diff --git a/admin/ajax.php b/admin/ajax.php
index ba49ca1..61fff4e 100644
--- a/admin/ajax.php
+++ b/admin/ajax.php
@@ -1,5 +1,5 @@
 <?
-error_reporting( E_ALL ^ E_NOTICE ^ E_STRICT );
+error_reporting( E_ALL ^ E_NOTICE ^ E_STRICT ^ E_WARNING ^ E_DEPRECATED );
 function __autoload_my_classes( $classname )
 {
   $q = explode( '\\' , $classname );
diff --git a/admin/templates/articles/article-edit.php b/admin/templates/articles/article-edit.php
index 6666668..5078384 100644
--- a/admin/templates/articles/article-edit.php
+++ b/admin/templates/articles/article-edit.php
@@ -119,12 +119,19 @@ ob_start();
         </div>
       </div>
       <div>
-        <? if ( is_array( $this -> authors ) ): foreach ( $this -> authors as $author ): $authors[ $author['id'] ] = $author['author']; endforeach; endif;?>
+        <?
+          $authors[0] = '--- wybierz autora ---';
+          if ( is_array( $this -> authors ) ):
+            foreach ( $this -> authors as $author ):
+              $authors[ $author['id'] ] = $author['author'];
+            endforeach;
+          endif;
+        ?>
         <?= \Html::select( [
                       'label' => 'Autor',
                       'name' => "id_author",
                       'id' => 'id_author',
-                      'values' => array_merge( [ '0' => '--- wybierz autora ---' ], $authors ),
+                      'values' => $authors,
                       'value' => $this -> article['id_author']
                     ] );?>
         <?= \Html::input_switch(
@@ -148,6 +155,11 @@ ob_start();
                       'checked' => $this -> article['show_title'] == 1 ? true : false
                     )
                 );?>
+        <?= \Html::input_switch( [
+          'label' => 'Pokaż spis treści',
+          'name' => 'show_table_of_contents',
+          'checked' => $this -> article['show_table_of_contents'] == 1 ? true : false
+        ] );?>
         <?= \Html::input_switch(
                     array(
                       'label'   => 'Pokaż datę dodania',
@@ -169,6 +181,15 @@ ob_start();
                       'checked' => $this -> article['show_date_modify'] == 1 ? true : false
                     )
                 );?>
+        <?= \Html::input(
+                    array(
+                      'label' => 'Data modyfikacji',
+                      'class' => 'date-time',
+                      'name' => 'date_modify',
+                      'id' => 'date_modify',
+                      'value' => $this -> article['date_modify'] ? $this -> article['date_modify'] : date( 'Y-m-d H:i:s' )
+                    )
+                );?>
         <?= \Html::input_switch(
                     array(
                       'label'   => 'Powtórz wprowadzenie',
diff --git a/autoload/admin/controls/class.Articles.php b/autoload/admin/controls/class.Articles.php
index 96c2581..b6f9e7d 100644
--- a/autoload/admin/controls/class.Articles.php
+++ b/autoload/admin/controls/class.Articles.php
@@ -99,7 +99,7 @@ class Articles
 
     if ( $id = \admin\factory\Articles::article_save(
                   $values['id'], $values['title'], $values['main_image'], $values['entry'], $values['text'], $values['table_of_contents'], $values['status'], $values['show_title'], $values['show_table_of_contents'], $values['show_date_add'], $values['date_add'],
-                  $values['show_date_modify'], $values['seo_link'], $values['meta_title'], $values['meta_description'], $values['meta_keywords'], $values['layout_id'],
+                  $values['show_date_modify'], $values['date_modify'], $values['seo_link'], $values['meta_title'], $values['meta_description'], $values['meta_keywords'], $values['layout_id'],
                   $values['pages'], $values['noindex'], $values['repeat_entry'], $values['copy_from'], $values['social_icons'], $values['event_date'], $values['hidden-tags'], $values['block_direct_access'],
                   $values['priority'], $values['password'], $values['pixieset'], $values['id_author'], $params
             ) )
diff --git a/autoload/admin/factory/class.Articles.php b/autoload/admin/factory/class.Articles.php
index a10b710..9a5a585 100644
--- a/autoload/admin/factory/class.Articles.php
+++ b/autoload/admin/factory/class.Articles.php
@@ -238,7 +238,7 @@ class Articles
   }
 
   public static function article_save(
-          $article_id, $title, $main_image, $entry, $text, $table_of_contents, $status, $show_title, $show_table_of_contents, $show_date_add, $date_add, $show_date_modify, $seo_link, $meta_title, $meta_description,
+          $article_id, $title, $main_image, $entry, $text, $table_of_contents, $status, $show_title, $show_table_of_contents, $show_date_add, $date_add, $show_date_modify, $date_modify, $seo_link, $meta_title, $meta_description,
           $meta_keywords, $layout_id, $pages, $noindex, $repeat_entry, $copy_from, $social_icons, $event_date, $tags, $block_direct_access, $priority,
           $password, $pixieset, $id_author, $params )
   {
@@ -254,8 +254,8 @@ class Articles
                 'show_table_of_contents' => $show_table_of_contents == 'on' ? 1 : 0,
                 'show_date_add' => $show_date_add == 'on' ? 1 : 0,
                 'show_date_modify' => $show_date_modify == 'on' ? 1 : 0,
-                'date_add' => $date_add ? $date_add : date( 'Y-m-d H:i:s' ),
-                'date_modify' => $date_add ? $date_add : date( 'Y-m-d H:i:s' ),
+                'date_add'          => date( 'Y-m-d H:i:s' ),
+                'date_modify'       => date( 'Y-m-d H:i:s' ),
                 'modify_by' => $user['id'],
                 'layout_id' => $layout_id ? (int)$layout_id : null,
                 'status' => $status == 'on' ? 1 : 0,
@@ -438,8 +438,9 @@ class Articles
                 'show_title' => $show_title == 'on' ? 1 : 0,
                 'show_table_of_contents' => $show_table_of_contents == 'on' ? 1 : 0,
                 'show_date_add' => $show_date_add == 'on' ? 1 : 0,
+                'date_add'          => $date_add,
                 'show_date_modify' => $show_date_modify == 'on' ? 1 : 0,
-                'date_modify' => date( 'Y-m-d H:i:s' ),
+                'date_modify' => $date_modify ? $date_modify : date( 'Y-m-d H:i:s' ),
                 'modify_by' => $user['id'],
                 'layout_id' => $layout_id ? (int)$layout_id : null,
                 'status' => $status == 'on' ? 1 : 0,