diff --git a/README.md b/README.md
index 6d0fbe1..90105d0 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 ![latest_tag](https://badgen.net/github/tag/Matej-ch/yii2-page-guide)
-![https://github.com/Matej-ch/yii2-page-guide/wiki](https://badgen.net/badge/icon/wiki?icon=wiki&label)
+![wiki](https://badgen.net/badge/icon/wiki?icon=wiki&label)
 
 Page guide extension
 ====================
@@ -67,6 +67,16 @@ More options here [intro.js](https://introjs.com/docs/examples/customizing/html-
 ```php 
 <?= \matejch\pageGuide\widget\PageAssist::widget(['introOptions' => ['showProgress' => true] ]) ?>
 
+```
+### 5. Optional
+
+Widget now also supports intro.js callbacks
+
+Available callbacks are `oncomplete` `onexit` `onbeforeexit` `onchange` `onbeforechange` `onafterchange`
+
+```php 
+<?= \matejch\pageGuide\widget\PageAssist::widget(['introCallbacks' => ['onchange' => ] ]) ?>
+
 ```
 
 Usage
diff --git a/src/web/js/assist.js b/src/web/js/assist.js
index b5dd5b6..d844c3a 100644
--- a/src/web/js/assist.js
+++ b/src/web/js/assist.js
@@ -58,6 +58,11 @@ document.addEventListener('DOMContentLoaded',() => {
         intro.setOption("nextLabel",window.guideLabels.nextLabel || 'Next' );
         intro.setOption("skipLabel",window.guideLabels.skipLabel || 'Skip' );
         intro.setOption("doneLabel",window.guideLabels.doneLabel || 'Done' );
+
+        if(window.guideCallbacks) {
+            console.log(window.guideCallbacks)
+        }
+
         intro.start();
     }
 
