diff --git a/assets/photos/photos.js b/assets/photos/photos.js
index dab2e0a..7804282 100644
--- a/assets/photos/photos.js
+++ b/assets/photos/photos.js
@@ -72,12 +72,13 @@ $(function(){
     photosBody.on('input propertychange', '.photo-description', function(){
         var saveBtn = $(this).siblings('.save-photo-description');
         if(saveBtn.hasClass('disabled')){
-            saveBtn.removeClass('disabled').on('click', function(){
+            saveBtn.removeClass('disabled').on('click', function(e){
+                e.preventDefault();
                 var $this = $(this).unbind('click').addClass('disabled');
                 var tr = $this.closest('tr');
                 var text = $this.siblings('.photo-description').val();
                 $.post(
-                    '/admin/photos/description/'+ tr.data('id'),
+                    $this.attr('href'),
                     {description: text},
                     function(response){
                         if(response.result === 'success'){
diff --git a/components/Controller.php b/components/Controller.php
index 07d0040..b304843 100644
--- a/components/Controller.php
+++ b/components/Controller.php
@@ -18,7 +18,7 @@ public function beforeAction($action)
 
         if(Yii::$app->user->isGuest){
             Yii::$app->user->setReturnUrl(Yii::$app->request->url);
-            return $this->redirect('/admin/sign/in');
+            return $this->redirect(['/admin/sign/in']);
         }
         else{
 
diff --git a/controllers/AdminsController.php b/controllers/AdminsController.php
index cab0e01..e0c1e8a 100644
--- a/controllers/AdminsController.php
+++ b/controllers/AdminsController.php
@@ -15,7 +15,7 @@ public function actionIndex()
         $data = new ActiveDataProvider([
             'query' => Admin::find()->desc(),
         ]);
-        Yii::$app->user->setReturnUrl('/admin/admins');
+        Yii::$app->user->setReturnUrl(['/admin/admins']);
 
         return $this->render('index', [
             'data' => $data
@@ -35,7 +35,7 @@ public function actionCreate()
             else{
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii', 'Admin created'));
-                    return $this->redirect('/admin/admins');
+                    return $this->redirect(['/admin/admins']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -56,7 +56,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/admins');
+            return $this->redirect(['/admin/admins']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/controllers/InstallController.php b/controllers/InstallController.php
index d6544b9..4d2a949 100644
--- a/controllers/InstallController.php
+++ b/controllers/InstallController.php
@@ -47,7 +47,7 @@ public function actionIndex()
             Yii::$app->cache->flush();
             Yii::$app->session->setFlash('root_password', $installForm->root_password);
 
-            return $this->redirect('/admin/install/finish');
+            return $this->redirect(['/admin/install/finish']);
         }
         else {
             $installForm->robot_email = 'noreply@'.Yii::$app->request->serverName;
@@ -68,7 +68,7 @@ public function actionFinish()
                 'password' => $root_password,
             ]);
             if($loginForm->login()){
-                return $this->redirect('/admin/');
+                return $this->redirect(['/admin/']);
             }
         }
 
diff --git a/controllers/ModulesController.php b/controllers/ModulesController.php
index 27dab29..d128547 100644
--- a/controllers/ModulesController.php
+++ b/controllers/ModulesController.php
@@ -51,7 +51,7 @@ public function actionCreate()
             else{
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii', 'Module created'));
-                    return $this->redirect('/admin/modules');
+                    return $this->redirect(['/admin/modules']);
                 }
                 else{
                     $this->flash('error', Yii::t('Create error. {0}', $model->formatErrors()));
@@ -72,7 +72,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/modules');
+            return $this->redirect(['/admin/modules']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
@@ -103,7 +103,7 @@ public function actionSettings($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/modules');
+            return $this->redirect(['/admin/modules']);
         }
 
         if (Yii::$app->request->post('Settings')) {
diff --git a/controllers/PhotosController.php b/controllers/PhotosController.php
index aa6251d..89715ca 100644
--- a/controllers/PhotosController.php
+++ b/controllers/PhotosController.php
@@ -2,6 +2,7 @@
 namespace yii\easyii\controllers;
 
 use Yii;
+use yii\helpers\Url;
 use yii\web\UploadedFile;
 use yii\web\Response;
 
@@ -31,7 +32,7 @@ public function behaviors()
     public function actionUpload($model, $item_id)
     {
         $success = null;
-        
+
         $photo = new Photo;
         $photo->model = $model;
         $photo->item_id = $item_id;
@@ -52,7 +53,7 @@ public function actionUpload($model, $item_id)
                     ];
                 }
                 else{
-                    @unlink(Yii::getAlias('@webroot').$photo->image);
+                    @unlink(Yii::getAlias('@webroot') . str_replace(Url::base(true), '', $photo->image));
                     $this->error = Yii::t('easyii', 'Create error. {0}', $photo->formatErrors());
                 }
             }
diff --git a/controllers/RedactorController.php b/controllers/RedactorController.php
index 6d7597f..bf95108 100644
--- a/controllers/RedactorController.php
+++ b/controllers/RedactorController.php
@@ -4,6 +4,7 @@
 use Yii;
 use yii\web\HttpException;
 use yii\helpers\FileHelper;
+use yii\helpers\Url;
 use yii\web\UploadedFile;
 use yii\web\Response;
 
