function start(){
		$("#browser").treeview({
			toggle: function() {
				// console.log("%s was toggled.", $(this).find(">span").text());
			}
		});
		
		$("#add").click(function() {
			var branches = $("<li><span class='folder'>New Sublist</span><ul>" + 
				"<li><span class='file'>Item1</span></li>" + 
				"<li><span class='file'>Item2</span></li></ul></li>").appendTo("#browser");
			$("#browser").treeview({
				add: branches
			});
		});
}