diff --git a/src/web/js/assist.min.js b/src/web/js/assist.min.js
index 8e7126b..5c8b452 100644
--- a/src/web/js/assist.min.js
+++ b/src/web/js/assist.min.js
@@ -1 +1 @@
-"use strict";function _slicedToArray(a,b){return _arrayWithHoles(a)||_iterableToArrayLimit(a,b)||_unsupportedIterableToArray(a,b)||_nonIterableRest()}function _nonIterableRest(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function _unsupportedIterableToArray(a,b){if(a){if("string"==typeof a)return _arrayLikeToArray(a,b);var c=Object.prototype.toString.call(a).slice(8,-1);return"Object"===c&&a.constructor&&(c=a.constructor.name),"Map"===c||"Set"===c?Array.from(a):"Arguments"===c||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c)?_arrayLikeToArray(a,b):void 0}}function _arrayLikeToArray(a,b){(null==b||b>a.length)&&(b=a.length);for(var c=0,d=Array(b);c<b;c++)d[c]=a[c];return d}function _iterableToArrayLimit(a,b){var c=null==a?null:"undefined"!=typeof Symbol&&a[Symbol.iterator]||a["@@iterator"];if(null!=c){var d,e,f=[],g=!0,h=!1;try{for(c=c.call(a);!(g=(d=c.next()).done)&&(f.push(d.value),!(b&&f.length===b));g=!0);}catch(a){h=!0,e=a}finally{try{g||null==c["return"]||c["return"]()}finally{if(h)throw e}}return f}}function _arrayWithHoles(a){if(Array.isArray(a))return a}document.addEventListener("DOMContentLoaded",function(){function a(){var a=introJs();a.setOptions(window.guideRules),a.setOption("prevLabel",window.guideLabels.prevLabel||"Prev"),a.setOption("nextLabel",window.guideLabels.nextLabel||"Next"),a.setOption("skipLabel",window.guideLabels.skipLabel||"Skip"),a.setOption("doneLabel",window.guideLabels.doneLabel||"Done"),a.start()}function b(a){if(a.target.id.length)a.dataTransfer.setData("selector","#".concat(a.target.id));else{var b=a.target.classList,c="";b.forEach(function(a){"draggable"!==a&&(c+=".".concat(a))}),a.dataTransfer.setData("selector",c)}a.target.style.backgroundColor="#8db3f2"}function c(a){var b=a.querySelectorAll(".js-rule-container"),c=0;b.forEach(function(a){a.querySelector(".js-step").name="PageGuide[rules]["+c+"][step]",a.querySelector(".js-step").value=c+1,a.querySelector(".js-position").name="PageGuide[rules]["+c+"][position]",a.querySelector(".js-element").name="PageGuide[rules]["+c+"][element]",a.querySelector(".js-intro").name="PageGuide[rules]["+c+"][intro]",c++})}function d(){var a=document.querySelectorAll(".js-rule-container"),b=a.length,c=a[b-1];if(c.querySelector(".js-element").value.length){var d=document.getElementById("element-input-template").content.cloneNode(!0);d.querySelector(".js-step").name="PageGuide[rules]["+b+"][step]",d.querySelector(".js-step").value=b+1,d.querySelector(".js-position").name="PageGuide[rules]["+b+"][position]",d.querySelector(".js-element").name="PageGuide[rules]["+b+"][element]",d.querySelector(".js-intro").name="PageGuide[rules]["+b+"][intro]",document.getElementById("js-el-container").appendChild(d)}}function e(a){var b=a.dataTransfer.getData("selector"),c=a.target;c.parentElement.querySelector(".js-element").value=b,d()}(function(){var a=new URLSearchParams(window.location.search),b=a.get("guideCreator");if(b)if(window.guideSelectors)for(var c=window.guideSelectors,d=0,e=Object.entries(c);d<e.length;d++){var f=_slicedToArray(e[d],2),g=f[0],h=f[1],i=document.querySelectorAll("".concat(h));i&&i.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")})}else{var j=document.querySelectorAll("input:not([type=hidden])");if(j&&j.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")}),document.querySelector("form")){var k=document.querySelectorAll(".form-group");k&&k.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")})}}})(),document.querySelector("body").addEventListener("click",function(b){"js-intro-guide"===b.target.id&&(b.preventDefault(),a())}),document.addEventListener("dragstart",function(a){a.target;b(a)},!1),document.addEventListener("dragend",function(a){a.target.style.backgroundColor=""},!1),document.querySelector("body").addEventListener("click",function(a){if("js-goto-page"===a.target.id&&(a.preventDefault(),document.getElementById("js-url-input")&&""!==document.getElementById("js-url-input").value)){var b=new URL(document.getElementById("js-url-input").value);Array.from(b.searchParams).length?window.open(document.getElementById("js-url-input").value+"&guideCreator=1","_blank"):window.open(document.getElementById("js-url-input").value+"?guideCreator=1","_blank")}if(a.target.classList.contains("js-remove-el")){a.preventDefault();var d=a.target.closest("#js-el-container");a.target.closest(".js-rule-container").remove(),c(d)}}),document.querySelector("body").addEventListener("input",function(a){"js-url-input"===a.target.id&&(document.querySelector(".js-url-form-input").value=a.target.value)}),document.addEventListener("dragover",function(a){a.preventDefault()},!1),document.addEventListener("dragenter",function(a){a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="#e83b3b")},!1),document.addEventListener("dragleave",function(a){a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="")},!1),document.addEventListener("drop",function(a){a.preventDefault(),a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="",e(a))},!1)});
+"use strict";function _slicedToArray(a,b){return _arrayWithHoles(a)||_iterableToArrayLimit(a,b)||_unsupportedIterableToArray(a,b)||_nonIterableRest()}function _nonIterableRest(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function _unsupportedIterableToArray(a,b){if(a){if("string"==typeof a)return _arrayLikeToArray(a,b);var c=Object.prototype.toString.call(a).slice(8,-1);return"Object"===c&&a.constructor&&(c=a.constructor.name),"Map"===c||"Set"===c?Array.from(a):"Arguments"===c||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(c)?_arrayLikeToArray(a,b):void 0}}function _arrayLikeToArray(a,b){(null==b||b>a.length)&&(b=a.length);for(var c=0,d=Array(b);c<b;c++)d[c]=a[c];return d}function _iterableToArrayLimit(a,b){var c=null==a?null:"undefined"!=typeof Symbol&&a[Symbol.iterator]||a["@@iterator"];if(null!=c){var d,e,f=[],g=!0,h=!1;try{for(c=c.call(a);!(g=(d=c.next()).done)&&(f.push(d.value),!(b&&f.length===b));g=!0);}catch(a){h=!0,e=a}finally{try{g||null==c["return"]||c["return"]()}finally{if(h)throw e}}return f}}function _arrayWithHoles(a){if(Array.isArray(a))return a}document.addEventListener("DOMContentLoaded",function(){function a(){var a=introJs();a.setOptions(window.guideRules),a.setOption("prevLabel",window.guideLabels.prevLabel||"Prev"),a.setOption("nextLabel",window.guideLabels.nextLabel||"Next"),a.setOption("skipLabel",window.guideLabels.skipLabel||"Skip"),a.setOption("doneLabel",window.guideLabels.doneLabel||"Done"),window.guideCallbacks&&console.log(window.guideCallbacks),a.start()}function b(a){if(a.target.id.length)a.dataTransfer.setData("selector","#".concat(a.target.id));else{var b=a.target.classList,c="";b.forEach(function(a){"draggable"!==a&&(c+=".".concat(a))}),a.dataTransfer.setData("selector",c)}a.target.style.backgroundColor="#8db3f2"}function c(a){var b=a.querySelectorAll(".js-rule-container"),c=0;b.forEach(function(a){a.querySelector(".js-step").name="PageGuide[rules]["+c+"][step]",a.querySelector(".js-step").value=c+1,a.querySelector(".js-position").name="PageGuide[rules]["+c+"][position]",a.querySelector(".js-element").name="PageGuide[rules]["+c+"][element]",a.querySelector(".js-intro").name="PageGuide[rules]["+c+"][intro]",c++})}function d(){var a=document.querySelectorAll(".js-rule-container"),b=a.length,c=a[b-1];if(c.querySelector(".js-element").value.length){var d=document.getElementById("element-input-template").content.cloneNode(!0);d.querySelector(".js-step").name="PageGuide[rules]["+b+"][step]",d.querySelector(".js-step").value=b+1,d.querySelector(".js-position").name="PageGuide[rules]["+b+"][position]",d.querySelector(".js-element").name="PageGuide[rules]["+b+"][element]",d.querySelector(".js-intro").name="PageGuide[rules]["+b+"][intro]",document.getElementById("js-el-container").appendChild(d)}}function e(a){var b=a.dataTransfer.getData("selector"),c=a.target;c.parentElement.querySelector(".js-element").value=b,d()}(function(){var a=new URLSearchParams(window.location.search),b=a.get("guideCreator");if(b)if(window.guideSelectors)for(var c=window.guideSelectors,d=0,e=Object.entries(c);d<e.length;d++){var f=_slicedToArray(e[d],2),g=f[0],h=f[1],i=document.querySelectorAll("".concat(h));i&&i.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")})}else{var j=document.querySelectorAll("input:not([type=hidden])");if(j&&j.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")}),document.querySelector("form")){var k=document.querySelectorAll(".form-group");k&&k.forEach(function(a){a.setAttribute("draggable","true"),a.classList.add("draggable")})}}})(),document.querySelector("body").addEventListener("click",function(b){"js-intro-guide"===b.target.id&&(b.preventDefault(),a())}),document.addEventListener("dragstart",function(a){a.target;b(a)},!1),document.addEventListener("dragend",function(a){a.target.style.backgroundColor=""},!1),document.querySelector("body").addEventListener("click",function(a){if("js-goto-page"===a.target.id&&(a.preventDefault(),document.getElementById("js-url-input")&&""!==document.getElementById("js-url-input").value)){var b=new URL(document.getElementById("js-url-input").value);Array.from(b.searchParams).length?window.open(document.getElementById("js-url-input").value+"&guideCreator=1","_blank"):window.open(document.getElementById("js-url-input").value+"?guideCreator=1","_blank")}if(a.target.classList.contains("js-remove-el")){a.preventDefault();var d=a.target.closest("#js-el-container");a.target.closest(".js-rule-container").remove(),c(d)}}),document.querySelector("body").addEventListener("input",function(a){"js-url-input"===a.target.id&&(document.querySelector(".js-url-form-input").value=a.target.value)}),document.addEventListener("dragover",function(a){a.preventDefault()},!1),document.addEventListener("dragenter",function(a){a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="#e83b3b")},!1),document.addEventListener("dragleave",function(a){a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="")},!1),document.addEventListener("drop",function(a){a.preventDefault(),a.target.classList&&a.target.classList.contains("js-dragzone")&&(a.target.style.background="",e(a))},!1)});
diff --git a/src/widget/PageAssist.php b/src/widget/PageAssist.php
index 3c5d3e4..f3f4754 100644
--- a/src/widget/PageAssist.php
+++ b/src/widget/PageAssist.php
@@ -9,6 +9,7 @@
 use yii\base\Widget;
 use yii\helpers\ArrayHelper;
 use yii\helpers\Json;
+use yii\web\JsExpression;
 use yii\web\View;
 