@@ -116,7 +117,7 @@ public function actionUpload($dir = '')
     private function getResponse($fileName)
     {
         return [
-            'filelink' => 'http://'.Yii::$app->request->serverName.$fileName,
+            'filelink' => $fileName,
             'filename' => basename($fileName)
         ];
     }
diff --git a/controllers/SettingsController.php b/controllers/SettingsController.php
index 469928a..0b3ff7d 100644
--- a/controllers/SettingsController.php
+++ b/controllers/SettingsController.php
@@ -55,7 +55,7 @@ public function actionEdit($id)
 
         if($model === null || ($model->visibility < (IS_ROOT ? Setting::VISIBLE_ROOT : Setting::VISIBLE_ALL))){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/settings');
+            return $this->redirect(['/admin/settings']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/controllers/SignController.php b/controllers/SignController.php
index 9206499..b846444 100644
--- a/controllers/SignController.php
+++ b/controllers/SignController.php
@@ -14,7 +14,7 @@ public function actionIn()
         $model = new models\LoginForm;
 
         if (!Yii::$app->user->isGuest || ($model->load(Yii::$app->request->post()) && $model->login())) {
-            return $this->redirect(Yii::$app->user->getReturnUrl('/admin'));
+            return $this->redirect(Yii::$app->user->getReturnUrl(['/admin']));
         } else {
             return $this->render('in', [
                 'model' => $model,
diff --git a/helpers/Image.php b/helpers/Image.php
index afdba1f..b820eb5 100644
--- a/helpers/Image.php
+++ b/helpers/Image.php
@@ -5,6 +5,7 @@
 use yii\web\UploadedFile;
 use yii\web\HttpException;
 use yii\helpers\FileHelper;
+use yii\helpers\Url;
 use yii\easyii\helpers\GD;
 
 class Image
@@ -26,6 +27,8 @@ public static function upload(UploadedFile $fileInstance, $dir = '', $resizeWidt
 
     static function createThumbnail($fileName, $width, $height = null, $crop = true)
     {
+        $fileName = str_replace(Url::base(true), '', $fileName);
+        
         $webRoot = Yii::getAlias('@webroot');
         if(!strstr($fileName, $webRoot)){
             $fileName = $webRoot . $fileName;
diff --git a/helpers/Upload.php b/helpers/Upload.php
index 7da342f..7462241 100644
--- a/helpers/Upload.php
+++ b/helpers/Upload.php
@@ -7,6 +7,7 @@
 use yii\helpers\Inflector;
 use yii\helpers\StringHelper;
 use yii\helpers\FileHelper;
+use yii\helpers\Url;
 
 class Upload
 {
@@ -33,7 +34,7 @@ static function getUploadPath($dir)
 
     static function getLink($fileName)
     {
-        return str_replace('\\', '/', str_replace(Yii::getAlias('@webroot'), '', $fileName));
+        return Url::base(true) . str_replace('\\', '/', str_replace(Yii::getAlias('@webroot'), '', $fileName));
     }
 
     static function getFileName($fileInstanse, $namePostfix = true)
diff --git a/media/js/admin.js b/media/js/admin.js
index f09d4f5..7aeacd0 100644
--- a/media/js/admin.js
+++ b/media/js/admin.js
@@ -51,7 +51,7 @@ $(function(){
         var checkbox = $(this);
         checkbox.switcher('setDisabled', true);
 
-        $.getJSON(checkbox.data('link') + (checkbox.is(':checked') ? 'on' : 'off') + '/' + checkbox.data('id'), function(response){
+        $.getJSON(checkbox.data('link') + '/' + (checkbox.is(':checked') ? 'on' : 'off') + '/' + checkbox.data('id'), function(response){
             if(response.result === 'error'){
                 alert(response.error);
             }
diff --git a/media/js/frontend.js b/media/js/frontend.js
index 004b514..3dc43a8 100644
--- a/media/js/frontend.js
+++ b/media/js/frontend.js
@@ -6,6 +6,6 @@ $(function(){
     $('#easyii-navbar input').switcher({copy: {en: {yes: '', no: ''}}}).on('change', function(){
         var checkbox = $(this);
         checkbox.switcher('setDisabled', true);
-        location.href = '/admin/system/live-edit/'+(checkbox.is(':checked') ? 1 : 0);
+        location.href = checkbox.attr('data-link') + '/' + (checkbox.is(':checked') ? 1 : 0);
     });;
 });
\ No newline at end of file
diff --git a/modules/article/ArticleModule.php b/modules/article/ArticleModule.php
index 68d0c5d..2a66de2 100644
--- a/modules/article/ArticleModule.php
+++ b/modules/article/ArticleModule.php
@@ -9,9 +9,6 @@ class ArticleModule extends \yii\easyii\components\Module
 
