https://hocmai.vn/support-chat.php

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5	(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({"gtm.start":
6	new Date().getTime(),event:"gtm.js"});var f=d.getElementsByTagName(s)[0],
7	j=d.createElement(s),dl=l!="dataLayer"?"&l="+l:";j.async=true;j.src=
8	"https://www.googletagmanager.com/gtm.js?id="+i+dl;f.parentNode.insertBefore(j,f);
9	})(window,document,"script","dataLayer","GTM-MS3HVL4");
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25                     
26                    var MICount = 0;
27                            function messengerInit() {
28                                if (typeof FB !== 'undefined') {
29                                    var facebook = document.createElement('div');
30                                    facebook.setAttribute('class', 'fb-customerchat');
31                                    facebook.setAttribute('page_id', '224583344307293');
32                                    facebook.setAttribute('minimized', 'true');
33                                    document.getElementsByTagName('body')[0].appendChild(facebook);
34                                    setTimeout(function () {
35                                        if (typeof fbAsyncInit != 'undefined') {
36                                            window.fbAsyncInit();
37                                        }
38                                    }, 300);
39                                    return;
40                                }
41                                MICount += 1;
42                                if (MICount > 100) {
43                                    return;
44                                }
45                            
46                                setTimeout(function () {
47                                    messengerInit();
48                                }, 300);
49                            }
50                            messengerInit();
51                    
52                    
53						var myEle = document.getElementById("useinsiderjs");
54						if(myEle == null){
55							var script = document.createElement('script');
56							script.src = 'https://hocmaivn.api.useinsider.com/ins.js?id=10003203';
57							script.type = 'text/javascript';
58							script.id = 'useinsiderjs';
59							document.getElementsByTagName('head')[0].appendChild(script);
60						}
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