https://www.nlb.by/local/templates/.default/assets/js/lib/jquery.throttledresize.js

1/*
2 * throttledresize: special jQuery event that happens at a reduced rate compared to "resize"
3 *
4 * latest version and complete README available on Github:
5 * https://github.com/louisremi/jquery-smartresize
6 *
7 * Copyright 2012 @louis_remi
8 * Licensed under the MIT license.
9 *
10 * This saved you an hour of work? 
11 * Send me music http://www.amazon.co.uk/wishlist/HNTU0468LQON
12 */
13(function($) {
14
15var $event = $.event,
16	$special,
17	dummy = {_:0},
18	frame = 0,
19	wasResized, animRunning;
20
21$special = $event.special.throttledresize = {
22	setup: function() {
23		$( this ).on( "resize", $special.handler );
24	},
25	teardown: function() {
26		$( this ).off( "resize", $special.handler );
27	},
28	handler: function( event, execAsap ) {
29		// Save the context
30		var context = this,
31			args = arguments;
32
33		wasResized = true;
34
35		if ( !animRunning ) {
36			setInterval(function(){
37				frame++;
38
39				if ( frame > $special.threshold && wasResized || execAsap ) {
40					// set correct event type
41					event.type = "throttledresize";
42					$event.dispatch.apply( context, args );
43					wasResized = false;
44					frame = 0;
45				}
46				if ( frame > 9 ) {
47					$(dummy).stop();
48					animRunning = false;
49					frame = 0;
50				}
51			}, 30);
52			animRunning = true;
53		}
54	},
55	threshold: 0
56};
57
58})(jQuery);