// Date Validation Functions
	function isDate(DateToCheck){
		if(DateToCheck==""){return true;}

		var m_strDate = FormatDate(DateToCheck);
		if(m_strDate==""){
		return false;
		}

		var m_arrDate = m_strDate.split("/");
		var m_MONTH = m_arrDate[0];
		var m_DAY = m_arrDate[1];
		var m_YEAR = m_arrDate[2];
		if(m_YEAR.length > 4){return false;}

		m_strDate = m_MONTH + "/" + m_DAY + "/" + m_YEAR;
		var testDate=new Date(m_strDate);
		if(testDate.getMonth()+1==m_MONTH){
		return true;
		}
		else{
		return false;
		}
	}//end function




	function FormatDate(DateToFormat){
	if(DateToFormat==""){return"";}

	var strReturnDate;
	DateToFormat = DateToFormat.toLowerCase();
	var arrDate
	var arrMonths = new Array("January","February","March","April","May","June","July","August","September","October","November","December");
	var strMONTH;
	var Separator;

	while(DateToFormat.indexOf("st")>-1){
	DateToFormat = DateToFormat.replace("st","");
	}

	while(DateToFormat.indexOf("nd")>-1){
	DateToFormat = DateToFormat.replace("nd","");
	}

	while(DateToFormat.indexOf("rd")>-1){
	DateToFormat = DateToFormat.replace("rd","");
	}

	while(DateToFormat.indexOf("th")>-1){
	DateToFormat = DateToFormat.replace("th","");
	}

	if(DateToFormat.indexOf(".")>-1){
	Separator = ".";
	}

	if(DateToFormat.indexOf("-")>-1){
	Separator = "-";
	}


	if(DateToFormat.indexOf("/")>-1){
	Separator = "/";
	}

	if(DateToFormat.indexOf(" ")>-1){
	Separator = " ";
	}

	arrDate = DateToFormat.split(Separator);
	DateToFormat = "";
		for(var iSD = 0;iSD < arrDate.length;iSD++){
			if(arrDate[iSD]!=""){
			DateToFormat += arrDate[iSD] + Separator;
			}
		}
	DateToFormat = DateToFormat.substring(0,DateToFormat.length-1);
	arrDate = DateToFormat.split(Separator);

	if(arrDate.length < 3){
	return "";
	}


	var MONTH = arrDate[0];
	var DAY = arrDate[1];
	var YEAR = arrDate[2];

	var strTemp = YEAR.toString();
	if(strTemp.length==2){

		if(parseFloat(YEAR)>40){
		YEAR = "19" + YEAR;
		}
		else{
		YEAR = "20" + YEAR;
		}

	}


	if(parseInt(MONTH)< 10 && MONTH.toString().length < 2){
	MONTH = "0" + MONTH;
	}
	if(parseInt(DAY)< 10 && DAY.toString().length < 2){
	DAY = "0" + DAY;
	}

	return MONTH + "/" + DAY + "/" + YEAR;

	} //End Function
	// End Date Validation Functions

// Calendar Control:
function positionInfo(object) {

  var p_elm = object;

  this.getElementLeft = getElementLeft;
  function getElementLeft() {
    var x = 0;
    var elm;
    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    while (elm != null) {
      x+= elm.offsetLeft;
      elm = elm.offsetParent;
    }
    return parseInt(x);
  }

  this.getElementWidth = getElementWidth;
  function getElementWidth(){
    var elm;
    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    return parseInt(elm.offsetWidth);
  }

  this.getElementRight = getElementRight;
  function getElementRight(){
    return getElementLeft(p_elm) + getElementWidth(p_elm);
  }

  this.getElementTop = getElementTop;
  function getElementTop() {
    var y = 0;
    var elm;
    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    while (elm != null) {
      y+= elm.offsetTop;
      elm = elm.offsetParent;
    }
    return parseInt(y);
  }

  this.getElementHeight = getElementHeight;
  function getElementHeight(){
    var elm;
    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    return parseInt(elm.offsetHeight);
  }

  this.getElementBottom = getElementBottom;
  function getElementBottom(){
    return getElementTop(p_elm) + getElementHeight(p_elm);
  }
}

function CalendarControl() {

  var calendarId = 'CalendarControl';
  var currentYear = 0;
  var currentMonth = 0;
  var currentDay = 0;

  var selectedYear = 0;
  var selectedMonth = 0;
  var selectedDay = 0;
  var months = ['January','February','March','April','May','June','July','August','September','October','November','December'];
  
  var dateField = null;

  function getProperty(p_property){
    var p_elm = calendarId;
    var elm = null;

