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diff --git a/misc/openlayers/examples/osm-grayscale.html b/misc/openlayers/examples/osm-grayscale.html
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--- a/misc/openlayers/examples/osm-grayscale.html
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@@ -1,77 +0,0 @@
-<!DOCTYPE html>
-<html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
- <meta name="apple-mobile-web-app-capable" content="yes">
- <title>OpenLayers Grayscale OSM Example</title>
- <link rel="stylesheet" href="../theme/default/style.css" type="text/css">
- <link rel="stylesheet" href="style.css" type="text/css">
- <script src="../lib/OpenLayers.js"></script>
- <script type="text/javascript">
- var map, layer;
-
- function init() {
- if (!OpenLayers.CANVAS_SUPPORTED) {
- var unsupported = OpenLayers.Util.getElement('unsupported');
- unsupported.innerHTML = 'Your browser does not support canvas, nothing to see here !';
- }
-
- layer = new OpenLayers.Layer.OSM('Simple OSM Map', null, {
- eventListeners: {
- tileloaded: function(evt) {
- var ctx = evt.tile.getCanvasContext();
- if (ctx) {
- var imgd = ctx.getImageData(0, 0, evt.tile.size.w, evt.tile.size.h);
- var pix = imgd.data;
- for (var i = 0, n = pix.length; i < n; i += 4) {
- pix[i] = pix[i + 1] = pix[i + 2] = (3 * pix[i] + 4 * pix[i + 1] + pix[i + 2]) / 8;
- }
- ctx.putImageData(imgd, 0, 0);
- evt.tile.imgDiv.removeAttribute("crossorigin");
- evt.tile.imgDiv.src = ctx.canvas.toDataURL();
- }
- }
- }
- });
-
- // If you get a security error because the tile are not
- // from the same domain as this page, a simple Apache
- // proxy can be created to workaround this issue:
- //
- // <Proxy *>
- // Order deny,allow
- // Allow from localhost
- // </Proxy>
- // ProxyPass /osm http://tile.openstreetmap.org/
- //
- // Then, in the layer definition above, replace null with '/osm/${z}/${x}/${y}.png'
-
- map = new OpenLayers.Map('map', {
- layers: [layer],
- zoom: 3,
- center: [-1081125, 6212801]
- });
- }
- </script>
- </head>
- <body onload="init()">
- <h1 id="title">Grayscale OSM Example</h1>
-
- <div id="tags">
- openstreetmap canvas grayscale light
- </div>
-
- <div id="shortdesc">Show an OSM Map in grayscale</div>
-
- <div id="map" class="smallmap"></div>
-
- <div id="docs">
- <p>This example shows an OSM layer where the tiles were
- converted to grayscale
- with <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html">canvas</a>.</p>
- <p style="color:red;" id="unsupported"></p>
- </div>
-
- </body>
-</html>