https://dietmar-bittrich.de/wp-content/plugins/recent-tweets-slider/js/slider-script.js

1jQuery(window).load(function() {
2	
3	jQuery(".tw_slider_wrap ul").filter(function( index ) {
4		return jQuery( "li", this ).length === 1;
5    }).closest(".tw_slider_wrap").find(".tw_slider_prev, .tw_slider_next").remove();
6	
7	jQuery('#tw_slider li:first-child').addClass('tw_slider_moving');
8	jQuery('#tw_slider li').addClass('tw_animated');
9	
10	jQuery(".tw_slider_next").click(function () { // when click on next button
11		var $nextButton = jQuery(this);
12		var $sliderContainer = $nextButton.closest('.tw_slider_wrap');
13		var $first = $sliderContainer.find('li:first-child');
14		var $next;
15		
16	  	$tw_slider_moving = $sliderContainer.find('.tw_slider_moving');
17	  	$next = $tw_slider_moving.next('li').length ? $tw_slider_moving.next('li') : $first;
18
19	  	$tw_slider_moving.removeClass("animate_left animate_right");
20	  	$tw_slider_moving.removeClass("tw_slider_moving").fadeOut(500);
21
22	  	$next.addClass('animate_right');
23	  	$next.addClass('tw_slider_moving').fadeIn(500);
24	});
25
26	jQuery(".tw_slider_prev").click(function () { // when click on prev button
27		var $prevButton = jQuery(this);
28		var $sliderContainer = $prevButton.closest('.tw_slider_wrap');
29		var $last = $sliderContainer.find('li:last-child');
30		var $prev;
31		
32    	$tw_slider_moving =  $sliderContainer.find(".tw_slider_moving");
33    	$prev = $tw_slider_moving.prev('li').length ? $tw_slider_moving.prev('li') : $last;
34		
35    	$tw_slider_moving.removeClass("animate_right animate_left");
36		$tw_slider_moving.removeClass("tw_slider_moving").fadeOut(500);
37		
38		$prev.addClass('animate_left');
39    	$prev.addClass('tw_slider_moving').fadeIn(500);
40	});
41	
42	jQuery('.tw_auto_slider .tw_slider_next, .tw_auto_slider .tw_slider_prev').remove();
43
44});