var currentInfoWindow = null;	//最後に開いた情報ウィンドウを記憶
  function initialize() {
	//地図初期化
    var initPos = new google.maps.LatLng(35.7356234,139.6516577);
    var myOptions = {
      center : initPos,
      zoom : 12,
      mapTypeId : google.maps.MapTypeId.ROADMAP
    };
    var map_canvas = new google.maps.Map(document.getElementById("map_canvas"), myOptions);

	//マーカーを作成
	var markerPos0 = new google.maps.LatLng(35.7283304,139.5774115);
var markerPos1 = new google.maps.LatLng(35.7423517,139.6034006);
var markerPos2 = new google.maps.LatLng(35.7366628,139.5779417);
createMarker(map_canvas, markerPos0, "マリブ<br />東京都練馬区関町北4-4-8<br />03-3928-7100<div class=dtl><a href=detail.html?id=718&query=練馬区>詳細</a>","./marker/pin_lov01.png");
createMarker(map_canvas, markerPos1, "MI･YA･KO（都ホテル）<br />東京都練馬区石神井町3-28-11 <br />03-3996-0414<div class=dtl><a href=detail.html?id=719&query=練馬区>詳細</a>","./marker/pin_lov02.png");
createMarker(map_canvas, markerPos2, "ライオンズロック<br />東京都練馬区石神井台8-25-3 <br />03-3867-0033<div class=dtl><a href=detail.html?id=720&query=練馬区>詳細</a>","./marker/pin_lov03.png");
  }

	function createMarker(map, latlng, text, icon) {
		var infoWndOpts = {
			content : text
		};
		var infoWnd = new google.maps.InfoWindow(infoWndOpts);
		var image = icon;

		var markerOpts = {
			position : latlng,
			map : map,
			icon : image
		};

		var marker = new google.maps.Marker(markerOpts);
		google.maps.event.addListener(marker, "click", function(){
			//先に開いた情報ウィンドウがあれば、closeする
			if (currentInfoWindow) {
				currentInfoWindow.close();
			}
			//情報ウィンドウを開く
			infoWnd.open(map, marker);

			currentInfoWindow = infoWnd;
		});
		return marker;
	}