diff --git a/2.3.x/install.xml b/2.3.x/install.xml
index be63cf5..3e3f4da 100644
--- a/2.3.x/install.xml
+++ b/2.3.x/install.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?> 
 <modification>
     <name>Antispam by Cleantalk</name>
-    <version>1.4</version>
+    <version>1.5</version>
     <author>Cleantalk Inc.</author>
     <link>https://cleantalk.org/</link>
     <code>antispambycleantalk</code>
@@ -124,50 +124,36 @@
         <operation> 
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/checkout/register.tpl">        
         <operation> 
             <search><![CDATA[<input type="button" value="<?php echo $button_continue; ?>" id="button-register" data-loading-text="<?php echo $text_loading; ?>" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/checkout/guest.tpl">        
         <operation> 
             <search><![CDATA[<input type="button" value="<?php echo $button_continue; ?>" id="button-guest" data-loading-text="<?php echo $text_loading; ?>" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/product/product.tpl">        
         <operation> 
             <search><![CDATA[<div class="buttons clearfix">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/information/contact.tpl">        
         <operation> 
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
+        </operation>            
+    </file>
+        <file path="catalog/view/theme/*/template/common/header.tpl">
+        <operation>
+            <search><![CDATA[<?php foreach ($scripts as $script) { ?>]]></search>
+            <add position="before"><![CDATA[<script src="catalog/view/javascript/antispambycleantalk.js?v=1.5" type="text/javascript"></script>]]></add>            
         </operation>
-        <operation> 
-            <search><![CDATA[<?php echo $footer; ?>]]></search>
-            <add position="before"><![CDATA[<script type="text/javascript">var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();</script>]]></add>
-        </operation>              
-    </file>    
+    </file>        
 </modification>
diff --git a/2.3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php b/2.3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
index a5ee798..a915fa6 100644
--- a/2.3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
+++ b/2.3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
@@ -3,7 +3,7 @@
 
 class CleantalkFuncs
 {
-    const ENGINE = 'opencart-14';
+    const ENGINE = 'opencart-15';
 
     private $ct_access_key = '';
 
@@ -67,6 +67,13 @@ public function onSpamCheck($content_type, $data)
             'fields_number' => sizeof($data),
             'REFFERRER_PREVIOUS' => isset($_COOKIE['apbct_prev_referer']) ? $_COOKIE['apbct_prev_referer'] : null,
             'cookies_enabled' => $this->apbctCookiesTest(),
+            'mouse_cursor_positions' => isset($_COOKIE['apbct_pointer_data']) ? json_decode(stripslashes($_COOKIE['apbct_pointer_data']), true) : null,
+            'js_timezone'            => isset($_COOKIE['apbct_timezone']) ? $_COOKIE['apbct_timezone'] : null,
+            'key_press_timestamp'    => isset($_COOKIE['apbct_fkp_timestamp']) ? $_COOKIE['apbct_fkp_timestamp'] : null,
+            'page_set_timestamp'     => isset($_COOKIE['apbct_ps_timestamp']) ? $_COOKIE['apbct_ps_timestamp'] : null,
+            'form_visible_inputs'    => !empty($_COOKIE['apbct_visible_fields_count']) ? $_COOKIE['apbct_visible_fields_count'] : null,
+            'apbct_visible_fields'   => !empty($_COOKIE['apbct_visible_fields']) ? $_COOKIE['apbct_visible_fields'] : null,
+
         ));
         $post_info = json_encode(array(
             'comment_type' => $content_type,