         'enableShort' => true,
         'shortMaxLength' => 255,
-
-        'categoryAutoSlug' => true,
-        'itemAutoSlug' => true,
     ];
 
     public static $installConfig = [
diff --git a/modules/article/api/Article.php b/modules/article/api/Article.php
index 0f74763..8129822 100644
--- a/modules/article/api/Article.php
+++ b/modules/article/api/Article.php
@@ -3,6 +3,7 @@
 
 use Yii;
 use yii\data\ActiveDataProvider;
+use yii\helpers\Url;
 use yii\widgets\LinkPager;
 
 use yii\easyii\widgets\Colorbox;
@@ -70,7 +71,6 @@ private function findItem($id_slug)
         }
 
         $item->updateCounters(['views' => 1]);
-
         return new ArticleObject($item);
     }
 }
\ No newline at end of file
diff --git a/modules/article/controllers/AController.php b/modules/article/controllers/AController.php
index acc7516..481bb93 100644
--- a/modules/article/controllers/AController.php
+++ b/modules/article/controllers/AController.php
@@ -65,7 +65,7 @@ public function actionCreate($parent = null)
                 if($model->save()){
 
                     $this->flash('success', Yii::t('easyii/article', 'Category created'));
-                    return $this->redirect('/admin/article/items/'.$model->primaryKey);
+                    return $this->redirect(['/admin/article/items/index', 'id' => $model->primaryKey]);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -84,7 +84,7 @@ public function actionCreate($parent = null)
     public function actionEdit($id)
     {
         if(!($model = Category::findOne($id))){
-            return $this->redirect('/admin/article');
+            return $this->redirect(['/admin/article/']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/article/controllers/ItemsController.php b/modules/article/controllers/ItemsController.php
index 609c130..222c13e 100644
--- a/modules/article/controllers/ItemsController.php
+++ b/modules/article/controllers/ItemsController.php
@@ -26,7 +26,7 @@ public function behaviors()
     public function actionIndex($id)
     {
         if(!($model = Category::findOne($id))){
-            return $this->redirect('/admin/article');
+            return $this->redirect(['/admin/article']);
         }
 
         return $this->render('index', [
@@ -38,7 +38,7 @@ public function actionIndex($id)
     public function actionCreate($id)
     {
         if(!($category = Category::findOne($id))){
-            return $this->redirect('/admin/article');
+            return $this->redirect(['/admin/article']);
         }
 
         $model = new Item;
@@ -62,7 +62,7 @@ public function actionCreate($id)
 
                 if ($model->save()) {
                     $this->flash('success', Yii::t('easyii/article', 'Article created'));
-                    return $this->redirect('/admin/article/items/edit/' . $model->primaryKey);
+                    return $this->redirect(['/admin/article/items/edit', 'id' => $model->primaryKey]);
                 } else {
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
                     return $this->refresh();
@@ -80,7 +80,7 @@ public function actionCreate($id)
     public function actionEdit($id)
     {
         if(!($model = Item::findOne($id))){
-            return $this->redirect('/admin/article');
+            return $this->redirect(['/admin/article']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
@@ -100,7 +100,7 @@ public function actionEdit($id)
 
                 if ($model->save()) {
                     $this->flash('success', Yii::t('easyii/article', 'Article updated'));
-                    return $this->redirect('/admin/article/items/edit/' . $model->primaryKey);
+                    return $this->redirect(['/admin/article/items/edit', 'id' => $model->primaryKey]);
                 } else {
                     $this->flash('error', Yii::t('easyii', 'Update error. {0}', $model->formatErrors()));
                     return $this->refresh();
diff --git a/modules/article/models/Category.php b/modules/article/models/Category.php
index b923b1e..c748b23 100644
--- a/modules/article/models/Category.php
+++ b/modules/article/models/Category.php
@@ -28,10 +28,7 @@ public function rules()
             ['image', 'image'],
             ['item_count', 'integer'],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
-            ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }],
+            ['slug', 'default', 'value' => null]
         ];
     }
 
@@ -50,6 +47,11 @@ public function behaviors()
         return [
             SortableModel::className(),
             'seoBehavior' => SeoBehavior::className(),
+            'sluggable' => [
+                'class' => SluggableBehavior::className(),
+                'attribute' => 'title',
+                'ensureUnique' => true
+            ],
             'tree' => [
                 'class' => NestedSetsBehavior::className(),
                 'treeAttribute' => 'tree'
@@ -57,18 +59,6 @@ public function behaviors()
         ];
     }
 
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
     public static function getTree()
     {
         $collection = self::find()->sort()->asArray()->all();
@@ -134,17 +124,11 @@ public function afterDelete()
     {
         parent::afterDelete();
 
-        foreach($this->getItems()->all() as $item){
+        foreach ($this->getItems()->all() as $item) {
             $item->delete();
         }
-
         if($this->image) {
             @unlink(Yii::getAlias('@webroot') . $this->image);
         }
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['article']->settings['categoryAutoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/article/models/Item.php b/modules/article/models/Item.php
index 1caceba..d61318c 100644
--- a/modules/article/models/Item.php
+++ b/modules/article/models/Item.php
@@ -27,9 +27,6 @@ public function rules()
             ['views', 'number', 'integerOnly' => true],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }]
         ];
     }
 
