markers.html
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
#map {
width: 512px;
height: 512px;
border: 1px solid black;
}
</style>
<script src="../lib/OpenLayers.js"></script>
<script type="text/javascript">
<!--
var map, layer;
function init(){
OpenLayers.ProxyHost="/proxy/?url=";
map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0", {layers: 'basic'} );
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0, 0), 0);
var newl = new OpenLayers.Layer.Text( "text", { location:"./textfile.txt"} );
map.addLayer(newl);
var markers = new OpenLayers.Layer.Markers( "Markers" );
map.addLayer(markers);
var size = new OpenLayers.Size(10,17);
var offset = new OpenLayers.Pixel(-(size.w/2), -size.h);
var icon = new OpenLayers.Icon('http://boston.openguides.org/markers/AQUA.png',size,offset);
markers.addMarker(new OpenLayers.Marker(new OpenLayers.LonLat(0,0),icon));
var halfIcon = icon.clone();
markers.addMarker(new OpenLayers.Marker(new OpenLayers.LonLat(0,45),halfIcon));
marker = new OpenLayers.Marker(new OpenLayers.LonLat(90,10),icon.clone());
marker.setOpacity(0.2);
marker.events.register('mousedown', marker, function(evt) { alert(this.icon.url); Event.stop(evt); });
markers.addMarker(marker);
map.addControl(new OpenLayers.Control.LayerSwitcher());
map.zoomToMaxExtent();
halfIcon.setOpacity(0.5);
}
// -->
</script>
</head>
<body onload="init()">
<h1>OpenLayers Example</h1>
<div id="map"></div>
</body>
</html>