tyrasd/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
  <script src='http://api.tiles.mapbox.com/mapbox.js/v0.6.7/mapbox.js'></script>
  <link href='http://api.tiles.mapbox.com/mapbox.js/v0.6.7/mapbox.css' rel='stylesheet' />
  <style>
    body { margin:0; padding:0; }
    #map { position:absolute; top:0; bottom:0; width:100%; }
  </style>
</head>
<body>
<style type='text/css'>
    body {
        font:20px/20px 'Helvetica Neue',sans-serif;
        background:#f2efe9;
    }
  #swipe {
    background:#222;
    position:absolute;
    bottom:0;
    left:0;
    right:0;
    z-index:1000;
    padding:10px;
    height:30px;
  }
  #swipe #handle {
    position:absolute;
    height:20px;
    padding:5px;
    background:#fff;
    font-weight:bold;
    border:1px solid #333;
    color:blue;
    cursor:pointer;
    -webkit-user-select: none;
  }
  .map-attribution {
    bottom: 50px;
  }
  #osm1 {
    position:absolute;
    left:10px;
    top:0px;
    z-index:99;
  }
  #osm2 {
    position:absolute;
    right:10px;
    top:0px;
    z-index:99;
  }

</style>
<div id='swipe'>
    <div id='handle'>drag</div>
</div>
<div id='map'></div>
<h1 id='osm1'>osm-carto</h1>
<div id='osm2'>
    <h1>old "Mapnik" (via enaikoon.de)</h1>
</div>
<script>
  var map = mapbox.map('map'),
      layers = document.getElementById('layers');

  map.setZoomRange([0,18])
  map.addLayer(MM.TemplatedLayer('http://tile.enaikoon.de/osm/{Z}/{X}/{Y}.png'));
  map.addLayer(MM.TemplatedLayer('http://tile.openstreetmap.org/{Z}/{X}/{Y}.png'));
  map.zoom(6).center({ lat: 48, lon: 9 });
  map.ui.hash.add();
  map.ui.attribution.add()
      .content('<a href="http://opentreetmap.org/copyright">&copy;</a>');

  var l_parent = map.getLayerAt(1).parent,
      handle = document.getElementById('handle'),
      dragging = false;

  handle.onmousedown = function() { dragging = true; return false;}
  document.onmouseup = function() { dragging = false; }
  document.onmousemove = function(e) {
      if (!dragging) return;
      setDivide(MM.getMousePoint(e, map).x);
  }

  function setDivide(x) {
      x = Math.max(0, Math.min(x, map.dimensions.x));
      handle.style.left = (x - 20) + 'px';
      l_parent.style.clip = 'rect(0px ' + x + 'px 9999999px 0px)';
  }

  setDivide(400);
</script>
</body>
</html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src='http://api.tiles.mapbox.com/mapbox.js/v0.6.7/mapbox.js'></script>
	<link href='http://api.tiles.mapbox.com/mapbox.js/v0.6.7/mapbox.css' rel='stylesheet' />
	<style>
	body { margin:0; padding:0; }
	#map { position:absolute; top:0; bottom:0; width:100%; }
	</style>
	</head>
	<body>
	<style type='text/css'>
	body {
	font:20px/20px 'Helvetica Neue',sans-serif;
	background:#f2efe9;
	}
	#swipe {
	background:#222;
	position:absolute;
	bottom:0;
	left:0;
	right:0;
	z-index:1000;
	padding:10px;
	height:30px;
	}
	#swipe #handle {
	position:absolute;
	height:20px;
	padding:5px;
	background:#fff;
	font-weight:bold;
	border:1px solid #333;
	color:blue;
	cursor:pointer;
	-webkit-user-select: none;
	}
	.map-attribution {
	bottom: 50px;
	}
	#osm1 {
	position:absolute;
	left:10px;
	top:0px;
	z-index:99;
	}
	#osm2 {
	position:absolute;
	right:10px;
	top:0px;
	z-index:99;
	}

	</style>
	<div id='swipe'>
	<div id='handle'>drag</div>
	</div>
	<div id='map'></div>
	<h1 id='osm1'>osm-carto</h1>
	<div id='osm2'>
	<h1>old "Mapnik" (via enaikoon.de)</h1>
	</div>
	<script>
	var map = mapbox.map('map'),
	layers = document.getElementById('layers');

	map.setZoomRange([0,18])
	map.addLayer(MM.TemplatedLayer('http://tile.enaikoon.de/osm/{Z}/{X}/{Y}.png'));
	map.addLayer(MM.TemplatedLayer('http://tile.openstreetmap.org/{Z}/{X}/{Y}.png'));
	map.zoom(6).center({ lat: 48, lon: 9 });
	map.ui.hash.add();
	map.ui.attribution.add()
	.content('<a href="http://opentreetmap.org/copyright">©</a>');

	var l_parent = map.getLayerAt(1).parent,
	handle = document.getElementById('handle'),
	dragging = false;

	handle.onmousedown = function() { dragging = true; return false;}
	document.onmouseup = function() { dragging = false; }
	document.onmousemove = function(e) {
	if (!dragging) return;
	setDivide(MM.getMousePoint(e, map).x);
	}

	function setDivide(x) {
	x = Math.max(0, Math.min(x, map.dimensions.x));
	handle.style.left = (x - 20) + 'px';
	l_parent.style.clip = 'rect(0px ' + x + 'px 9999999px 0px)';
	}

	setDivide(400);
	</script>
	</body>
	</html>