var map;
function load(){
	if (GBrowserIsCompatible()) {
		map = new GMap2(document.getElementById("map"));
		map.addControl(new GLargeMapControl());
		map.addControl(new GMapTypeControl());
		map.addControl(new GScaleControl());
		map.setCenter(new GLatLng(39.90660890771739, 116.39748573303223), 11);
	}
}

var resultText = "";
var markers = new Array();
var htmls = new Array();
var end;
var i=1;
function createMarker(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/iconr/iconr"+ i + ".png";
	myIcon.iconSize = new GSize(20, 34);
	myIcon.shadow = "http://www.travelplatz.com/js/shadow50.png";
	myIcon.shadowSize = new GSize(37, 34);
	myIcon.iconAnchor = new GLatLng(34, 10);
	myIcon.infoWindowAnchor = new GPoint(5, 5);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}

function createMarker1(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_1.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker2(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_2.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker5(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_5.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker8(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_8.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker13(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_13.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker_ap(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_ap.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}
function createMarker_o(point, title, html){
	var myIcon;
	myIcon = new GIcon();
	myIcon.image = "http://www.travelplatz.com/js/shanghai/b_o.png";
	myIcon.iconSize = new GSize(15, 15);
	myIcon.iconAnchor = new GLatLng(10, 20);
	myIcon.infoWindowAnchor = new GPoint(20, 0);
	var marker = new GMarker(point,{"icon":myIcon, "clickable":true, "title":title});
	GEvent.addListener(marker, "click", function() {marker.openInfoWindowHtml(html);});
		map.removeOverlay(marker);
		markers[i] = marker;
		htmls[i] = html;
		resultText =  resultText + "<a href=javascript:changePlace("+ i +")>"+ i + " " + title +"</a><br />";
		i++;
		if(i >end){i=1}
		return marker;
}

function clearMarker(){
	map.clearOverlays();
}
function changePlace(i) {
   markers[i].openInfoWindowHtml(htmls[i]);
}
function loadMap(url){
	var request = GXmlHttp.create();
	request.open("GET", url, true);
	request.onreadystatechange = function(){
		if(request.readyState==4){
			var xml = request.responseXML;
			var place = xml.documentElement.getElementsByTagName("items");
			end = place.length;
			resultText="";
			for(var i=0; i<place.length; i++){
				var lat = parseFloat(place[i].getElementsByTagName("lat")[0].firstChild.nodeValue);
				var lng = parseFloat(place[i].getElementsByTagName("lon")[0].firstChild.nodeValue);
				var point = new GLatLng(lat, lng);
				var html = "<div style='width:200px'>";
				if(place[i].getElementsByTagName("name").length != 0){
					html += "<b style='color: navy; font-size: small; font-weight: 400; font-style: normal;'>";
					var name = place[i].getElementsByTagName("name")[0].firstChild.nodeValue;
				}
				if(place[i].getElementsByTagName("kana").length != 0){
					html += place[i].getElementsByTagName("kana")[0].firstChild.nodeValue;
					html += "</b>)<br />";
				}else{
					html += "";
				}
				if(place[i].getElementsByTagName("url").length != 0){
					var link = place[i].getElementsByTagName("url")[0].firstChild.nodeValue;
					html += "<a href='" + link + "' target='_blank'>" + name + "</a></b><br />";
				}else{
					html += name;
					html += "</b><br />";
				}
				if(place[i].getElementsByTagName("info").length != 0){
					html += "<font size='-1'>";
					html += place[i].getElementsByTagName("info")[0].firstChild.nodeValue;
					html += "<br/><a href=javascript:map.zoomIn()>zoomIn</a> | <a href=javascript:map.zoomOut()>zoomOut</a></font></div>";
				}else{
					html += "";
					html += "</div>";
				}
				var title = place[i].getElementsByTagName("name")[0].firstChild.nodeValue;
				var flag = place[i].getElementsByTagName("flag")[0].firstChild.nodeValue;
				if(flag==1){var marker = createMarker1(point, title, html);}
				else if(flag==2){var marker = createMarker2(point, title, html);}
				else if(flag==5){var marker = createMarker5(point, title, html);}
				else if(flag==8){var marker = createMarker8(point, title, html);}
				else if(flag==13){var marker = createMarker13(point, title, html);}
				else if(flag==14){var marker = createMarker_ap(point, title, html);}
				else if(flag==15){var marker = createMarker_o(point, title, html);}
				else if(flag==0){var marker = createMarker(point, title, html);}
				else {var marker = createMarker(point, title, html);}
				map.addOverlay(marker);
				}
				document.getElementById("map_right").innerHTML = resultText;
		}
	}
request.send('');
}
onload = load;
onunload = GUnload;