new listenerOptions, now config is set in mailgo not in init

lib/mailgo.js

@@ -288,12 +288,10 @@ var gmail, outlook, mailgo_open, telegram, wa, skype, call, copyMail, copyTel;
  * the function that creates the mailgo elements in DOM
  */
 
-var mailgo_mailgoInit = function mailgoInit(mailgoConfig) {
+var mailgo_mailgoInit = function mailgoInit() {
   var _config, _config2;
 
-  // set the global config
-  config = mailgoConfig; // translations
-
+  // translations
   var _ref = i18n_namespaceObject,
       translations = _ref.translations; // if a default language is defined use it
 
@@ -1053,18 +1051,32 @@ var mailgoStyle = function mailgoStyle() {
 }; // mailgo
 
 
-function mailgo(config) {
-  // if the window is defined...
+function mailgo(mailgoConfig) {
+  // set the global config
+  config = mailgoConfig; // if the window is defined...
+
   if (window && typeof window !== "undefined") {
+    var _config8;
+
     // add the style for mailgo
     mailgoStyle(); // if is set an initEvent add the listener
 
-    if (config === null || config === void 0 ? void 0 : config.initEvent) {
-      document.addEventListener(config.initEvent, function () {
-        mailgo_mailgoInit(config);
-      });
+    if ((_config8 = config) === null || _config8 === void 0 ? void 0 : _config8.initEvent) {
+      var _config9;
+
+      if ((_config9 = config) === null || _config9 === void 0 ? void 0 : _config9.listenerOptions) {
+        // listener options specified
+        document.addEventListener(config.initEvent, function () {
+          mailgo_mailgoInit();
+        }, config.listenerOptions);
+      } else {
+        // no listener options
+        document.addEventListener(config.initEvent, function () {
+          mailgo_mailgoInit();
+        });
+      }
     } else {
-      mailgo_mailgoInit(config);
+      mailgo_mailgoInit();
     }
   }
 }