diff --git a/2.3.x/upload/catalog/view/javascript/antispambycleantalk.js b/2.3.x/upload/catalog/view/javascript/antispambycleantalk.js
new file mode 100644
index 0000000..12a8a49
--- /dev/null
+++ b/2.3.x/upload/catalog/view/javascript/antispambycleantalk.js
@@ -0,0 +1,119 @@
+var ct_date = new Date(), 
+	ctTimeMs = new Date().getTime(),
+	ctMouseEventTimerFlag = true, //Reading interval flag
+	ctMouseData = [],
+	ctMouseDataCounter = 0;
+
+function ctSetCookieSec(c_name, value) {
+	document.cookie = c_name + "=" + encodeURIComponent(value) + "; path=/";
+}
+
+function apbct_attach_event_handler(elem, event, callback){
+	if(typeof window.addEventListener == "function") elem.addEventListener(event, callback);
+	else                                             elem.attachEvent(event, callback);
+}
+
+function apbct_remove_event_handler(elem, event, callback){
+	if(typeof window.removeEventListener == "function") elem.removeEventListener(event, callback);
+	else                                                elem.detachEvent(event, callback);
+}
+
+ctSetCookieSec("apbct_ps_timestamp", Math.floor(new Date().getTime()/1000));
+ctSetCookieSec("apbct_fkp_timestamp", "0");
+ctSetCookieSec("apbct_pointer_data", "0");
+ctSetCookieSec("apbct_timezone", "0");
+
+setTimeout(function(){
+	ctSetCookieSec("apbct_timezone", ct_date.getTimezoneOffset()/60*(-1));
+},1000);
+
+//Writing first key press timestamp
+var ctFunctionFirstKey = function output(event){
+	var KeyTimestamp = Math.floor(new Date().getTime()/1000);
+	ctSetCookieSec("ct_fkp_timestamp", KeyTimestamp);
+	ctKeyStopStopListening();
+}
+
+//Reading interval
+var ctMouseReadInterval = setInterval(function(){
+	ctMouseEventTimerFlag = true;
+}, 150);
+	
+//Writting interval
+var ctMouseWriteDataInterval = setInterval(function(){
+	ctSetCookieSec("apbct_pointer_data", JSON.stringify(ctMouseData));
+}, 1200);
+
+//Logging mouse position each 150 ms
+var ctFunctionMouseMove = function output(event){
+	if(ctMouseEventTimerFlag == true){
+		
+		ctMouseData.push([
+			Math.round(event.pageY),
+			Math.round(event.pageX),
+			Math.round(new Date().getTime() - ctTimeMs)
+		]);
+		
+		ctMouseDataCounter++;
+		ctMouseEventTimerFlag = false;
+		if(ctMouseDataCounter >= 50){
+			ctMouseStopData();
+		}
+	}
+}
+
+//Stop mouse observing function
+function ctMouseStopData(){
+	apbct_remove_event_handler(window, "mousemove", ctFunctionMouseMove);
+	clearInterval(ctMouseReadInterval);
+	clearInterval(ctMouseWriteDataInterval);				
+}
+
+//Stop key listening function
+function ctKeyStopStopListening(){
+	apbct_remove_event_handler(window, "mousedown", ctFunctionFirstKey);
+	apbct_remove_event_handler(window, "keydown", ctFunctionFirstKey);
+}
+
+apbct_attach_event_handler(window, "mousemove", ctFunctionMouseMove);
+apbct_attach_event_handler(window, "mousedown", ctFunctionFirstKey);
+apbct_attach_event_handler(window, "keydown", ctFunctionFirstKey);
+
+// Ready function
+function apbct_ready(){
+	ctSetCookieSec("apbct_visible_fields", 0);
+	ctSetCookieSec("apbct_visible_fields_count", 0);
+	if (document.getElementById("ct_checkjs"))
+		document.getElementById("ct_checkjs").value = ct_date.getFullYear();
+	setTimeout(function(){
+		for(var i = 0; i < document.forms.length; i++){
+			var form = document.forms[i];
+			form.onsubmit_prev = form.onsubmit;
+			form.onsubmit = function(event){
+				this.visible_fields = '';
+				this.visible_fields_count = this.elements.length;
+				for(var j = 0; j < this.elements.length; j++){
+					var elem = this.elements[j];
+					if( getComputedStyle(elem).display    == "none" ||
+						getComputedStyle(elem).visibility == "hidden" ||
