function getToday() {
	// Generate today's date.
	this.now = new Date("2008/08/20");
	var s = "30/05/1387";
	ptoday = s.split("/");
	this.year = parseInt(ptoday[2], 10);
	this.month = parseInt(ptoday[1], 10);
	this.day = parseInt(ptoday[0], 10);
}
         
var today = new getToday();
var dataAvailable = new Number(0);

var pMonths = new Array('فروردين', 'ارديبهشت', 'خرداد', 'تير', 'مرداد', 
'شهريور', 'مهر', 'آبان', 'آذر', 'دي', 'بهمن', 'اسفند');

var pWeekDays = new Array('شنبه', 'يك شنبه', 'دوشنبه', 'سه شنبه', 'چهارشنبه', 
'پنج شنبه', 'جمعه');
	

function fix(n)
	{return(n<0?Math.ceil(n):Math.floor(n));}
function Int(n)
	{return(Math.floor(n));}	
	
function HasLeapFrac(y)
{
	y = fix(y);
	a = 31 * (y + 38) / 128;
	return ( a - fix(a) < 0.31 );
}
	
function IsLeapYear(y)
{
	return ( HasLeapFrac(y) && (! HasLeapFrac(y-1)));
}

function getPDate(adate)
{
   // Generate persian date.
   ptoday = adate.split("/");
   this.year = parseInt(ptoday[2], 10);
   this.month = parseInt(ptoday[1], 10);
   this.day = parseInt(ptoday[0], 10);
}
         
var daysInMonth = new Array(31, 31, 31, 31, 31, 31, 30, 30,30, 30, 30, 30);
var days = new Array("Ô", "í", "Ï", "Ó", "�", "�", "Ì");
function getDays(month, year) {
   // Test for leap year when February is selected.
   if (11 == month)
      return IsLeapYear(year) ? 30 : 29;
   else
      return daysInMonth[month];
}
function twoChar(value)
{return (value < 10 ? "0" + value : value);}

function getWeekDay(adate)
{
   // 1 Far 82 was Friday = 6
   // get 1st Day of year
   var startDay = 6;
   for (var y = 1382; y < adate.year; y++)
   	{startDay++;if (IsLeapYear(y)) startDay++;}
   for (var m = 1; m < adate.month; m++) {startDay += daysInMonth[m-1];}
   return ((startDay + adate.day - 1) % 7);
}

function loadData()
{
   dataAvailable = 0;
   dates.load("postdates.asp?year=" + document.getElementById("year").value + 
   	"&month=" + document.getElementById("month").value);
				
}		

function newCalendar() {
   //alert(document.getElementById("dates").tagName);
   if (dataAvailable == 0) return;
   //if (dates.documentElement) alert(dates.documentElement.childNodes.length);
   today = new getToday();
   var parseYear = parseInt(document.getElementById("year").value);
   var newCal = new getPDate("1" + "/" + (document.getElementById("month").selectedIndex + 1) + "/" + parseYear);
   var day = -1;
   var startDay = getWeekDay(newCal);
			
   var daily = 0;
   if ((today.year == newCal.year) &&
         (today.month == newCal.month))
      day = today.day;
   // Cache the calendar table's tBody section, dayList.
   var tableCal = document.getElementById("dayList");

   var intDaysInMonth = getDays(newCal.month-1, newCal.year);
   for (var intWeek = 0; intWeek < tableCal.rows.length; intWeek++) {
      for (var intDay = 0; intDay < tableCal.rows[intWeek].cells.length; intDay++) {
         var cell = tableCal.rows[intWeek].cells[intDay];
         // Start counting days.
         if ((intDay == startDay) && (0 == daily))
            daily = 1;
         // Highlight the current day.
         cell.className = (day == daily) ? "today" : "day";
         // Output the day number into the cell.
         var found = false;
         if (dates.documentElement)
          for (var postDays =0; !found && (postDays < dates.documentElement.childNodes.length); postDays++)
   		{found = daily == dates.documentElement.childNodes.item(postDays).attributes.getNamedItem("value").text;}
                  
         if ((daily > 0) && (daily <= intDaysInMonth))
          {
   		if (found) {
   			sDate = 10000 * parseInt(document.getElementById("year").value) + 100 * parseInt(document.getElementById("month").value) + daily;
   			cell.innerHTML = "<a href='?date=" + sDate + "'>" + (daily++) + "</a>"}; else cell.innerHTML = daily++;
          }
         else {
            cell.innerHTML = "&nbsp;";
   	  }}}}


function decreaseMonth() {
	if (document.getElementById("month").selectedIndex == 0) {
		document.getElementById("month").selectedIndex = 11;
		if (document.getElementById("year").selectedIndex != 0)
			document.getElementById("year").selectedIndex = document.getElementById("year").selectedIndex - 1;
	}
	else
		document.getElementById("month").selectedIndex = document.getElementById("month").selectedIndex - 1;
					
	loadData();
}
				
function increaseMonth() {
	if (document.getElementById("month").selectedIndex == 11) {
		document.getElementById("month").selectedIndex = 0;
		if (document.getElementById("year").selectedIndex != document.getElementById("year").options.length)
			document.getElementById("year").selectedIndex = document.getElementById("year").selectedIndex + 1;
	}
	else
		document.getElementById("month").selectedIndex = document.getElementById("month").selectedIndex + 1;
					
	loadData();
}

function showWords(words, times, holder)
{	
	awords = words.split(' ');
	atimes = times.split(' ');
	
	if ((awords.length > 0) && (words.length > 0))
	{
		word=awords.shift();
		time=atimes.shift();
		document.all[holder].innerHTML +=word + " ";
		window.setTimeout('showWords("' + awords.join(' ') + '","' + atimes.join(' ') + '","' + holder + '")', time);
	} else window.clearTimeout();
}

function dispImg(image) 
{
document.all(image).style.display = 'block';
}