code: function () {
  			var self = this;
  			console.log('getting servers...');
  			var req = get_req();
  			var server_names;
  			req.onreadystatechange = function get_servers_response () {
  				if (req.readyState === 4) {
  					server_names = JSON.parse(req.responseText);
  				}
  			};
  			req.open("GET", "/servers", false);
  			req.send("");
  			return server_names;
  		}
docs: get the list of server names (blocking)