 class PageAssist extends Widget
@@ -17,8 +18,27 @@ class PageAssist extends Widget
 
     public $selectors = [];
 
+    /**
+     * Array of additional intro.js options
+     *
+     * @var array
+     */
     public $introOptions = [];
 
+    /**
+     * Array of callbacks usable in intro.js
+     * Available callbacks
+     *      oncomplete
+     *      onexit
+     *      onbeforeexit
+     *      onchange
+     *      onbeforechange
+     *      onafterchange
+     *
+     * @var array
+     */
+    public $introCallbacks = [];
+
     public function init()
     {
         parent::init();
@@ -45,7 +65,13 @@ public function run()
 
             $options = Json::encode(ArrayHelper::merge($this->introOptions,['steps' => Json::decode($guide->rules)]));
 
-            $view->registerJs("window.guideRules=$options;window.guideLabels=$labels");
+            $jsString = "window.guideRules=$options;window.guideLabels=$labels;";
+            if(!empty($this->introCallbacks)) {
+                $callbacks = $this->filterCallbacks();
+                $jsString = "window.guideCallbacks=$callbacks";
+            }
+
+            $view->registerJs($jsString);
         }
 
         if(!empty($this->selectors)) {
@@ -79,4 +105,21 @@ public function registerTranslations()
             ];
         }
     }
+
+    private function filterCallbacks(): string
+    {
+        return Json::encode(array_intersect_key($this->introCallbacks,array_flip($this->allowedCallbacks())));
+    }
+
+    private function allowedCallbacks(): array
+    {
+        return [
+            'oncomplete',
+            'onexit',
+            'onbeforeexit',
+            'onchange',
+            'onbeforechange',
+            'onafterchange',
+        ];
+    }
 }
\ No newline at end of file