@@ -49,7 +46,8 @@ public function behaviors()
         return [
             SortableModel::className(),
             'seoBehavior' => SeoBehavior::className(),
-            [
+            'seo' => SeoBehavior::className(),
+            'sluggable' => [
                 'class' => SluggableBehavior::className(),
                 'attribute' => 'title',
                 'ensureUnique' => true
@@ -62,18 +60,6 @@ public function getCategory()
         return $this->hasOne(Category::className(), ['category_id' => 'category_id']);
     }
 
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
     public function beforeSave($insert)
     {
         if (parent::beforeSave($insert)) {
@@ -100,9 +86,4 @@ public function afterDelete()
             @unlink(Yii::getAlias('@webroot').$this->image);
         }
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['article']->settings['itemAutoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/article/views/a/_form.php b/modules/article/views/a/_form.php
index 4b3160d..1d96e05 100644
--- a/modules/article/views/a/_form.php
+++ b/modules/article/views/a/_form.php
@@ -2,6 +2,7 @@
 use yii\easyii\helpers\Image;
 use yii\easyii\modules\article\models\Category;
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\SeoForm;
 
@@ -31,8 +32,8 @@
 
 <?php if($settings['categoryThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Image::thumb(Yii::getAlias('@webroot') . $model->image, 240, 180) ?>">
-        <a href="/admin/article/a/clear-image/<?= $model->primaryKey ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/article', 'Clear image')?>"><?= Yii::t('easyii/article', 'Clear image')?></a>
+        <img src="<?= $model->image ?>">
+        <a href="<?= Url::to(['/admin/article/a/clear-image', 'id' => $model->primaryKey]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/article', 'Clear image')?>"><?= Yii::t('easyii/article', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
diff --git a/modules/article/views/a/_menu.php b/modules/article/views/a/_menu.php
index c8bafb8..4b9d678 100644
--- a/modules/article/views/a/_menu.php
+++ b/modules/article/views/a/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/article') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/article/']) ?>">
             <?php if($action === 'fields' || $action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii/article', 'Categories') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/article/a/create"><?= Yii::t('easyii/article', 'Create category') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/article/a/create']) ?>"><?= Yii::t('easyii/article', 'Create category') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/article/views/a/index.php b/modules/article/views/a/index.php
index ec9a9a1..da36386 100644
--- a/modules/article/views/a/index.php
+++ b/modules/article/views/a/index.php
@@ -1,4 +1,8 @@
 <?php
+use yii\helpers\Html;
+use yii\helpers\Url;
+use yii\easyii\modules\article\models\Category;
+
 \yii\bootstrap\BootstrapPluginAsset::register($this);
 
 $this->title = Yii::t('easyii/article', 'Articles');
@@ -9,20 +13,20 @@ function renderNode($node)
     $html .= '<td width="30">'.$node['category_id'].'</td>';
     $html .= '
         <td style="padding-left: '.($node['depth']*20).'px;">
-            '.(sizeof($node['children']) ? '<i class="caret"></i>' : '').' <a href="/admin/article/items/'.$node['category_id'].'">'.$node['title'].'</a>
+            '.(sizeof($node['children']) ? '<i class="caret"></i>' : '').' <a href="' . Url::to(['/admin/article/a/items', 'id' => $node['category_id']]) . '">'.$node['title'].'</a>
         </td>';
     $html .= '
         <td width="120" class="text-right">
             <div class="dropdown actions">
                 <i id="dropdownMenu'.$node['category_id'].'" data-toggle="dropdown" aria-expanded="true" title="'.Yii::t('easyii', 'Actions').'" class="glyphicon glyphicon-menu-hamburger"></i>
                 <ul class="dropdown-menu dropdown-menu-right" role="menu" aria-labelledby="dropdownMenu'.$node['category_id'].'">
-                    <li><a href="/admin/article/a/edit/'.$node['category_id'].'"><i class="glyphicon glyphicon-pencil font-12"></i> '.Yii::t('easyii', 'Edit').'</a></li>
-                    <li><a href="/admin/article/a/create/?parent='.$node['category_id'].'"><i class="glyphicon glyphicon-plus font-12"></i> '.Yii::t('easyii', 'Add subcategory').'</a></li>
+                    <li><a href="' . Url::to(['/admin/article/a/edit', 'id' => $node['category_id']]) . '"><i class="glyphicon glyphicon-pencil font-12"></i> '.Yii::t('easyii', 'Edit').'</a></li>
+                    <li><a href="' . Url::to(['/admin/article/a/create', 'parent' => $node['category_id']]) . '"><i class="glyphicon glyphicon-plus font-12"></i> '.Yii::t('easyii', 'Add subcategory').'</a></li>
                     <li role="presentation" class="divider"></li>
-                    <li><a href="/admin/article/a/up/'.$node['category_id'].'"><i class="glyphicon glyphicon-arrow-up font-12"></i> '.Yii::t('easyii', 'Move up').'</a></li>
-                    <li><a href="/admin/article/a/down/'.$node['category_id'].'"><i class="glyphicon glyphicon-arrow-down font-12"></i> '.Yii::t('easyii', 'Move down').'</a></li>
+                    <li><a href="' . Url::to(['/admin/article/a/up', 'id' => $node['category_id']]) . '"><i class="glyphicon glyphicon-arrow-up font-12"></i> '.Yii::t('easyii', 'Move up').'</a></li>
+                    <li><a href="' . Url::to(['/admin/article/a/down', 'id' => $node['category_id']]) . '"><i class="glyphicon glyphicon-arrow-down font-12"></i> '.Yii::t('easyii', 'Move down').'</a></li>
                     <li role="presentation" class="divider"></li>
-                    <li><a href="/admin/article/a/delete/'.$node['category_id'].'" class="confirm-delete" title="'.Yii::t('easyii', 'Delete item').'"><i class="glyphicon glyphicon-remove font-12"></i> '.Yii::t('easyii', 'Delete').'</a></li>
+                    <li><a href="' . Url::to(['/admin/article/a/delete', 'id' => $node['category_id']]) . '" class="confirm-delete" title="'.Yii::t('easyii', 'Delete item').'"><i class="glyphicon glyphicon-remove font-12"></i> '.Yii::t('easyii', 'Delete').'</a></li>
                 </ul>
             </div>
         </td>
diff --git a/modules/article/views/items/_form.php b/modules/article/views/items/_form.php
index d3cdab4..36779af 100644
--- a/modules/article/views/items/_form.php
+++ b/modules/article/views/items/_form.php
@@ -1,6 +1,7 @@
 <?php
 use yii\easyii\helpers\Image;
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\Redactor;
 use yii\easyii\widgets\SeoForm;
@@ -13,8 +14,8 @@
 