    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    if (elm != null){
      if(elm.style){
        elm = elm.style;
        if(elm[p_property]){
          return elm[p_property];
        } else {
          return null;
        }
      } else {
        return null;
      }
    }
  }

  function setElementProperty(p_property, p_value, p_elmId){
    var p_elm = p_elmId;
    var elm = null;

    if(typeof(p_elm) == "object"){
      elm = p_elm;
    } else {
      elm = document.getElementById(p_elm);
    }
    if((elm != null) && (elm.style != null)){
      elm = elm.style;
      elm[ p_property ] = p_value;
    }
  }

  function setProperty(p_property, p_value) {
    setElementProperty(p_property, p_value, calendarId);
  }

  function getDaysInMonth(year, month) {
    return [31,((!(year % 4 ) && ( (year % 100 ) || !( year % 400 ) ))?29:28),31,30,31,30,31,31,30,31,30,31][month-1];
  }

  function getDayOfWeek(year, month, day) {
    var date = new Date(year,month-1,day)
    return date.getDay();
  }

  this.setDate = setDate;
  function setDate(year, month, day) {
    if (dateField) {
      if (month < 10) {month = "0" + month;}
      if (day < 10) {day = "0" + day;}

	  var dateString = month+"/"+day+"/"+year;
		/*
		switch (document.getElementById('languageID').value)
		{
			case '1':
				dateString = year+"-"+month+"-"+day;
				break;
			case '2':
				dateString = day+"/"+month+"/"+year;
				break;
			case '3':
			default:
				dateString = month+"/"+day+"/"+year;
				break;
		} 
		*/     
      dateField.value = dateString;
      hide();
    }
    return;
  }

  this.changeMonth = changeMonth;
  function changeMonth(change) {
    currentMonth += change;
    currentDay = 0;
    if(currentMonth > 12) {
      currentMonth = 1;
      currentYear++;
    } else if(currentMonth < 1) {
      currentMonth = 12;
      currentYear--;
    }

    calendar = document.getElementById(calendarId);
    calendar.innerHTML = calendarDrawTable();
  }

  this.changeYear = changeYear;
  function changeYear(change) {
    currentYear += change;
    currentDay = 0;
    calendar = document.getElementById(calendarId);
    calendar.innerHTML = calendarDrawTable();
  }

  function getCurrentYear() {
    var year = new Date().getYear();
    if(year < 1900) year += 1900;
    return year;
  }

  function getCurrentMonth() {
    return new Date().getMonth() + 1;
  } 

  function getCurrentDay() {
    return new Date().getDate();
  }

  function calendarDrawTable() {

    var dayOfMonth = 1;
    var validDay = 0;
    var startDayOfWeek = getDayOfWeek(currentYear, currentMonth, dayOfMonth);
    var daysInMonth = getDaysInMonth(currentYear, currentMonth);
    var css_class = null; //CSS class for each day
    var dispMonths = null;

	dispMonths = ['January','February','March','April','May','June','July','August','September','October','November','December'];
	
    var table = "<table cellspacing='0' cellpadding='0' border='0'>";
    table = table + "<tr class='header'>";
    table = table + "  <td colspan='2' class='previous'><a href='javascript:changeCalendarControlMonth(-1);'>&lt;</a> <a href='javascript:changeCalendarControlYear(-1);'>&laquo;</a></td>";
    table = table + "  <td colspan='3' class='title'>" + dispMonths[currentMonth-1] + " " + currentYear + "</td>";
    table = table + "  <td colspan='2' class='next'><a href='javascript:changeCalendarControlYear(1);'>&raquo;</a> <a href='javascript:changeCalendarControlMonth(1);'>&gt;</a></td>";
    table = table + "</tr>";

