https://iconzafrica.org/wp-content/plugins/wp-jw-player/js/popup.js?ver=1.7

1/***************************/
2//@Author: Adrian "yEnS" Mato Gondelle
3//@website: www.yensdesign.com
4//@email: [email protected]
5//@license: Feel free to use it, but keep this credits please!					
6/***************************/
7
8//SETTING UP OUR POPUP
9//0 means disabled; 1 means enabled;
10var popupStatus = 0;
11
12//loading popup with jQuery magic!
13function loadPopup(){
14	//loads popup only if it is disabled
15	if(popupStatus==0){
16		jQuery("#wpmg-popup-background").css({
17			"opacity": "0.7"
18		});
19		jQuery("#wpmg-popup-background").fadeIn("slow");
20		jQuery("#wpmg-popup").fadeIn("slow");
21		popupStatus = 1;
22	}
23}
24
25//disabling popup with jQuery magic!
26function disablePopup(){
27	//disables popup only if it is enabled
28	if(popupStatus==1){
29		jQuery("#wpmg-popup-background").fadeOut("slow");
30		jQuery("#wpmg-popup").fadeOut("slow");
31		popupStatus = 0;
32	}
33}
34
35//centering popup
36function centerPopup(){
37	//request data for centering
38	var windowWidth = document.documentElement.clientWidth;
39	var windowHeight = document.documentElement.clientHeight;
40	var popupHeight = jQuery("#wpmg-popup").height();
41	var popupWidth = jQuery("#wpmg-popup").width();
42	//centering
43	jQuery("#wpmg-popup").css({
44		"position": "absolute",
45		"top": windowHeight/2-popupHeight/2,
46		"left": windowWidth/2-popupWidth/2
47	});
48	//only need force for IE6
49	
50	jQuery("#wpmg-popup-background").css({
51		"height": windowHeight
52	});
53	
54}
55
56//CONTROLLING EVENTS IN jQuery
57jQuery(document).ready(function(){
58	
59	//LOADING POPUP
60	//Click the button event!
61	jQuery("a.wpmg-embed-field").click(function(){
62		//centering with css
63		centerPopup();
64		//load popup
65		loadPopup();
66	});
67				
68	//CLOSING POPUP
69	//Click the x event!
70	jQuery("#wpmg-popup-close").click(function(){
71		disablePopup();
72	});
73	//Click out event!
74	jQuery("#wpmg-popup-background").click(function(){
75		disablePopup();
76	});
77	//Press Escape event!
78	jQuery(document).keypress(function(e){
79		if(e.keyCode==27 && popupStatus==1){
80			disablePopup();
81		}
82	});
83
84});