arcgis访问百度地图

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>访问百度地图</title>
    <link rel="stylesheet" href="http://js.arcgis.com/3.9/js/esri/css/esri.css">
    <style>
        html, body, #map {
            padding:0;
            margin:0;
            height:100%;
            width:100%;
        }
    </style>
    <script type="text/javascript">
        var dojoConfig = {
            async: true,
            packages: [{
                "name": "bism",
                "location": location.pathname.replace(//[^/]+$/, "") + "/js/bism"
            }]
        };
    </script>
    <script src="http://js.arcgis.com/3.9/"></script>
    <script type="text/javascript">
        var map;

        require([
            "esri/map",
            "bism/BaiduLayer",
            "dojo/domReady!"
        ], function (
            Map, BaiduLayer
        ) {
            var layer = new BaiduLayer();
            map = new Map("map");
            map.addLayer(layer);
        });
    </script>
</head>
<body class="tundra">
    <div id="map">
    </div>
</body>
</html>