https://tbk-systems.ru/t/v4385/images/js/seo_modalpopup.js

1document.addEventListener('DOMContentLoaded', function() {
2	const	popupForm = $('.popup-modal'),
3			docWrapper = $('body'),
4			modalButton = $('.modal-popup-btn');
5
6	popupForm.on('click', function(event){
7	    if ($(event.target).closest('.popup-modal__body, .modal-popup-btn').length) {
8	    	return
9	    } else {
10	    	popupForm.removeClass('open')
11	    	docWrapper.removeClass('overflow_h')
12	    }
13	});
14	
15	$('.popup-modal__close').on('click', function(){
16		popupForm.removeClass('open')
17    	docWrapper.removeClass('overflow_h')
18	});
19	
20	modalButton.on('click', function(event){
21		if (event.target.tagName == 'A') {
22			return;
23		}
24		let formUrl = `/-/x-api/v1/public/?method=form/postform&param[form_id]=${$(this).data('url')}&param[tpl]=popup_form.tpl`
25		
26		$.ajax({
27			url: formUrl,
28			dataType: 'json',
29			success: function(response) {
30				if (!response.result.error) {
31					$('.popup-modal .for-form-js').html(response.result.html)
32					popupForm.addClass('open')
33					docWrapper.addClass('overflow_h')
34				}
35			}
36		})
37	});	
38});