Returns true if date string matches format of format string and
// is a valid date. Else returns false.
// It is recommended that you trim whitespace around the value before
// passing it to this function, as whitespace is NOT ignored!
// ------------------------------------------------------------------
function isDate(val) {
	
	var date;
	//// Temporary disabled by TTW to disable format (1/8/07)
	/******************
	if(arguments.length == 2)
		{
			date = getDateFromFormat(val,arguments[1]);
		}
	else
	***/
		date = parseDate(val);
	if (date==0 || date ==null) { return false; }
	return true;
	}

// -------------------------------------------------------------------
// compareDates(date1,date1format,date2,date2format)
//   Compare two date strings to see which is greater.
//   Returns:
//   1 if date1 is greater than date2
//   0 if date2 is greater than date1 of if they are the same
//  -1 if either of the dates is in an invalid format
// -------------------------------------------------------------------
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;
	}

// ------------------------------------------------------------------
// formatDate (date_object, format)
// Returns a date in the output format specified.
// The format string uses the same abbreviations as in getDateFromFormat()
// ------------------------------------------------------------------
function formatDate(date,format) {
	format=format+"";
	var result="";
	var i_format=0;
	var c="";
	var token="";
	var y=date.getYear()+"";
	var M=date.getMonth()+1;
	var d=date.getDate();
	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;
	// Convert real date parts into formatted versions
	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+11];//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;
	}
	
// ------------------------------------------------------------------
// Utility functions for parsing in getDateFromFormat()
// ------------------------------------------------------------------
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;
	}
	
// ------------------------------------------------------------------
// getDateFromFormat( date_string , format_string )
//
// This function takes a date string and a format string. It matches
// If the date string matches the format string, it returns the 
// getTime() of the date. If it does not match, it returns 0.
// ------------------------------------------------------------------
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=now.getYear();
	var month=now.getMonth()+1;
	var date=1;
	if (arguments.length == 2 || (arguments.length == 3 && arguments[2] == true)) //IF DATE ONLY
	{
		now=new Date(year, month, date, 0, 0, 0, 0);
	}	
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";
	
	while (i_format < format.length) {
		// Get next token from format string
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		// Extract contents of value based on format token
		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 there are any trailing characters left in the value, it doesn't match
	if (i_val != val.length) { return 0; }
	// Is date valid for month?
	if (month==2) {
		// Check for leap year
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { // leap year
			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; }
		}
	// Correct hours value
	if (hh<12 && ampm=="PM") { hh=hh-0+12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }
	var newdate=new Date(year,month-1,date,hh,mm,ss);
	return newdate.getTime();
	}

// ------------------------------------------------------------------
function getDateObj(val) {
		
		var date = null;
		/******** Temporary disabled by TTW to make effect sysconfig date format (270707)*/
		/*
		if(arguments.length == 2)
		{
		
		 var time = getDateFromFormat(val, arguments[1]);
		 if(time != 0)
			date = new Date(time);
		}
		else
		*/
		
		{
			date = parseDate(val);
		}
		if(date == null)
			return null;
		return date;
	}
	function getDateObjByFormat(val, format) {
		
		var date = null;
		var time = getDateFromFormat(val, format);
		if(time != 0)
		{
			try
			{
				date = new Date(time);
			}catch(e)
			{}
		}
		return date;
	}
// ------------------------------------------------------------------
// parseDate( date_string [, prefer_euro_format] )
//
// This function takes a date string and tries to match it to a
// number of possible date formats to get the value. It will try to
// match against the following international formats, in this order:
// y-M-d   MMM d, y   MMM d,y   y-MMM-d   d-MMM-y  MMM d
// M/d/y   M-d-y      M.d.y     MMM-d     M/d      M-d
// d/M/y   d-M-y      d.M.y     d-MMM     d/M      d-M
// A second argument may be passed to instruct the method to search
// for formats like d/M/y (european format) before M/d/y (American).
// Returns a Date object or null if no patterns match.
// ------------------------------------------------------------------
function parseDate(val) {
	var preferEuro = true;

	if	(arguments.length==2)
		preferEuro = arguments[1];
	else if(arguments.length==1 && typeof(objFormatMgr) != "undefined")
		preferEuro = objFormatMgr.DayFirstFormat;
	
	generalFormats=new Array('d-MMM-yy','d-MMM-yyyy','dd-MMM-yy','yyyy-M-d','MMM d, y','MMM d,y','y-MMM-d','MMM d');
	monthFirst=new Array('M/d/y','M-d-y','M.d.y','MMM-d','M/d','M-d','M');
	dateFirst =new Array('d/M/y','d-M-y','d.M.y','d-MMM','d/M','d-M','d');
	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;
	}


