var styleTargetObject = null;
		var styleDivShim = getStyleObject('DivShim');
		var PeriodStart = "12-03-2010";
		var PeriodEnd = "08-01-2011";
		var sCalendar = null;
		
		
		var LastStartDate = TB_startdate.value;

		var IsIE = false;
		var aMatches = window.navigator.userAgent.match( /MSIE ([\d]+\.[\d]+)/ );
		if( aMatches != null ) if( parseFloat( aMatches[ 1 ] ) >= 5 ) IsIE = true;
		
		function addLoadEvent(func) {
		    var oldonload = window.onload;
		    if (typeof window.onload != 'function') {
		        window.onload = func;
		    } else {
		        window.onload = function() {
		            if (oldonload) {
		                oldonload();
		            }
		            func();
		        }
		    }
		}
		function addUnLoadEvent(func) {
		    var oldonload = window.onunload;
		    if (typeof window.onunload != 'function') {
		        window.onunload = func;
		    } else {
		        window.onunload = function() {
		            if (oldonload) {
		                oldonload();
		            }
		            func();
		        }
		    }
		}
		// initialize hacks whenever the page loads
		//window.onload = initializeHacks;
		addLoadEvent(initializeHacks);
		addUnLoadEvent(initializeHacks);		

		// setup an event handler to hide popups for generic clicks on the document
		document.onclick = hidePopup;
		
		function findPosX(obj) {
			var curleft = 0;
			if (obj.offsetParent) {
				while (obj.offsetParent) {
					curleft += obj.offsetLeft
					obj = obj.offsetParent;
				}
			} else if (obj.x) curleft += obj.x;
			return curleft;
		}		
		function findPosY(obj) {
			var curtop = 0;
			if (obj.offsetParent) {
				while (obj.offsetParent) {
					curtop += obj.offsetTop
					obj = obj.offsetParent;
				}
			} else if (obj.y) curtop += obj.y;
			return curtop;
		}		
		function getStyleObject(objectId) {
			if(document.getElementById && document.getElementById(objectId)) {	// W3C DOM
				return document.getElementById(objectId).style;
			} else if (document.all && document.all(objectId)) { // MSIE 4 DOM
				return document.all(objectId).style;
			} else if (document.layers && document.layers[objectId]) { // NN 4 DOM.. note: this won't find nested layers
				return document.layers[objectId];
			} else {
				return false;
			}
		}
		function showPopup (targetObjectId, eventObj, controlId, clickObjId, calendarId, secControlId) {			
			if(!styleTargetObject) styleTargetObject = getStyleObject(targetObjectId);
			if(eventObj && styleTargetObject && styleDivShim) {				
				
				//!!TTO: append calendarstring, seasonstartdate, calendartype og secControlId.
				if(document.getElementById(calendarId + '_vacant') != null && document.getElementById(calendarId + '_startdate') != null)
				{sCalendar = "&cs=" + document.getElementById(calendarId + '_startdate').innerHTML + "&cv=" + document.getElementById(calendarId + '_vacant').innerHTML;}
				else{sCalendar ="";}
				if(document.getElementById(calendarId + '_calendartype') != null){sCalendar += "&ct=" + document.getElementById(calendarId + '_calendartype').innerHTML;}
				if(document.getElementById(secControlId).value != ""){sCalendar += "&csoc=" + document.getElementById(secControlId).value;}
					
				//overskrivning startdate
				TB_startdate = document.getElementById(controlId);
				
				if( TB_startdate.value == "" )
				{
					if( document.getElementById(secControlId).value != "" )
					{
						TB_startdate.value = document.getElementById(secControlId).value;
					}
				}

							
				LastStartDate = TB_startdate.value;
				
				doCal('show');	// Asyn	
				eventObj.cancelBubble = true;// stop event from bubbling up any farther
				var newXCoordinate = findPosX(document.getElementById(clickObjId));
				var newYCoordinate = findPosY(document.getElementById(clickObjId));
				styleTargetObject.left = newXCoordinate +"px";
				styleTargetObject.top = newYCoordinate +"px";	
				styleTargetObject.position = 'absolute';								
				if(IsIE) {	// IE5 Placer Iframe bagved layer styleTargetObject
					styleTargetObject.width = 200; // Ugenumre så størrelse er 200					
					styleDivShim.position = styleTargetObject.position;
					styleDivShim.width = styleTargetObject.width;						
					styleDivShim.left = newXCoordinate +"px";
					styleDivShim.top = newYCoordinate +"px";				
					styleDivShim.zIndex = styleTargetObject.zIndex-1;	
					styleDivShim.display = styleTargetObject.display;
				}							
			} else {	
				return false;
			}
		}
		function hidePopup() {	
			if(styleTargetObject) {
				styleTargetObject.display='none';
				if(IsIE) styleDivShim.display = styleTargetObject.display;
			}
		}
		
		function initializeHacks() {
			// this ugly little hack resizes a blank div to make sure you can click
			// anywhere in the window for Mac MSIE 5
			if ((navigator.appVersion.indexOf('MSIE 5') != -1) 	
				&& (navigator.platform.indexOf('Mac') != -1)
				&& getStyleObject('blankDiv')) {
				window.onresize = explorerMacResizeFix;
			}
			resizeBlankDiv();
			// this next function creates a placeholder object for older browsers
			if (!window.event) window.event = false;
		}
		function resizeBlankDiv() {
			// resize blank placeholder div so IE 5 on mac will get all clicks in window
			if ((navigator.appVersion.indexOf('MSIE 5') != -1) 
			&& (navigator.platform.indexOf('Mac') != -1)
			&& getStyleObject('blankDiv')) {
			getStyleObject('blankDiv').width = document.body.clientWidth - 20;
			getStyleObject('blankDiv').height = document.body.clientHeight - 20;
			}
		}
		function explorerMacResizeFix () {
			location.reload(false);
		}
	
		function writeit(text,id) {
			if (document.getElementById) {
				// Netscape 6, Explorer 5
				var x = document.getElementById(id);				
				x.innerHTML = '';
				x.innerHTML = text;
				