+						getComputedStyle(elem).width      == "0" ||
+						getComputedStyle(elem).heigth     == "0" ||
+						getComputedStyle(elem).opacity    == "0" ||
+						elem.getAttribute("type")         == "hidden" ||
+						elem.getAttribute("type")         == "submit"
+					){
+						this.visible_fields_count--;
+					}else{
+						this.visible_fields += (this.visible_fields == "" ? "" : " ") + elem.getAttribute("name");
+					}
+				}
+				ctSetCookieSec("apbct_visible_fields", this.visible_fields);
+				ctSetCookieSec("apbct_visible_fields_count", this.visible_fields_count);
+				if(this.onsubmit_prev instanceof Function){
+					this.onsubmit_prev.call(this, event);
+				}
+			}
+		}
+	}, 1000);
+}
+apbct_attach_event_handler(window, "DOMContentLoaded", apbct_ready);
\ No newline at end of file
diff --git a/2.x - 2.2.x/install.xml b/2.x - 2.2.x/install.xml
index 8085843..3683d3b 100644
--- a/2.x - 2.2.x/install.xml	
+++ b/2.x - 2.2.x/install.xml	
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?> 
 <modification>
     <name>Antispam by Cleantalk</name>
-    <version>1.4</version>
+    <version>1.5</version>
     <author>Cleantalk Inc.</author>
     <link>https://cleantalk.org/</link>
     <code>antispambycleantalk</code>
@@ -124,50 +124,36 @@
         <operation> 
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/checkout/register.tpl">        
         <operation> 
             <search><![CDATA[<input type="button" value="<?php echo $button_continue; ?>" id="button-register" data-loading-text="<?php echo $text_loading; ?>" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>            
     </file>
         <file path="catalog/view/theme/*/template/checkout/guest.tpl">        
         <operation> 
             <search><![CDATA[<input type="button" value="<?php echo $button_continue; ?>" id="button-guest" data-loading-text="<?php echo $text_loading; ?>" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/product/product.tpl">        
         <operation> 
             <search><![CDATA[<div class="buttons clearfix">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
         </operation>              
     </file>
         <file path="catalog/view/theme/*/template/information/contact.tpl">        
         <operation> 
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
+        </operation>             
+    </file>
+        <file path="catalog/view/theme/*/template/common/header.tpl">
+        <operation>
+            <search><![CDATA[<?php foreach ($scripts as $script) { ?>]]></search>
+            <add position="before"><![CDATA[<script src="catalog/view/javascript/antispambycleantalk.js?v=1.5" type="text/javascript"></script>]]></add>            
         </operation>
-        <operation> 
-            <search><![CDATA[<?php echo $footer; ?>]]></search>
-            <add position="before"><![CDATA[<script type="text/javascript">var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();</script>]]></add>
-        </operation>              
-    </file>    
+    </file>            
 </modification>
diff --git a/2.x - 2.2.x/upload/catalog/controller/module/cleantalk.funcs.php b/2.x - 2.2.x/upload/catalog/controller/module/cleantalk.funcs.php
index 3d13ddd..bb52d10 100644
--- a/2.x - 2.2.x/upload/catalog/controller/module/cleantalk.funcs.php	
+++ b/2.x - 2.2.x/upload/catalog/controller/module/cleantalk.funcs.php	
@@ -3,7 +3,7 @@
 
 class CleantalkFuncs
 {
-    const ENGINE = 'opencart-14';
+    const ENGINE = 'opencart-15';
 
     private $ct_access_key = '';
 
@@ -67,6 +67,13 @@ public function onSpamCheck($content_type, $data)
             'fields_number' => sizeof($data),
