https://www.openstack.org/themes/openstack/javascript/jquery.ticker.js?m=1484877364

1/* List Ticker by Alex Fish 
2// www.alexefish.com
3//
4// options:
5//
6// effect: fade/slide
7// speed: milliseconds
8*/
9
10(function($){
11  $.fn.list_ticker = function(options){
12    
13    var defaults = {
14      speed:4000,
15	  effect:'slide'
16    };
17    
18    var options = $.extend(defaults, options);
19    
20    return this.each(function(){
21      
22      var obj = $(this);
23      var list = obj.children();
24      list.not(':first').hide();
25      
26      setInterval(function(){
27        
28        list = obj.children();
29        list.not(':first').hide();
30        
31        var first_li = list.eq(0)
32        var second_li = list.eq(1)
33		
34		if(options.effect == 'slide'){
35			first_li.slideUp();
36			second_li.slideDown(function(){
37				first_li.remove().appendTo(obj);
38			});
39		} else if(options.effect == 'fade'){
40			first_li.fadeOut(function(){
41				second_li.fadeIn();
42				first_li.remove().appendTo(obj);
43			});
44		}
45      }, options.speed)
46    });
47  };
48})(jQuery);