			} else if (document.all) {
				// IE4 DOM
				x = document.all[id];
				x.innerHTML = text;
			}
		}		
		function doCal(func, parms) {
			var httpRequest;

			var targetObjectId = "docCal";
			if (window.XMLHttpRequest) { // Mozilla, Safari, ...
				httpRequest = new XMLHttpRequest();
			} else if (window.ActiveXObject) { // IE
				try {
					httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
				} catch (e) {
					try {
						httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
					} catch (e) {}
				}
			}
			if (!httpRequest) {
				return false;
			}
			httpRequest.onreadystatechange = function() { responseCal(func,targetObjectId,httpRequest); };
			httpRequest.open("GET", "/temasite/HouseCalendar.aspx?f="+ func +"&p="+ LastStartDate +":"+ parms +"&sd=" + TB_startdate.value +"&ps=" + PeriodStart +"&pe=" + PeriodEnd + sCalendar, true);
			httpRequest.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );
			httpRequest.send(null);
		}
		function responseCal(func, targetObjectId, httpRequest) {    
			if (httpRequest.readyState == 4) {
				if (httpRequest.status == 200) {
					var Data = eval('(' + httpRequest.responseText + ')');	
					LastStartDate = Data.calendar[0].startdate;			
					writeit(Data.calendar[0].html,targetObjectId); // JSON
					styleTargetObject.display = 'block';
					if(IsIE) styleDivShim.display = styleTargetObject.display;	
					if(func=='day') {
						TB_startdate.value = Data.calendar[0].startdate;
						if(TB_startdate.onchange) TB_startdate.onchange();
						hidePopup();
					}								
				} else {
					alert('Fejl:'+ httpRequest.status);
				}
			}   
		}
		
		
	//********************** indflytning / afrejse ***************************************************
	function validateCalenderDate(pStartdate, pEnddate, pCanceldate)
	{
		// parameter datatype  -  valid dato format skal være yyyy/MM/dd
		// pStartdate (string)
		// pEnddate (string)
		// pCanceldate (string)
		
		
		
		// statuskoder
		// 0 = alt OK
		// 1 = startdate tom
		// 2 = enddate tom
		// 3 = enddate = startdate 
		// 4 = enddate > startdate
		// 5 = periode kortere en 2 dage
		// 6 = periode længere end 28 dage
		// 7 = startdate større end canceldate
		// 8 = enddate større end canceldate
	
		
		
		
		var status = 0;
		var numofdays = null;
		
		if(pStartdate == "")
		{
			status = 1;
		}
		else if(pEnddate == "")
		{
			status = 2;
		}
		else 
		{
			var dtStartdate = new Date(convertDateString(pStartdate));
			var dtEnddate = new Date(convertDateString(pEnddate)); 

			numofdays = calculateDateDiff(dtStartdate, dtEnddate);
			
			if(numofdays == 0)
			{
				status = 3;
			}
			else if(numofdays < 0)
			{
				status = 4;
			}
			else if(numofdays < 2)
			{
				status = 5;
			}
			else if(numofdays > 28)
			{
				status = 6;
			}
			else if(pCanceldate != "")
			{
				var dtCanceldate = new Date(convertDateString(pCanceldate));
				if(dtStartdate > dtCanceldate )
				{
					status = 7;
				}
				else if(dtEnddate > dtCanceldate)
				{
					status = 8;
				}
			}
		}
		return status;
	}
	
	function convertDateString(date)
	{
		// konverterer dato fra dd-MM-yyyy til yyyy/MM/dd
		var sSplit = date.split("-");
		var sResult = sSplit[2] + "/" + sSplit[1] + "/" + sSplit[0]; 
		return sResult;
	}
	
	function calculateDateDiff(pStartdate, pEnddate)
	{
		//returnerer antallet af dage
		// parametre skal være date objekter.
		
		diff  = new Date();
		
		diff.setTime(Math.abs(pStartdate.getTime() - pEnddate.getTime()));
		days = Math.floor(diff.getTime() / (1000 * 60 * 60 * 24));
		
		if(pEnddate < pStartdate)
		{
			days = days * -1;	
		}
		return days;
	}
	
	function translateErrMsg(errorcode, language)
	{
	    //status beskeder hentes fra control.config. Language parameter bruges ikke.
		var sResult = "";
		
		if(errorcode == 1)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 2)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 3)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 4)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 5)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 6)
		{sResult = "Kies van 2 tot 28 overnachtingen";}
		else if(errorcode == 7)
		{sResult = "Vakantiewonig kan niet geboekt worden in de gekozen periode. Kies een nieuwe periode.";}
		else if(errorcode == 8)
		{sResult = "Vakantiewonig kan niet geboekt worden in de gekozen periode. Kies een nieuwe periode.";}


		return sResult;
	}
	//*********************** indflytning / afrejse ******************************************