 <?php if($this->context->module->settings['articleThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Image::thumb(Yii::getAlias('@webroot') . $model->image, 240, 180) ?>">
-        <a href="/admin/article/items/clear-image/<?= $model->primaryKey ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/article', 'Clear image')?>"><?= Yii::t('easyii/article', 'Clear image')?></a>
+        <img src="<?= $model->image ?>">
+        <a href="<?= Url::to(['/admin/article/items/clear-image', 'id' => $model->primaryKey]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/article', 'Clear image')?>"><?= Yii::t('easyii/article', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
@@ -26,8 +27,8 @@
 <?= $form->field($model, 'text')->widget(Redactor::className(),[
     'options' => [
         'minHeight' => 400,
-        'imageUpload' => '/admin/redactor/upload?dir=article',
-        'fileUpload' => '/admin/redactor/upload?dir=article',
+        'imageUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'article'], true),
+        'fileUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'article'], true),
         'plugins' => ['fullscreen']
     ]
 ]) ?>
diff --git a/modules/article/views/items/_menu.php b/modules/article/views/items/_menu.php
index e5b2df3..e75d3f7 100644
--- a/modules/article/views/items/_menu.php
+++ b/modules/article/views/items/_menu.php
@@ -1,11 +1,13 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <?php if($action === 'index') : ?>
-        <li><a href="/admin/article"><i class="glyphicon glyphicon-chevron-left font-12"></i> <?= Yii::t('easyii/article', 'Categories') ?></a></li>
+        <li><a href="<?= Url::to(['/admin/article/']) ?>"><i class="glyphicon glyphicon-chevron-left font-12"></i> <?= Yii::t('easyii/article', 'Categories') ?></a></li>
     <?php endif; ?>
-    <li <?= ($action === 'index') ? 'class="active"' : '' ?>><a href="/admin/article/items/<?= $category->primaryKey ?>"><?php if($action !== 'index') echo '<i class="glyphicon glyphicon-chevron-left font-12"></i> ' ?><?= $category->title ?></a></li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/article/items/create/<?= $category->primaryKey ?>"><?= Yii::t('easyii', 'Add') ?></a></li>
+    <li <?= ($action === 'index') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/article/items/index', 'id' => $category->primaryKey]) ?>"><?php if($action !== 'index') echo '<i class="glyphicon glyphicon-chevron-left font-12"></i> ' ?><?= $category->title ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/article/items/create', 'id' => $category->primaryKey]) ?>"><?= Yii::t('easyii', 'Add') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/article/views/items/index.php b/modules/article/views/items/index.php
index 79360c3..108ae9a 100644
--- a/modules/article/views/items/index.php
+++ b/modules/article/views/items/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/article', 'Articles');
 ?>
 <?= $this->render('_menu', ['category' => $model]) ?>
@@ -21,13 +23,13 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/article/items/edit/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/article/items/edit', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td><?= $item->views ?></td>
                 <td class="text-right">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/article/items/up/<?= $item->primaryKey ?>?category_id=<?= $model->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/article/items/down/<?= $item->primaryKey ?>?category_id=<?= $model->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/article/items/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/article/items/up', 'id' => $item->primaryKey, 'category_id' => $model->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/article/items/down', 'id' => $item->primaryKey, 'category_id' => $model->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/article/items/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/carousel/controllers/AController.php b/modules/carousel/controllers/AController.php
index ec40597..47dac3d 100644
--- a/modules/carousel/controllers/AController.php
+++ b/modules/carousel/controllers/AController.php
@@ -58,7 +58,7 @@ public function actionCreate()
 
