https://yunnanadventure.com/js/Nbanner.js

1jQuery(function ($) {
2    if ($(".slide-pic").length > 0) {
3        var defaultOpts = { interval: 3000, fadeInTime: 300, fadeOutTime: 200 };
4        var _titles = $("ul.slide-txt li");
5        var _titles_bg = $("ul.op li");
6        var _bodies = $("ul.slide-pic li");
7        var _count = _titles.length;
8        var _current = 0;
9        var _intervalID = null;
10        var stop = function () { window.clearInterval(_intervalID); };
11        var slide = function (opts) {
12            if (opts) {
13                _current = opts.current || 0;
14            } else {
15                _current = (_current >= (_count - 1)) ? 0 : (++_current);
16            };
17            _bodies.filter(":visible").fadeOut(defaultOpts.fadeOutTime, function () {
18                _bodies.eq(_current).fadeIn(defaultOpts.fadeInTime);
19                _bodies.removeClass("cur").eq(_current).addClass("cur");
20            });
21            _titles.removeClass("cur").eq(_current).addClass("cur");
22            _titles_bg.removeClass("cur").eq(_current).addClass("cur");
23        };
24        var go = function () {
25            stop();
26            _intervalID = window.setInterval(function () { slide(); }, defaultOpts.interval);
27        };
28        var itemMouseOver = function (target, items) {
29            stop();
30            var i = $.inArray(target, items);
31            slide({ current: i });
32        };
33        _titles.hover(function () { if ($(this).attr('class') != 'cur') { itemMouseOver(this, _titles); } else { stop(); } }, go);
34        _bodies.hover(stop, go);
35        go();
36    }
37});