https://starozagorskinovini.com/stznews/wp-content/plugins/useful-banner-manager/scripts.js?ver=6.9.9

1jQuery( document ).ready( function( $ ) {
2    $.each( $( '.ubm_banners_rotation' ), function() {
3        if ( $( this ).find( '.ubm_rotating_banner' ).length > 1 ) {
4            var banners_rotation_block = $( this );
5            var interval = 1000 + $( this ).data( 'interval' );
6
7            setTimeout( function() { ubm_rotate_banners( banners_rotation_block, interval ) }, interval );
8        }
9    } );
10
11} );
12
13function ubm_rotate_banners( banners_rotation_block, interval ) {
14    jQuery ( function( $ ) {
15        $.each( $( banners_rotation_block ).find( '.ubm_rotating_banner' ), function() {
16            if ( $( this ).css( 'display' ) != 'none' ) {
17                if ( $( this ).next().html() != null ) {
18                    $( this ).fadeOut( 1000, function() {
19                        var next_banner_id = $( this ).next().data( 'banner-id' );
20
21                        $( this ).next().fadeIn( 1000 );
22                    } );
23                } else {
24                    $( banners_rotation_block ).find( '.ubm_rotating_banner:last' ).fadeOut( 1000, function() {
25                        var next_banner_id = $( banners_rotation_block ).find( '.ubm_rotating_banner:first' ).data( 'banner-id' );
26
27                        $( banners_rotation_block ).find( '.ubm_rotating_banner:first' ).fadeIn( 1000 );
28                    } );
29                }
30            }
31        } );
32    } );
33
34    setTimeout( function() { ubm_rotate_banners( banners_rotation_block, interval ) }, interval );
35}