             'REFFERRER_PREVIOUS' => isset($_COOKIE['apbct_prev_referer']) ? $_COOKIE['apbct_prev_referer'] : null,
             'cookies_enabled' => $this->apbctCookiesTest(),
+            'mouse_cursor_positions' => isset($_COOKIE['apbct_pointer_data']) ? json_decode(stripslashes($_COOKIE['apbct_pointer_data']), true) : null,
+            'js_timezone'            => isset($_COOKIE['apbct_timezone']) ? $_COOKIE['apbct_timezone'] : null,
+            'key_press_timestamp'    => isset($_COOKIE['apbct_fkp_timestamp']) ? $_COOKIE['apbct_fkp_timestamp'] : null,
+            'page_set_timestamp'     => isset($_COOKIE['apbct_ps_timestamp']) ? $_COOKIE['apbct_ps_timestamp'] : null,
+            'form_visible_inputs'    => !empty($_COOKIE['apbct_visible_fields_count']) ? $_COOKIE['apbct_visible_fields_count'] : null,
+            'apbct_visible_fields'   => !empty($_COOKIE['apbct_visible_fields']) ? $_COOKIE['apbct_visible_fields'] : null,
+
         ));
         $post_info = json_encode(array(
             'comment_type' => $content_type,
diff --git a/2.x - 2.2.x/upload/catalog/view/javascript/antispambycleantalk.js b/2.x - 2.2.x/upload/catalog/view/javascript/antispambycleantalk.js
new file mode 100644
index 0000000..12a8a49
--- /dev/null
+++ b/2.x - 2.2.x/upload/catalog/view/javascript/antispambycleantalk.js	
@@ -0,0 +1,119 @@
+var ct_date = new Date(), 
+	ctTimeMs = new Date().getTime(),
+	ctMouseEventTimerFlag = true, //Reading interval flag
+	ctMouseData = [],
+	ctMouseDataCounter = 0;
+
+function ctSetCookieSec(c_name, value) {
+	document.cookie = c_name + "=" + encodeURIComponent(value) + "; path=/";
+}
+
+function apbct_attach_event_handler(elem, event, callback){
+	if(typeof window.addEventListener == "function") elem.addEventListener(event, callback);
+	else                                             elem.attachEvent(event, callback);
+}
+
+function apbct_remove_event_handler(elem, event, callback){
+	if(typeof window.removeEventListener == "function") elem.removeEventListener(event, callback);
+	else                                                elem.detachEvent(event, callback);
+}
+
+ctSetCookieSec("apbct_ps_timestamp", Math.floor(new Date().getTime()/1000));
+ctSetCookieSec("apbct_fkp_timestamp", "0");
+ctSetCookieSec("apbct_pointer_data", "0");
+ctSetCookieSec("apbct_timezone", "0");
+
+setTimeout(function(){
+	ctSetCookieSec("apbct_timezone", ct_date.getTimezoneOffset()/60*(-1));
+},1000);
+
+//Writing first key press timestamp
+var ctFunctionFirstKey = function output(event){
+	var KeyTimestamp = Math.floor(new Date().getTime()/1000);
+	ctSetCookieSec("ct_fkp_timestamp", KeyTimestamp);
+	ctKeyStopStopListening();
+}
+
+//Reading interval
+var ctMouseReadInterval = setInterval(function(){
+	ctMouseEventTimerFlag = true;
+}, 150);
+	
+//Writting interval
+var ctMouseWriteDataInterval = setInterval(function(){
+	ctSetCookieSec("apbct_pointer_data", JSON.stringify(ctMouseData));
+}, 1200);
+
+//Logging mouse position each 150 ms
+var ctFunctionMouseMove = function output(event){
+	if(ctMouseEventTimerFlag == true){
+		
+		ctMouseData.push([
+			Math.round(event.pageY),
+			Math.round(event.pageX),
+			Math.round(new Date().getTime() - ctTimeMs)
+		]);
+		
+		ctMouseDataCounter++;
+		ctMouseEventTimerFlag = false;
+		if(ctMouseDataCounter >= 50){
+			ctMouseStopData();
+		}
+	}
+}
+
+//Stop mouse observing function
+function ctMouseStopData(){
+	apbct_remove_event_handler(window, "mousemove", ctFunctionMouseMove);
+	clearInterval(ctMouseReadInterval);
+	clearInterval(ctMouseWriteDataInterval);				
+}
+
+//Stop key listening function
+function ctKeyStopStopListening(){