                         if($model->save()){
                             $this->flash('success', Yii::t('easyii/carousel', 'Carousel created'));
-                            return $this->redirect('/admin/carousel');
+                            return $this->redirect(['/admin/carousel']);
                         }
                         else{
                             $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -87,7 +87,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/carousel');
+            return $this->redirect(['/admin/carousel']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/carousel/views/a/_form.php b/modules/carousel/views/a/_form.php
index 9d78a6c..a0c8b7c 100644
--- a/modules/carousel/views/a/_form.php
+++ b/modules/carousel/views/a/_form.php
@@ -7,7 +7,7 @@
     'options' => ['enctype' => 'multipart/form-data']
 ]); ?>
 <?php if($model->image) : ?>
-    <img src="<?= Yii::$app->request->baseUrl.$model->image ?>" style="width: 848px">
+    <img src="<?= $model->image ?>" style="width: 848px">
 <?php endif; ?>
 <?= $form->field($model, 'image')->fileInput() ?>
 <?= $form->field($model, 'link') ?>
diff --git a/modules/carousel/views/a/_menu.php b/modules/carousel/views/a/_menu.php
index eeccc3c..0b05a09 100644
--- a/modules/carousel/views/a/_menu.php
+++ b/modules/carousel/views/a/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/carousel') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/carousel']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/<?= $this->context->module->id ?>/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/' . $this->context->module->id . '/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/carousel/views/a/index.php b/modules/carousel/views/a/index.php
index 3cd56b1..a1b8d98 100644
--- a/modules/carousel/views/a/index.php
+++ b/modules/carousel/views/a/index.php
@@ -1,6 +1,7 @@
 <?php
 use yii\easyii\modules\carousel\models\Carousel;
 use yii\helpers\Html;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii/carousel', 'Carousel');
 ?>
@@ -25,19 +26,19 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/carousel/a/edit/<?= $item->primaryKey ?>"><img src="<?= $item->image ?>" style="width: 550px;"></a></td>
+                <td><a href="<?= Url::to(['/admin/carousel/a/edit', 'id' => $item->primaryKey]) ?>"><img src="<?= $item->image ?>" style="width: 550px;"></a></td>
                 <td class="status vtop">
                     <?= Html::checkbox('', $item->status == Carousel::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $item->primaryKey,
-                        'data-link' => '/admin/carousel/a/'
+                        'data-link' => Url::to(['/admin/carousel/a/']),
                     ]) ?>
                 </td>
                 <td>
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/carousel/a/up/<?= $item->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/carousel/a/down/<?= $item->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/carousel/a/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/carousel/a/up', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/carousel/a/down', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/carousel/a/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/catalog/api/Catalog.php b/modules/catalog/api/Catalog.php
index 2d6a700..d6810b7 100644
--- a/modules/catalog/api/Catalog.php
+++ b/modules/catalog/api/Catalog.php
@@ -3,6 +3,7 @@
 
 use Yii;
 use yii\data\ActiveDataProvider;
+use yii\helpers\Url;
 use yii\widgets\LinkPager;
 
 use yii\easyii\widgets\Fancybox;
@@ -215,17 +216,4 @@ private function createItemObject($data)
         }
         return $temp;
     }
-
-    private function notFound($id_slug)
-    {
-        if(Yii::$app->user->isGuest) {
-            return $this->createCatObject('');
-        }
-        elseif(preg_match(Category::$SLUG_PATTERN, $id_slug)){
-            return $this->createCatObject('<a href="/admin/catalog/a/create/?slug='.$id_slug.'" target="_blank">'.Yii::t('easyii/catalog/api', 'Create category').'</a>');
-        }
-        else{
-            return $this->createCatObject($this->errorText('WRONG CATEGORY IDENTIFIER'));
-        }
-    }
 }
\ No newline at end of file
diff --git a/modules/catalog/controllers/AController.php b/modules/catalog/controllers/AController.php
index eb60277..8d62542 100644
--- a/modules/catalog/controllers/AController.php
+++ b/modules/catalog/controllers/AController.php
@@ -64,7 +64,7 @@ public function actionCreate($slug = null)
 
