User-echo: Work-around for multiple widgets on one page

user_echo.js

$(function(){
  // This is standard userecho widget object.
  var default_code = {
    host: 'yoursite.userecho.com',
    forum: '111111',
    lang: 'en',
    tab_corner_radius: 5,
    tab_font_size: 20,
    tab_image_hash: 'ZmVlZGJhY2s%3D',
    tab_chat_hash: 'Y2hhdA%3D%3D',
    tab_alignment: 'right',
    tab_text_color: '#FFFFFF',
    tab_text_shadow_color: '#00000055',
    tab_bg_color: '#57A957',
    tab_hover_color: '#F45C5C'
  };
  
  // Grab this from widget object (see 'forum' attribute).
  var public_forum_id = '11111';
  // Then, in userecho admin, set widget to Helpdesk forum and take a new value from 'forum' attribute.
  var private_forum_id = '222222';

  var create_user_echo = function(token, forum_id){
    forum_id = forum_id || public_forum_id;
    _ues = $.extend({}, default_code, {forum: forum_id});
    
    $('#ue-overlay').remove();
    $('#ue-dlg').remove();
    delete UE;

    if (token) {
      _ues.params = {sso_token: token}
    }

    (function () {
      var _ue = document.createElement('script');
      _ue.type = 'text/javascript';
      _ue.async = true;
      _ue.src = ('https:' == document.location.protocol ? 'https://' : 'http://') + 'cdn.userecho.com/js/widget-1.4.gz.js';
      var s = document.getElementsByTagName('script')[0];
      s.parentNode.insertBefore(_ue, s);
    })();
  };

  if (typeof(Storage) !== "undefined" && localStorage.user_echo_token) {
    create_user_echo(localStorage.user_echo_token);
  }
  else {
    jQuery.ajax({
      type: "GET",
      url: "/user_echo_token"
    }).done(function (token) {
      if (!token) {
        token = '';
      }
      if (typeof(Storage) !== "undefined") {
        localStorage.user_echo_token = token;
      }
      create_user_echo(token);
    });
  }
  
  var forum_loaded = 'public';
  
  $('.contact-us-link').click(function(e){
    e.preventDefault();
    if (forum_loaded == 'contact') {
      return UE.Popin.show();
    }
    create_user_echo(localStorage.user_echo_token, private_forum_id);

    setTimeout(function(){
      forum_loaded = 'private';
      UE.Popin.show();

      var interval = setInterval(function() {
        if (!$('#ue-dlg-content iframe').length) {
          UE.Popin.show();
        }
        else {
          clearInterval(interval);
        }
      }, 3000);

    }, 300);
  });

  $('.forum-link').click(function(e){
    e.preventDefault();
    if (forum_loaded == 'public') {
      return UE.Popin.show();
    }
    create_user_echo(localStorage.user_echo_token, public_forum_id);
    
    setTimeout(function(){
      forum_loaded = 'public';
      UE.Popin.show();

      var interval = setInterval(function() {
        if (!$('#ue-dlg-content iframe').length) {
          UE.Popin.show();
        }
        else {
          clearInterval(interval);
        }
      }, 3000);

    }, 300);
  });
});