+	apbct_remove_event_handler(window, "mousedown", ctFunctionFirstKey);
+	apbct_remove_event_handler(window, "keydown", ctFunctionFirstKey);
+}
+
+apbct_attach_event_handler(window, "mousemove", ctFunctionMouseMove);
+apbct_attach_event_handler(window, "mousedown", ctFunctionFirstKey);
+apbct_attach_event_handler(window, "keydown", ctFunctionFirstKey);
+
+// Ready function
+function apbct_ready(){
+	ctSetCookieSec("apbct_visible_fields", 0);
+	ctSetCookieSec("apbct_visible_fields_count", 0);
+	if (document.getElementById("ct_checkjs"))
+		document.getElementById("ct_checkjs").value = ct_date.getFullYear();
+	setTimeout(function(){
+		for(var i = 0; i < document.forms.length; i++){
+			var form = document.forms[i];
+			form.onsubmit_prev = form.onsubmit;
+			form.onsubmit = function(event){
+				this.visible_fields = '';
+				this.visible_fields_count = this.elements.length;
+				for(var j = 0; j < this.elements.length; j++){
+					var elem = this.elements[j];
+					if( getComputedStyle(elem).display    == "none" ||
+						getComputedStyle(elem).visibility == "hidden" ||
+						getComputedStyle(elem).width      == "0" ||
+						getComputedStyle(elem).heigth     == "0" ||
+						getComputedStyle(elem).opacity    == "0" ||
+						elem.getAttribute("type")         == "hidden" ||
+						elem.getAttribute("type")         == "submit"
+					){
+						this.visible_fields_count--;
+					}else{
+						this.visible_fields += (this.visible_fields == "" ? "" : " ") + elem.getAttribute("name");
+					}
+				}
+				ctSetCookieSec("apbct_visible_fields", this.visible_fields);
+				ctSetCookieSec("apbct_visible_fields_count", this.visible_fields_count);
+				if(this.onsubmit_prev instanceof Function){
+					this.onsubmit_prev.call(this, event);
+				}
+			}
+		}
+	}, 1000);
+}
+apbct_attach_event_handler(window, "DOMContentLoaded", apbct_ready);
\ No newline at end of file
diff --git a/3.x/install.xml b/3.x/install.xml
index 71345af..8a2b264 100644
--- a/3.x/install.xml
+++ b/3.x/install.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?> 
 <modification>
     <name>Antispam by Cleantalk</name>
-    <version>1.4</version>
+    <version>1.5</version>
     <author>Cleantalk Inc.</author>
     <link>https://cleantalk.org/</link>
     <code>antispambycleantalk</code>
@@ -125,49 +125,35 @@
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
         </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
     </file>
         <file path="catalog/view/theme/*/template/checkout/register.twig">        
         <operation> 
             <search><![CDATA[<input type="button" value="{{ button_continue }}" id="button-register" data-loading-text="{{ text_loading }}" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/checkout/guest.twig">        
         <operation> 
             <search><![CDATA[<input type="button" value="{{ button_continue }}" id="button-guest" data-loading-text="{{ text_loading }}" class="btn btn-primary" />]]></search>
             <add position="after"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
         </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
     </file>
         <file path="catalog/view/theme/*/template/product/product.twig">        
         <operation> 
             <search><![CDATA[<div class="buttons clearfix">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
-        </operation>
-        <operation> 
-            <search><![CDATA[<script type="text/javascript"><!--]]></search>
-            <add position="after"><![CDATA[var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();]]></add>
-        </operation>              
+        </operation>             
