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(35.646685,139.71007);
    var myOptions = {
      center : initPos,
      zoom : 15,
      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(35.6470292,139.7082729);
var markerPos1 = new google.maps.LatLng(35.6415162,139.7153641);
var markerPos2 = new google.maps.LatLng(35.6458405,139.7091090);
var markerPos3 = new google.maps.LatLng(35.6459599,139.7088812);
var markerPos4 = new google.maps.LatLng(35.6459044,139.7085396);
createMarker(map_canvas, markerPos0, "ホテルエクセレント恵比寿<br />東京都渋谷区恵比寿西1-9-5 <br />03-5458-0087<div class=dtl><a href=detail.html?id=54&query=4>詳細</a>","./marker/pin_biz01.png");
createMarker(map_canvas, markerPos1, "ウェスティンホテル東京<br />東京都目黒区三田1-4-1（恵比寿ガーデンプレイス内）<br />03-5423-7000<div class=dtl><a href=detail.html?id=308&query=4>詳細</a>","./marker/pin_biz02.png");
createMarker(map_canvas, markerPos2, "セピア<br />東京都渋谷区恵比寿南1-9-12<br />03-3713-5686<div class=dtl><a href=detail.html?id=416&query=4>詳細</a>","./marker/pin_lov03.png");
createMarker(map_canvas, markerPos3, "ベラーレ<br />東京都渋谷区恵比寿南1-8-6 <br />03-5725-8899<div class=dtl><a href=detail.html?id=434&query=4>詳細</a>","./marker/pin_lov04.png");
createMarker(map_canvas, markerPos4, "恵比寿US<br />東京都渋谷区恵比寿南1-10-1<br /> 03-3792-3681<div class=dtl><a href=detail.html?id=834&query=4>詳細</a>","./marker/pin_lov05.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;
	}