function writeit(text,id) {
	if (document.getElementById) { // Netscape 6, Explorer 5		
		x = document.getElementById(id);
		x.innerHTML = '';
		x.innerHTML = text;
	} else if (document.all) { // IE4 DOM		
		x = document.all[id];
		x.innerHTML = text;
	}
}
function makeRequest(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() { alertContents(func,httpRequest); };
	httpRequest.open("GET", "/temaferie/erhverv/asyn.aspx?f="+ func +"&p="+ parms, true);
	httpRequest.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT" );
	httpRequest.send(null);
}
function callAsyn(fid) {
	var formid = 1;	
	if(fid || fid==0) formid=fid;
	makeRequest('qs', getFormValues(document.forms[formid]));
}
function getFormValues(fobj) {
	var str = "";	
	for(var i = 0;i < fobj.elements.length;i++) {
		var name = fobj.elements[i].name;
		if(name.indexOf('UC_HovedSoegBlok')>-1) {
			name = name.replace('UC_HovedSoegBlok1:','');
			switch(fobj.elements[i].type) {
				case "text":					
					str += name.replace('TextBox_','') +"="+ escape(fobj.elements[i].value) +":";
					break;
				case "hidden":	
				if(name!='TextBox_radius') // undlad radius				
					str += name.replace('TextBox_','') +"="+ escape(fobj.elements[i].value) +":";
					break;
				case "checkbox":
					if(fobj.elements[i].checked)
						str += name.replace('CheckBox_','') +"=yes" +":";
					break;
				case "select-one":
					var val = fobj.elements[i].options[fobj.elements[i].selectedIndex].value;
					if(val!=0)
						str += name.replace('DropDownList_','') +"="+ val +":";
					break;
			}
		}
	}	
	return str;
}
function makePOSTRequest(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() { alertContents(func,httpRequest); };
	httpRequest.open("POST", "/asyn.aspx?f="+ func +"&p=none", true);
	httpRequest.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	httpRequest.setRequestHeader("Content-length", parms.length);
	httpRequest.setRequestHeader("Connection", "close");
	httpRequest.send(parms);
}
function alertContents(func,httpRequest) {	
	if (httpRequest.readyState == 4) {
		if (httpRequest.status == 200) {		   
			var data = httpRequest.responseText;
			if(data.length>0) {
				var dataArr = data.split(';');				
				if(func=="qs"){ 
					writeit(dataArr[0] +' houses','searchresult');
					if(data=="0") document.getElementById('UC_HovedSoegBlok1_Button_Search').disabled=true;
					else document.getElementById('UC_HovedSoegBlok1_Button_Search').disabled=false;
				}		
			}	  
		}
	}	
}

document.write(unescape("%3Cscript src='http://maps.google.com/maps?file=api&ampv=2&amp;key=ABQIAAAACGrGTgsCZdTsuvK1gjKu5BR8whNOB0jF_fnrUnZeBkA-brAoCBQQllfzuVvkQtyTCUSRkfYhZtHsvQ' type='text/javascript'%3E%3C/script%3E"));
var map;
var polygon;
var marker;
function MapLoad() {
	if (GBrowserIsCompatible()) {	  	
		map = new GMap2(document.getElementById("map"));
  		var mt = map.getMapTypes();
		for (var i=0; i<mt.length; i++) {
			mt[i].getMinimumResolution = function() {return 6;}
			mt[i].getMaximumResolution = function() {return 12;}
		}
		map.addControl(new GLargeMapControl());
		map.addControl(new GScaleControl());
		map.enableScrollWheelZoom();		
		//map.addControl(new GOverviewMapControl());
		
		var center = new GLatLng(TB_lat.value,TB_lng.value);
		map.setCenter(center, parseInt(DL_zoom.value));	

		marker = new GMarker(center, {icon: new GIcon(G_DEFAULT_ICON), draggable: true});
		//GEvent.addListener(marker, "mouseover", function() {alert('over');});
		GEvent.addListener(marker, "dragstart", function() {map.removeOverlay(polygon);});
		GEvent.addListener(marker, "dragend", function() {CalcArea(marker.getPoint());});
		map.addOverlay(marker);
			
		GEvent.addListener(map, "zoomend", function() {
			map.setCenter(marker.getLatLng());
		});
		GEvent.addListener(map, "click", function(overlay,point) {				
			if(point)marker.setPoint(point);				
			if(!overlay)CalcArea(point);						
		});
		GEvent.addListener(map, "move", function() {
			checkBounds();
		});		
		var Bounds = new GLatLngBounds(new GLatLng(54.35,4.5), new GLatLng(58,15.2));

		function checkBounds() {
			if (Bounds.containsLatLng(map.getCenter()))
				return;
			var X = map.getCenter().lng();
			var Y = map.getCenter().lat();		
			var AmaxX = Bounds.getNorthEast().lng();
			var AmaxY = Bounds.getNorthEast().lat();
			var AminX = Bounds.getSouthWest().lng();
			var AminY = Bounds.getSouthWest().lat();
			if (X < AminX) {X = AminX;}
			if (X > AmaxX) {X = AmaxX;}
			if (Y < AminY) {Y = AminY;}
			if (Y > AmaxY) {Y = AmaxY;}
			map.setCenter(new GLatLng(Y,X));	
		}
		CalcArea();	
	}
}
function process_it(doc) {
	var Data = eval('(' + doc + ')');	
	if(polygon)map.removeOverlay(polygon);	
	polygon = new GPolygon(Data.coords[0].area, "#f33f00", 2, 1, "#ff0000", 0.2);
	GEvent.addListener(polygon, "click", function(point) { map.removeOverlay(polygon);marker.setPoint(point);CalcArea(point); }); 
	map.addOverlay(polygon);
	callAsyn(0);
}		  
function CalcArea(point) {	
	if(point) {
		TB_lat.value = point.lat();
		TB_lng.value = point.lng();
	}
	TB_radius.value = DL_radius.value;
	GDownloadUrl("/temaferie/erhverv/asyn.aspx?f=cc&p="+ TB_lat.value +":"+ TB_lng.value+":"+TB_radius.value, process_it);	
}
function Zoom(newLevel) { 				
	map.setZoom(parseInt(newLevel));
}
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();
		}
	}
}
addLoadEvent(MapLoad);
//addUnLoadEvent(GUnload);