    table = table + "<tr><th>S</th><th>M</th><th>T</th><th>W</th><th>T</th><th>F</th><th>S</th></tr>";

    for(var week=0; week < 6; week++) {
      if(week < 5 || dayOfMonth <= daysInMonth)
      {
		table = table + "<tr>";
		for(var dayOfWeek=0; dayOfWeek < 7; dayOfWeek++) {
			if(week == 0 && startDayOfWeek == dayOfWeek) {
			validDay = 1;
			} else if (validDay == 1 && dayOfMonth > daysInMonth) {
			validDay = 0;
			}

			if(validDay) {
			if (dayOfMonth == selectedDay && currentYear == selectedYear && currentMonth == selectedMonth) {
				css_class = 'current';
			} else if (dayOfWeek == 0 || dayOfWeek == 6) {
				css_class = 'weekend';
			} else {
				css_class = 'weekday';
			}

			strDay = dayOfMonth.toString();
			if(strDay.length == 1)
				strDay = '0' + strDay;
			table = table + "<td><a class='"+css_class+"' href=\"javascript:setCalendarControlDate("+currentYear+","+currentMonth+","+dayOfMonth+")\">"+strDay+"</a></td>";
			dayOfMonth++;
			} else {
			table = table + "<td class='empty'>&nbsp;</td>";
			}
		}
		table = table + "</tr>";
	  }
    }

    table = table + "<tr class='header'><th colspan='7' style='padding: 3px;'><a href='javascript:hideCalendarControl();'>Close</a></td></tr>";

    table = table + "</table>";

    return table;
  }

  this.show = show;
  function show(field, icon) {
  
    // If the calendar is visible and associated with
    // this field do not do anything.
    
    if (dateField == field) {
      return;
    } else {
      dateField = field;
    }

    if(dateField) {
      try {
        var dateString = new String(dateField.value);
        var dateParts = dateString.split("/");
        
        selectedMonth = parseInt(dateParts[0],10);
        selectedDay = parseInt(dateParts[1],10);
        selectedYear = parseInt(dateParts[2],10);
      } catch(e) {}
    }

    if (!(selectedYear && selectedMonth && selectedDay)) {
      selectedMonth = getCurrentMonth();
      selectedDay = getCurrentDay();
      selectedYear = getCurrentYear();
    }

    currentMonth = selectedMonth;
    currentDay = selectedDay;
    currentYear = selectedYear;

    if(document.getElementById){

      calendar = document.getElementById(calendarId);
      calendar.innerHTML = calendarDrawTable(currentYear, currentMonth);

      setElementProperty('display', 'block', 'CalendarControlIFrame');
      setProperty('display', 'block');

      var fieldPos = new positionInfo(icon);
      var calendarPos = new positionInfo(calendarId);

      var x = fieldPos.getElementLeft();
      var y = fieldPos.getElementBottom();

      setProperty('left', x + "px");
      setProperty('top', y + "px");
      setElementProperty('left', x + "px", 'CalendarControlIFrame');
      setElementProperty('top', y + "px", 'CalendarControlIFrame');
      setElementProperty('width', calendarPos.getElementWidth() + "px", 'CalendarControlIFrame');
      setElementProperty('height', calendarPos.getElementHeight() + "px", 'CalendarControlIFrame');
    }
  }

  this.hide = hide;
  function hide() {
    if(dateField) {
      setProperty('display', 'none');
      setElementProperty('display', 'none', 'CalendarControlIFrame');
      dateField = null;
    }
  }
}

var calendarControl = new CalendarControl();

function showCalendarControl(textField, icon) {

  calendarControl.show(textField, icon);
}

function hideCalendarControl() {
  calendarControl.hide();
}

function setCalendarControlDate(year, month, day) {
  calendarControl.setDate(year, month, day);
}

function changeCalendarControlYear(change) {
  calendarControl.changeYear(change);
}

function changeCalendarControlMonth(change) {
  calendarControl.changeMonth(change);
}

//document.write("<iframe id='CalendarControlIFrame' src='javascript:false;' frameBorder='0' scrolling='no'></iframe>");
//document.write("<div id='CalendarControl'></div>");