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/catalog', 'Category created'));
-                    return $this->redirect('/admin/catalog/a/fields/'.$model->primaryKey);
+                    return $this->redirect(['/admin/catalog/a/fields', 'id' => $model->primaryKey]);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -84,7 +84,7 @@ public function actionCreate($slug = null)
     public function actionEdit($id)
     {
         if(!($model = Category::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
@@ -120,7 +120,7 @@ public function actionEdit($id)
     public function actionFields($id)
     {
         if(!($model = Category::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         if (Yii::$app->request->post('save'))
diff --git a/modules/catalog/controllers/ItemsController.php b/modules/catalog/controllers/ItemsController.php
index 21c1c35..cbdddfa 100644
--- a/modules/catalog/controllers/ItemsController.php
+++ b/modules/catalog/controllers/ItemsController.php
@@ -27,7 +27,7 @@ public function behaviors()
     public function actionIndex($id)
     {
         if(!($model = Category::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         return $this->render('index', [
@@ -39,7 +39,7 @@ public function actionIndex($id)
     public function actionCreate($id)
     {
         if(!($category = Category::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         $model = new Item;
@@ -64,7 +64,7 @@ public function actionCreate($id)
 
                 if ($model->save()) {
                     $this->flash('success', Yii::t('easyii/catalog', 'Item created'));
-                    return $this->redirect('/admin/catalog/items/edit/' . $model->primaryKey);
+                    return $this->redirect(['/admin/catalog/items/edit/', 'id' => $model->primaryKey]);
                 } else {
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
                     return $this->refresh();
@@ -83,7 +83,7 @@ public function actionCreate($id)
     public function actionEdit($id)
     {
         if(!($model = Item::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
@@ -105,7 +105,7 @@ public function actionEdit($id)
 
                 if ($model->save()) {
                     $this->flash('success', Yii::t('easyii/catalog', 'Item updated'));
-                    return $this->redirect('/admin/catalog/items/edit/' . $model->primaryKey);
+                    return $this->redirect(['/admin/catalog/items/edit', 'id' => $model->primaryKey]);
                 } else {
                     $this->flash('error', Yii::t('easyii', 'Update error. {0}', $model->formatErrors()));
                     return $this->refresh();
@@ -123,7 +123,7 @@ public function actionEdit($id)
     public function actionPhotos($id)
     {
         if(!($model = Item::findOne($id))){
-            return $this->redirect('/admin/catalog');
+            return $this->redirect(['/admin/catalog']);
         }
 
         return $this->render('photos', [
diff --git a/modules/catalog/models/Category.php b/modules/catalog/models/Category.php
index 90b841c..5c729b1 100644
--- a/modules/catalog/models/Category.php
+++ b/modules/catalog/models/Category.php
@@ -44,9 +44,6 @@ public function rules()
             ['item_count', 'integer'],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }],
         ];
     }
 
@@ -68,6 +65,11 @@ public function behaviors()
             'tree' => [
                 'class' => NestedSetsBehavior::className(),
                 'treeAttribute' => 'tree'
+            ],
+            'sluggable' => [
+                'class' => SluggableBehavior::className(),
+                'attribute' => 'title',
+                'ensureUnique' => true
             ]
         ];
     }
@@ -86,18 +88,6 @@ public function beforeSave($insert)
         }
     }
 
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
     public function afterFind()
     {
         parent::afterFind();
@@ -121,9 +111,4 @@ public function afterDelete()
             @unlink(Yii::getAlias('@webroot') . $this->image);
         }
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['catalog']->settings['categoryAutoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/catalog/models/Item.php b/modules/catalog/models/Item.php
index e2c9787..873d1ee 100644
--- a/modules/catalog/models/Item.php
+++ b/modules/catalog/models/Item.php
@@ -25,9 +25,6 @@ public function rules()
             ['description', 'safe'],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }]
         ];
     }
 
@@ -46,6 +43,11 @@ public function behaviors()
         return [
             SortableModel::className(),
             'seo' => SeoBehavior::className(),
+            'sluggable' => [
+                'class' => SluggableBehavior::className(),
+                'attribute' => 'title',
+                'ensureUnique' => true
+            ]
         ];
     }
 
@@ -62,18 +64,6 @@ public function beforeSave($insert)
         }
     }
 
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
     public function afterFind()
     {
         parent::afterFind();
@@ -102,9 +92,4 @@ public function afterDelete()
             @unlink(Yii::getAlias('@webroot') . $this->image);
         }
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['catalog']->settings['itemAutoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/catalog/views/a/_form.php b/modules/catalog/views/a/_form.php
index 7c215cc..2b71501 100644
--- a/modules/catalog/views/a/_form.php
+++ b/modules/catalog/views/a/_form.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\SeoForm;
 
