am following this tuto to create a map on web with geoserver, GeoEXT, EXTJs, and openlayers here's the linki downloaded ext 4.2.0, openlayers 2.12 and GeoEXT 1.1, when i try to show the map : //geo.ancfcc/geoserver/www/search/map.html , all i get is a blank page. i don't know what's the error (i don't know where to find error log) here's my map.html:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html>
<head>
<title>
A map
</title>
<script src="../ext/ext-all-debug.js" type="text/javascript"></script>
<script src="../ext/bootstrap.js" type="text/javascript"></script>
<script src="../ext/ext-all.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="../ext/resources/css/ext-all.css">
<script src="../openlayers/OpenLayers.js" type="text/javascript"></script>
<script src="../GeoExt/lib/GeoExt.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="../GeoExt/resources/css/geoext-all-debug.css">
<script type="text/javascript">
Ext.onReady(function() {
var map = new OpenLayers.Map();
var layer = new OpenLayers.Layer.WMS(
"Blue Marble",
"http://geo.ancfcc/geoserver/wms",
{layers: "ancfcc:titres_salemed_valid"}
);
map.addLayer(layer);
new GeoExt.MapPanel({
renderTo: 'gxmap',
height: 400,
width: 600,
map: map,
title: 'A Simple GeoExt Map'
});
});
</script>