https://wolfram.com/assets/js/chat.js

1// Handling LiveChat
2if (typeof window.wriLiveChat !== 'undefined') {
3  if (Array.isArray(window.wriLiveChat)) {
4    window.wriLiveChat.push('callWhenReady');
5  } else {
6    window.wriLiveChat.whenReady('callWhenReady');
7  }
8} else {
9  window.wriLiveChat = ['callWhenReady'];
10}
11
12function callWhenReady(input) {
13  let availability = window.wriLiveChat.getAvailability();
14  let customerStatus = window.wriLiveChat.getCustomerStatus();
15  let chatVisibility = window.wriLiveChat.getVisibility();
16  if(availability!=undefined) {
17    const chatStatus = document.querySelector('.cta-chat');
18    chatStatus.classList.add(availability);
19  }
20
21  const chatLink = document.querySelector('.cta-chat');
22  if(chatLink!=undefined){
23    chatLink.addEventListener('click',function(e){
24      e.preventDefault();
25      if(wriLiveChat.getVisibility()=='minimized' || wriLiveChat.getVisibility() == 'hidden') {
26        wriLiveChat.maximizeChat();
27      }
28    })
29  }
30}