width = data.schedule + '%';
                $('.mdui-progress-determinate').css('width', width);
                $('#hint').replaceWith("<p id=\"hint\">" + data.current + "</p>");
            }
        });
    }

    function guid() {
        return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
            var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
            return v.toString(16);
        });
    }

    function redisk(that) {
        mdui.