var map = L.map('map').setView([51.505, -0.09], 13);
L.tileLayer('http://{s}.tile.cloudmade.com/BC9A493B41014CAABB98F0471D7597077ad1b23bf3f347f8b0ab2416f66737fc/997/256/{z}/{x}/{y}.png', {
maxZoom: 18,
attribution: 'Map data © <a href="http://openstreetmap.org">OpenStreetMap</a> contributors, <a href="http://creativecommons.org/licenses/by-sa/2.0/">CC-BY-SA</a>, Imagery © <a href="http://cloudmade.com">CloudMade</a>'