     </file>
         <file path="catalog/view/theme/*/template/information/contact.twig">        
         <operation> 
             <search><![CDATA[<div class="buttons">]]></search>
             <add position="before"><![CDATA[<input type="hidden" name="ct_checkjs" id="ct_checkjs" value="0" />]]></add>
+        </operation>             
+    </file>
+        <file path="catalog/view/theme/*/template/common/header.twig">
+        <operation>
+            <search><![CDATA[{% for script in scripts %}]]></search>
+            <add position="before"><![CDATA[<script src="catalog/view/javascript/antispambycleantalk.js?v=1.5" type="text/javascript"></script>]]></add>            
         </operation>
-        <operation> 
-            <search><![CDATA[{{ footer }}]]></search>
-            <add position="before"><![CDATA[<script type="text/javascript">var date = new Date(); document.getElementById("ct_checkjs").value = date.getFullYear();</script>]]></add>
-        </operation>              
     </file>    
 </modification>
diff --git a/3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php b/3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
index a5ee798..a915fa6 100644
--- a/3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
+++ b/3.x/upload/catalog/controller/extension/module/cleantalk.funcs.php
@@ -3,7 +3,7 @@
 
 class CleantalkFuncs
 {
-    const ENGINE = 'opencart-14';
+    const ENGINE = 'opencart-15';
 
     private $ct_access_key = '';
 
@@ -67,6 +67,13 @@ public function onSpamCheck($content_type, $data)
             'fields_number' => sizeof($data),
             'REFFERRER_PREVIOUS' => isset($_COOKIE['apbct_prev_referer']) ? $_COOKIE['apbct_prev_referer'] : null,
             'cookies_enabled' => $this->apbctCookiesTest(),
+            'mouse_cursor_positions' => isset($_COOKIE['apbct_pointer_data']) ? json_decode(stripslashes($_COOKIE['apbct_pointer_data']), true) : null,
+            'js_timezone'            => isset($_COOKIE['apbct_timezone']) ? $_COOKIE['apbct_timezone'] : null,
+            'key_press_timestamp'    => isset($_COOKIE['apbct_fkp_timestamp']) ? $_COOKIE['apbct_fkp_timestamp'] : null,
+            'page_set_timestamp'     => isset($_COOKIE['apbct_ps_timestamp']) ? $_COOKIE['apbct_ps_timestamp'] : null,
+            'form_visible_inputs'    => !empty($_COOKIE['apbct_visible_fields_count']) ? $_COOKIE['apbct_visible_fields_count'] : null,
+            'apbct_visible_fields'   => !empty($_COOKIE['apbct_visible_fields']) ? $_COOKIE['apbct_visible_fields'] : null,
+
         ));
         $post_info = json_encode(array(
             'comment_type' => $content_type,
diff --git a/3.x/upload/catalog/view/javascript/antispambycleantalk.js b/3.x/upload/catalog/view/javascript/antispambycleantalk.js
new file mode 100644
index 0000000..12a8a49
--- /dev/null
+++ b/3.x/upload/catalog/view/javascript/antispambycleantalk.js
@@ -0,0 +1,119 @@
+var ct_date = new Date(), 
+	ctTimeMs = new Date().getTime(),
+	ctMouseEventTimerFlag = true, //Reading interval flag
+	ctMouseData = [],
+	ctMouseDataCounter = 0;
+
+function ctSetCookieSec(c_name, value) {
+	document.cookie = c_name + "=" + encodeURIComponent(value) + "; path=/";
+}
+
+function apbct_attach_event_handler(elem, event, callback){
+	if(typeof window.addEventListener == "function") elem.addEventListener(event, callback);
+	else                                             elem.attachEvent(event, callback);
+}
+
+function apbct_remove_event_handler(elem, event, callback){
+	if(typeof window.removeEventListener == "function") elem.removeEventListener(event, callback);
+	else                                                elem.detachEvent(event, callback);
