anchor.diff:    <div id="map"></div>
     <script>
       var map = new L.Map('map');
  -    var layer = new L.TileLayer('/tiles/\<\%\= params[:splat] \%\>/{x}/{y}/{z}.png')
  +    var layer = new L.TileLayer('/tiles/\<\%\= params[:splat].first \%\>/{x}/{y}/{z}.png')
       map.addLayer(layer).setView(new L.LatLng(38, -95), 1);
     </script>
   </body>
  
positive.code: 
      <p>
        Simpler Tiles was designed to make <a href="http://wiki.openstreetmap.org/wiki/Slippy_Map">slippy maps</a>. The following is a basic tile
        server using <a href="http://sinatrarb.com">Sinatra</a>. It will open display any shapefile on your hard drive
        by visiting a url like: <a href="">http://localhost:4567/shape/path/to/shapefile.shp</a>
      </p>
  
  
negative.code:   m.set_bounds(-585080.885134, 6849466.721081, 4161303.603672, 9587780.816356)
  
    Dir["\#\{ROOT\}/data/*.shp"].each do |shp|
      m.layer shp do |l|
        l.query "select * from '\#\{File.basename shp, '.shp'\}'" do |q|
          q.styles "stroke" => "#111111",
                "line-join" => "round",
  