var styleTargetObject = null;
		var styleDivShim = getStyleObject('DivShim');
		var PeriodStart = "11-03-2010";
		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) {			
			if(!styleTargetObject) styleTargetObject = getStyleObject(targetObjectId);
			if(eventObj && styleTargetObject && styleDivShim) {				
				
				//!!TTO: append calendarstring og seasonstartdate.
				if(document.getElementById(targetObjectId + '_vacant') != null && document.getElementById(targetObjectId + '_startdate') != null)
				{sCalendar = "&cs=" + document.getElementById(targetObjectId + '_startdate').innerHTML + "&cv=" + document.getElementById(targetObjectId + '_vacant').innerHTML;}
				else{sCalendar ="";}
			
				doCal('show');	// Asyn	
				eventObj.cancelBubble = true;// stop event from bubbling up any farther
				var newXCoordinate = findPosX(document.getElementById('Image_startdate'));
				var newYCoordinate = findPosY(document.getElementById('Image_startdate'));
				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) {
			var x = null;
			if (document.getElementById) {
				// Netscape 6, Explorer 5
				x = document.getElementById(id);				
				if(x) {
					x.innerHTML = '';
					x.innerHTML = text;
				}				
			} else if (document.all) {
				// IE4 DOM
				x = document.all[id];
				if(x) x.innerHTML = text;
			}
		}		
		function doCal(func, parms) {
			var httpRequest;

			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,httpRequest); };
			httpRequest.open("GET", "/temasite/Calendar.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,httpRequest) {    
			if (httpRequest.readyState == 4) {
				if (httpRequest.status == 200) {
					var Data = eval('(' + httpRequest.responseText + ')');	
					LastStartDate = Data.calendar[0].startdate;			
					writeit(Data.calendar[0].html,"docCal"); // 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);
				}
			}   
		}