Seems like it works with the code below. Is there any reason you can think of why it wouldn't work? Is there maybe some proxy issues or...?
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=7,IE=9" />
<!--The viewport meta tag is used to improve the presentation and behavior of the samples on iOS devices-->
<meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"/>
<title>
</title>
<link rel="stylesheet" type="text/css" href="http://serverapi.arcgisonline.com/jsapi/arcgis/3.2/js/dojo/dijit/themes/claro/claro.css">
<link rel="stylesheet" type="text/css" href="http://serverapi.arcgisonline.com/jsapi/arcgis/3.2/js/esri/css/esri.css" />
<style type="text/css">
html, body { height: 100%; width: 100%; margin: 0; padding: 0; }
#map{
padding:0;
}
</style>
<script type="text/javascript">
var djConfig = {
parseOnLoad: true
};
</script>
<script type="text/javascript" src="http://serverapi.arcgisonline.com/jsapi/arcgis/?v=3.2"></script>
<script type="text/javascript">
dojo.require("dijit.dijit"); // optimize: load dijit layer
dojo.require("dijit.layout.BorderContainer");
dojo.require("dijit.layout.ContentPane");
dojo.require("esri.map");
dojo.require("esri.virtualearth.VETiledLayer");
dojo.require("dijit.TitlePane");
dojo.require("esri.dijit.BasemapGallery");
dojo.require("esri.arcgis.utils");
dojo.require("esri.dijit.Print");
var map = null;
var printer = null;
function init() {
var initExtent = new esri.geometry.Extent({"xmin":-11727455,"ymin":4861652,"xmax":-11706340,"ymax":4871512,"spatialReference":{"wkid":102100}});
map = new esri.Map("map",{extent:initExtent});
var initBasemap = new esri.layers.ArcGISTiledMapServiceLayer("http://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer");
map.addLayer(initBasemap);
createBasemapGallery();
printer = new esri.dijit.Print({
map: map,
url: "http://sampleserver6.arcgisonline.com/arcgis/rest/services/Utilities/PrintingTools/GPServer/Export%20Web%20Map%20Task"
}, dojo.byId("printButton"));
printer.startup();
//resize the map when the browser resizes
dojo.connect(dijit.byId('map'), 'resize', map,map.resize);
}
function createBasemapGallery() {
//add the basemap gallery, in this case we'll display maps from ArcGIS.com including bing maps
var basemapGallery = new esri.dijit.BasemapGallery({
showArcGISBasemaps: true,
bingMapsKey: 'Aif97ms9mB7rx0XekBectyS7N3_RMC-t9PVPCXmyrbYemoD4GjhUpenNXpEJCI7w',
map: map
}, "basemapGallery");
basemapGallery.startup();
dojo.connect(basemapGallery, "onError", function(msg) {console.log(msg)});
}
//show map on load
dojo.addOnLoad(init);
</script>
</head>
<body class="claro">
<div dojotype="dijit.layout.BorderContainer" design="headline" gutters="false" style="width:100%;height:100%;margin:0;">
<div id="map" dojotype="dijit.layout.ContentPane" region="center" style="border:1px solid #000;padding:0;">
<div id="printButton"></div>
<div style="position:absolute; right:20px; top:10px; z-Index:999;">
<div dojoType="dijit.TitlePane" title="Switch Basemap" closable="false" open="false">
<div dojoType="dijit.layout.ContentPane" style="width:380px; height:280px; overflow:auto;">
<div id="basemapGallery">
</div>
</div>
</div>
</div>
</div>
</div>
</body>
</html>