This is a strange browser issue. When I view the HTML in FireFox 20.0.1, I am getting the expected result which is a header, a left pane with a button, and the content pane with the map . When I view the same HTML in IE8, the map is appearing inside the button.<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=7,IE=9">
<meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"/>
<title>Simple Map</title>
<link rel="stylesheet" href="http://serverapi.arcgisonline.com/jsapi/arcgis/3.4/js/dojo/dijit/themes/soria/soria.css" />
<link rel="stylesheet" href="http://serverapi.arcgisonline.com/jsapi/arcgis/3.4/js/esri/css/esri.css" />
<script>var dojoConfig = { async: true };</script>
<script src="http://serverapi.arcgisonline.com/jsapi/arcgis/3.4/"></script>
<script></script>
<style>
html, body, #mapDiv {
padding: 0;
margin: 0;
height: 100%;
}
</style>
<script>
require(
[
"dojo/parser", "dojo/ready",
"esri/map",
"dijit/form/Button",
"dijit/layout/BorderContainer", "dijit/layout/ContentPane"
],
function (parser, ready, Map, Button) {
ready(function () {
parser.parse();
var map = new Map("mapDiv", {
basemap: "streets",
center: [-102, 40],
zoom: 5
});
});
});
</script>
</head>
<body class="soria">
<div data-dojo-type="dijit/layout/BorderContainer" data-dojo-props="design:'headline', gutters:true" style="width:100%; height:100%;">
<div data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'top'" style="height:40px;">
<span>Hello</span>
</div>
<div data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'left'">
<button data-dojo-type="dijit/form/Button" type="button" data-dojo-props="iconClass:'dijitEditorIcon dijitEditorIconCut', showLabel:true" />
<span>Hello Jason</span>
</div>
<div id="mapDiv" data-dojo-type="dijit/layout/ContentPane" data-dojo-props="region:'center'" style="width:300px;" />
</div>
</body>
</html>