//2005-01-01T00:00:00.0000000+06:30
function LZ(x, c)
{
	x = new String(x);
	if (!c) c = 2;
	if (c > 20) c = 20;
	if (x.length >= c) return x;
	return("00000000000000000000".substr(0, c - x.length)) + x;
}

function dateDiffernce(startDate,endDate)
{
	
	
	
	var one_day=1000*60*60*24;
	var retDay=0;
	//alert((endDate-startDate)/one_day);
	//alert((endDate.getTime()-startDate.getTime())/(one_day));
	 //retDay = (endDate.getTime()-startDate.getTime())/(one_day);
	retDay =(endDate-startDate)/one_day;
	return retDay;
}
function XMLDate2DateObj(xmlDateStr)
{
	var DT = xmlDateStr.split("T");
	if (DT.length == 2)
	{
		var dArray = DT[0].split("-");
		DT[1] = DT[1].substr(0, DT[1].length-6); // remove time zone value
		var tArray = DT[1].split(":");

		if (dArray.length == 3 && tArray.length == 3)
		{
			var d = new Date(dArray[0], dArray[1]-1, dArray[2], tArray[0], tArray[1], tArray[2].substr(0, 2), 0/*tArray[2].substr(3)*/);
			return d;
		}
	}
	return null;
}

function AMPMTimeStringFromDate(atoj)
{

			atoj1= atoj.getHours();
			atoj2 = atoj.getMinutes();
			atoj3= atoj.getSeconds();
		
			if(atoj1==0){atoj4=" AM";atoj1=12;}
			else if(atoj1 <= 11){atoj4=" AM";}
			else if(atoj1 == 12){atoj4=" PM";atoj1=12;}
			else if(atoj1 >= 13){atoj4=" PM";atoj1-=12;}
		
			if(atoj2 <= 9){atoj2="0"+atoj2;}
			if(atoj1 <= 9){atoj1="0"+atoj1;}
		

			return	atoj1 +":"+ atoj2 +  atoj4;
		
}
function TimeStringFromDate(atoj)
{

			atoj1= atoj.getHours();
			atoj2 = atoj.getMinutes();
			atoj3= atoj.getSeconds();
			
			
			
			if(atoj1 <= 9   ){atoj1="0"+atoj1;}
			
			if(atoj2 == 0 ){atoj2="0"+atoj1;}
		
			return	atoj1 +":"+ atoj2 ;
			/*
			if(atoj1==0){atoj4=" AM";atoj1=12;}
			else if(atoj1 <= 11){atoj4=" AM";}
			else if(atoj1 == 12){atoj4=" PM";atoj1=12;}
			else if(atoj1 >= 13){atoj4=" PM";atoj1-=12;}
		
			if(atoj2 <= 9){atoj2="0"+atoj2;}
			if(atoj1 <= 9){atoj1="0"+atoj1;}
		

			return	atoj1 +":"+ atoj2 +  atoj4;
		*/
}

function DateObj2XMLDate(dateObj)
{
	
	var xmlDateStr = dateObj.getFullYear() + "-";
	xmlDateStr += LZ((dateObj.getMonth() + 1)) + "-";
	xmlDateStr += LZ(dateObj.getDate()) + "T";
	xmlDateStr += LZ(dateObj.getHours()) + ":";
	xmlDateStr += LZ(dateObj.getMinutes()) + ":";
	xmlDateStr += LZ(dateObj.getSeconds()) + ".";
	xmlDateStr += LZ(dateObj.getMilliseconds(), 7);
	//remove local time zone information
	//alert(xmlDateStr);
	return xmlDateStr;
	
	var tzOffset = dateObj.getTimezoneOffset();
	//alert('UTC:' + tzOffset);
	//WScript.Echo(tzOffset);

	if (tzOffset >= 0)
		xmlDateStr += "-";
	else
		xmlDateStr += "+";

	tzOffset = Math.abs(tzOffset);

	var tzOffsetStr = LZ(Math.floor(tzOffset / 60)) + ":" + LZ(tzOffset % 60);

	xmlDateStr += tzOffsetStr;

	return xmlDateStr;
}

function DayCountOfTheMonth(inDate)
{

var MonthDays = new Array(31,28,31,30,31,30,31,31,30,31,30,31);
var LastMonth = inDate.getMonth();
var DaysInLastMonth ;
theYear = inDate.getYear();
if (theYear < 1000) theYear +=1900;
  
   DaysInLastMonth = MonthDays[LastMonth];
   if (LastMonth == 1) 
   { // February
      if (theYear%400==0 || (theYear%4 == 0 && theYear%100!=0) )
       DaysInLastMonth +=1;
   }
	return DaysInLastMonth;

}

function DayCountOfTheYear(inDate)
{

var LastMonth = inDate.getMonth();
var DaysInYear ;
theYear = inDate.getYear();
if (theYear < 1000) theYear +=1900;
   DaysInLastMonth = MonthDays[LastMonth];
   if (LastMonth == 1) 
   { 
      if (theYear%400==0 || (theYear%4 == 0 && theYear%100!=0) )
       DaysInLastMonth +=1;
   }
	return DaysInLastMonth;

}


function DateAdd(timeU,byMany,dateObj) 
{
	var dt = new Date();
	var millisecond=1;
	var second=millisecond*1000;
	var minute=second*60;
	var hour=minute*60;
	var day=hour*24;
	var year=day*365;

	var newDate;
	var dVal=dateObj.valueOf();
	switch(timeU) 
	{
		case "ms": newDate=new Date(dVal+millisecond*byMany); break;
		case "s": newDate=new Date(dVal+second*byMany); break;
		case "mi": newDate=new Date(dVal+minute*byMany); break;
		case "h": newDate=new Date(dVal+hour*byMany); break;
		case "d": newDate=new Date(dVal+day*byMany);	 break;
		case "m": newDate=dateObj.setMonth(dateObj.getMonth()+byMany); break;
		case "y": newDate=dateObj.setYear(dateObj.getYear()+byMany);		 break;
	}
	return newDate;
}