https://www.1c-bitrix.ru/bitrix/templates/1c_bitrix_2018/js/tinnyPopup.js?17518810401314

1;(function() {
2	this.BXTinnyPopup = function() {
3		this.options = arguments[0];
4		this.popup = this.options.el.querySelector(this.options.popup.selector);
5		this.watchNode = this.options.el.querySelector(this.options.watch.selector);
6		this.closeButton = this.options.el.querySelector(this.options.popup.closeButton.selector);
7
8
9		this.options.el.addEventListener("click", function(e) {
10
11		});
12
13		if(!BX.type.isElementNode(this.watchNode))
14			return;
15
16		if(this.watchNode === null)
17			return;
18
19		this.init();
20	};
21	BXTinnyPopup.prototype.init = function() {
22		let _this = this;
23
24		this.watchNode.addEventListener("click", function(event) {
25			event.preventDefault();
26			_this.open();
27		});
28		this.closeButton.addEventListener("click", function(event) {
29			event.preventDefault();
30			_this.close();
31		});
32	};
33	BXTinnyPopup.prototype.open = function(event) {
34		this.popup.classList.remove(this.options.popup.class.close);
35		if(!this.popup.classList.contains(this.options.popup.class.open)) {
36			this.popup.classList.add(this.options.popup.class.open);
37		}
38	};
39	BXTinnyPopup.prototype.close = function(event) {
40		this.popup.classList.remove(this.options.popup.class.open);
41		if(!this.popup.classList.contains(this.options.popup.class.close)) {
42			this.popup.classList.add(this.options.popup.class.close);
43		}
44	};
45})();