+}
+
+ctSetCookieSec("apbct_ps_timestamp", Math.floor(new Date().getTime()/1000));
+ctSetCookieSec("apbct_fkp_timestamp", "0");
+ctSetCookieSec("apbct_pointer_data", "0");
+ctSetCookieSec("apbct_timezone", "0");
+
+setTimeout(function(){
+	ctSetCookieSec("apbct_timezone", ct_date.getTimezoneOffset()/60*(-1));
+},1000);
+
+//Writing first key press timestamp
+var ctFunctionFirstKey = function output(event){
+	var KeyTimestamp = Math.floor(new Date().getTime()/1000);
+	ctSetCookieSec("ct_fkp_timestamp", KeyTimestamp);
+	ctKeyStopStopListening();
+}
+
+//Reading interval
+var ctMouseReadInterval = setInterval(function(){
+	ctMouseEventTimerFlag = true;
+}, 150);
+	
+//Writting interval
+var ctMouseWriteDataInterval = setInterval(function(){
+	ctSetCookieSec("apbct_pointer_data", JSON.stringify(ctMouseData));
+}, 1200);
+
+//Logging mouse position each 150 ms
+var ctFunctionMouseMove = function output(event){
+	if(ctMouseEventTimerFlag == true){
+		
+		ctMouseData.push([
+			Math.round(event.pageY),
+			Math.round(event.pageX),
+			Math.round(new Date().getTime() - ctTimeMs)
+		]);
+		
+		ctMouseDataCounter++;
+		ctMouseEventTimerFlag = false;
+		if(ctMouseDataCounter >= 50){
+			ctMouseStopData();
+		}
+	}
+}
+
+//Stop mouse observing function
+function ctMouseStopData(){
+	apbct_remove_event_handler(window, "mousemove", ctFunctionMouseMove);
+	clearInterval(ctMouseReadInterval);
+	clearInterval(ctMouseWriteDataInterval);				
+}
+
+//Stop key listening function
+function ctKeyStopStopListening(){
+	apbct_remove_event_handler(window, "mousedown", ctFunctionFirstKey);
+	apbct_remove_event_handler(window, "keydown", ctFunctionFirstKey);
+}
+
+apbct_attach_event_handler(window, "mousemove", ctFunctionMouseMove);
+apbct_attach_event_handler(window, "mousedown", ctFunctionFirstKey);
+apbct_attach_event_handler(window, "keydown", ctFunctionFirstKey);
+
+// Ready function
+function apbct_ready(){
+	ctSetCookieSec("apbct_visible_fields", 0);
+	ctSetCookieSec("apbct_visible_fields_count", 0);
+	if (document.getElementById("ct_checkjs"))
+		document.getElementById("ct_checkjs").value = ct_date.getFullYear();
+	setTimeout(function(){
+		for(var i = 0; i < document.forms.length; i++){
+			var form = document.forms[i];
+			form.onsubmit_prev = form.onsubmit;
+			form.onsubmit = function(event){
+				this.visible_fields = '';
+				this.visible_fields_count = this.elements.length;
+				for(var j = 0; j < this.elements.length; j++){
+					var elem = this.elements[j];
+					if( getComputedStyle(elem).display    == "none" ||
+						getComputedStyle(elem).visibility == "hidden" ||
+						getComputedStyle(elem).width      == "0" ||
+						getComputedStyle(elem).heigth     == "0" ||
+						getComputedStyle(elem).opacity    == "0" ||
+						elem.getAttribute("type")         == "hidden" ||
+						elem.getAttribute("type")         == "submit"
+					){
+						this.visible_fields_count--;
+					}else{
+						this.visible_fields += (this.visible_fields == "" ? "" : " ") + elem.getAttribute("name");
+					}
+				}
+				ctSetCookieSec("apbct_visible_fields", this.visible_fields);
+				ctSetCookieSec("apbct_visible_fields_count", this.visible_fields_count);
+				if(this.onsubmit_prev instanceof Function){
+					this.onsubmit_prev.call(this, event);
+				}
+			}
+		}
+	}, 1000);
+}
+apbct_attach_event_handler(window, "DOMContentLoaded", apbct_ready);
\ No newline at end of file
diff --git a/README.md b/README.md
index 073fc8e..c447712 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # opencart-antispam
 Opencart anti-spam extension.
-# Version 1.4
+# Version 1.5
 
 ## How to install