var gglMap;
	var gglMarkers=[];
	var gglGenres=[];
	var gHttpObj;
	var zoomEvent;
	var mendEvent;

	function gglmapload(){
		if(typeof(GBrowserIsCompatible)=='undefined'){
			document.getElementById('map').innerHTML='<br><br><br>GoogleMapsと通信ができません。<br>お手数ですが<b>再読み込みボタン</b>を押してリロードを行ってください。<br><br>(尚、この現象はIE6以前のブラウザをお使いの方に発生します。)';
		}
		if (GBrowserIsCompatible()) {
			gglMap = new GMap(document.getElementById("map"));
			gglMap.centerAndZoom(new GPoint(137.74658203125, 37.76202988573211), 13);
			gglMap.addControl(new GLargeMapControl());
			gglMap.addControl(new GMapTypeControl());
			getGMakerData();
		}else{
			document.getElementById('map').innerHTML='ご利用の環境ではこのマップをご覧いただけません。';
		}
	}

	function getGMakerData(){
	
		gHttpObj = GXmlHttp.create();
		gHttpObj.open("get", "./maps/readmaps.php?resion=");
		gHttpObj.onreadystatechange = function() {
			if ((parseInt(gHttpObj.readyState) == 4) && (parseInt(gHttpObj.status) == 200)) addGMarker(pno);
		}
		gHttpObj.send(null);
	}

	function addGMarker(pno){

		var markerNo;
		var lat;
		var lng;
		var data;
		var CR = String.fromCharCode(13);
		var txt = gHttpObj.responseText;
		var pointData = txt.split(CR);
		var pnt,markerNo,lat,lng,marker,point;

		for (var i=0; i<pointData.length-1; i++) {
			pnt = pointData[i].split(",");
			markerNo = parseInt(pnt[0]);
			lat = pnt[3];
			lng = pnt[4];

			var point = new GPoint(lat,lng);
			var marker = buildmarker(point,document.getElementById('mark_' + markerNo).innerHTML,"maps/images/flag01.png");
			gglMap.addOverlay(marker);
			gglMarkers[markerNo]=marker;
			if(markerNo == pno){
				gglMap.centerAndZoom(new GPoint(lat, lng), 5);
				marker.openInfoWindowHtml(document.getElementById('mark_' + markerNo).innerHTML);
			}
		}
	}



	function buildmarker(point,str,imageURL){

		var icon=new GIcon();
		icon.image=imageURL;
		icon.iconSize = new GSize(20, 22) ;
		icon.iconAnchor = new GPoint(0,22) ;
		icon.infoWindowAnchor = new GPoint(15, 10);

		var marker = new GMarker(point,icon);

		GEvent.addListener(marker, "click", function() {
			marker.openInfoWindowHtml(str);
		});
		return marker;
	}

	function resize(){
		var map_obj=document.getElementById("map");
		var disp=getDispSize();
		map_obj.style.width=(disp.width-30)+"px";
		map_obj.style.height=(disp.height-80)+"px";
		if( gglMap ){
			gglMap.checkResize();
			var point = gglMap.getCenterLatLng();
			gglMap.panTo(new GLatLng(point.y, point.x));
		}
	}
	function getDispSize(){
	 if(document.all){
		 if(window.opera){
			 return {width:document.body.clientWidth,height:document.body.clientHeight};
		 }else{
			 return {width:document.documentElement.clientWidth,height:document.documentElement.clientHeight};
		 }
	 }
	 else if(document.layers || document.getElementById){
		 return {width:window.innerWidth,height:window.innerHeight};
	 }
	}

	function popbal(lat,lng,markerNo){

		gglMap.centerAndZoom(new GPoint(lat, lng), 5);
		gglMarkers[markerNo].openInfoWindowHtml(document.getElementById('mark_' + markerNo).innerHTML);

	}