https://www.co-vybrat.sk/wp-content/themes/rehub-theme/js/custom_scroll.js?ver=1.4

1jQuery(document).ready(function($) {
2'use strict';	
3	$(window).on("scroll", jQuery.throttle( 250, function() {
4		if($('.sidebar').length > 0){
5			var sheight = $('.sidebar').height();
6			var theight = $('.sidebar').offset();
7			var swidth = $('.sidebar').width();
8			var tthis = $('.sidebar .stickyscroll_widget').first().height();
9		}else{
10			var sheight = $('.elementor-widget-sidebar').height();
11			var theight = $('.elementor-widget-sidebar').offset();
12			var swidth = $('.elementor-widget-sidebar').width();
13			var tthis = $('.elementor-widget-sidebar .stickyscroll_widget').first().height();			
14		}
15		var hbot = $('.rh-content-wrap').offset();
16		var hfoot = $('.rh-content-wrap').height();
17
18		if ($(this).scrollTop()>sheight + theight.top) {
19			$('.sidebar .stickyscroll_widget').first().css({'position':'fixed','top':'90px', 'width': swidth}).addClass('scrollsticky');
20			if($('.sidebar .stickyscroll_widget .autocontents').length > 0){
21				$('.sidebar .stickyscroll_widget .autocontents').css({'max-height':'620px','overflow-y':'auto'});
22			}
23		}
24		else {
25			$('.sidebar .stickyscroll_widget').first().css({'position':'static', 'width':'auto','top':'0'}).removeClass('scrollsticky');
26			if($('.sidebar .stickyscroll_widget .autocontents').length > 0){
27				$('.sidebar .stickyscroll_widget .autocontents').css({'max-height':'2000px'});
28			}
29		}
30		if ($(this).scrollTop()>hfoot + hbot.top - tthis ) $('.sidebar .stickyscroll_widget').first().css({'position':'static', 'width':'auto','top':'0'}).removeClass('scrollsticky');
31	}));
32});