@@ -12,8 +13,8 @@
 <?= $form->field($model, 'title') ?>
 <?php if($settings['categoryThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Yii::$app->request->baseUrl.$model->image ?>">
-        <a href="/admin/catalog/a/clear-image/<?= $model->primaryKey ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/catalog', 'Clear image')?>"><?= Yii::t('easyii/catalog', 'Clear image')?></a>
+        <img src="<?= $model->image ?>">
+        <a href="<?= Url::to(['/admin/catalog/a/clear-image', 'id' => $model->primaryKey]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/catalog', 'Clear image')?>"><?= Yii::t('easyii/catalog', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
diff --git a/modules/catalog/views/a/_menu.php b/modules/catalog/views/a/_menu.php
index 6c5fcd8..8426d5b 100644
--- a/modules/catalog/views/a/_menu.php
+++ b/modules/catalog/views/a/_menu.php
@@ -1,23 +1,25 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/catalog') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/catalog']) ?>">
             <?php if($action === 'fields' || $action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii/catalog', 'Categories') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/catalog/a/create"><?= Yii::t('easyii/catalog', 'Create category') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/a/create']) ?>"><?= Yii::t('easyii/catalog', 'Create category') ?></a></li>
 </ul>
 <br/>
 <?php elseif($action === 'edit') : ?>
     <ul class="nav nav-pills">
         <li>
-            <a href="<?= $this->context->getReturnUrl('/admin/catalog')?>">
+            <a href="<?= $this->context->getReturnUrl(['/admin/catalog'])?>">
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
                 <?= Yii::t('easyii/catalog', 'Categories') ?>
             </a>
diff --git a/modules/catalog/views/a/_submenu.php b/modules/catalog/views/a/_submenu.php
index e84dcaf..c2fdf10 100644
--- a/modules/catalog/views/a/_submenu.php
+++ b/modules/catalog/views/a/_submenu.php
@@ -1,10 +1,12 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
     <ul class="nav nav-tabs">
-        <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="/admin/catalog/a/edit/<?= $model->primaryKey ?>"><?= Yii::t('easyii', 'Edit') ?></a></li>
-        <li <?= ($action === 'fields') ? 'class="active"' : '' ?>><a href="/admin/catalog/a/fields/<?= $model->primaryKey ?>"><span class="glyphicon glyphicon-cog"></span> <?= Yii::t('easyii/catalog', 'Fields') ?></a></li>
+        <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/a/edit', 'id' => $model->primaryKey]) ?>"><?= Yii::t('easyii', 'Edit') ?></a></li>
+        <li <?= ($action === 'fields') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/a/fields', 'id' => $model->primaryKey]) ?>"><span class="glyphicon glyphicon-cog"></span> <?= Yii::t('easyii/catalog', 'Fields') ?></a></li>
     </ul>
     <br>
 <?php endif;?>
\ No newline at end of file
diff --git a/modules/catalog/views/a/index.php b/modules/catalog/views/a/index.php
index 0127e56..6d6fcfd 100644
--- a/modules/catalog/views/a/index.php
+++ b/modules/catalog/views/a/index.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\easyii\modules\catalog\models\Category;
 
 $this->title = Yii::t('easyii/catalog', 'Catalog');
@@ -26,22 +27,22 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/catalog/items/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/catalog/items', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td><?= $item->item_count ?></td>
                 <td class="status">
                     <?= Html::checkbox('', $item->status == Category::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $item->primaryKey,
-                        'data-link' => '/admin/catalog/a/'
+                        'data-link' => Url::to(['/admin/catalog/a/']),
                     ]) ?>
                 </td>
                 <td class="control">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/catalog/a/up/<?= $item->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/catalog/a/down/<?= $item->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/catalog/a/edit/<?= $item->primaryKey ?>" class="btn btn-default" title="<?= Yii::t('easyii/catalog', 'Edit category') ?>"><span class="glyphicon glyphicon-pencil"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/a/up', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/a/down', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/a/edit', 'id' => $item->primaryKey]) ?>" class="btn btn-default" title="<?= Yii::t('easyii/catalog', 'Edit category') ?>"><span class="glyphicon glyphicon-pencil"></span></a>
                         <?php if(IS_ROOT) : ?>
-                        <a href="/admin/catalog/a/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/a/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                         <?php endif; ?>
                     </div>
                 </td>
diff --git a/modules/catalog/views/items/_form.php b/modules/catalog/views/items/_form.php
index 0526baa..86589da 100644
--- a/modules/catalog/views/items/_form.php
+++ b/modules/catalog/views/items/_form.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\Redactor;
 use yii\easyii\widgets\SeoForm;
@@ -13,8 +14,8 @@
 <?= $form->field($model, 'title') ?>
 <?php if($settings['itemThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Yii::$app->request->baseUrl.$model->image ?>">
-        <a href="/admin/catalog/items/clear-image/<?= $model->primaryKey ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/catalog', 'Clear image')?>"><?= Yii::t('easyii/catalog', 'Clear image')?></a>
+        <img src="<?= $model->image ?>">
+        <a href="<?= Url::to(['/admin/catalog/items/clear-image', 'id' => $model->primaryKey]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/catalog', 'Clear image')?>"><?= Yii::t('easyii/catalog', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
@@ -23,8 +24,8 @@
     <?= $form->field($model, 'description')->widget(Redactor::className(),[
         'options' => [
             'minHeight' => 400,
-            'imageUpload' => '/admin/redactor/upload?dir=catalog',
-            'fileUpload' => '/admin/redactor/upload?dir=catalog',
+            'imageUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'catalog'], true),
+            'fileUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'catalog'], true),
             'plugins' => ['fullscreen']
         ]
     ]) ?>
diff --git a/modules/catalog/views/items/_menu.php b/modules/catalog/views/items/_menu.php
index d221df8..2aee28b 100644
--- a/modules/catalog/views/items/_menu.php
+++ b/modules/catalog/views/items/_menu.php
@@ -1,11 +1,13 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <?php if($action === 'index') : ?>
-        <li><a href="/admin/catalog"><i class="glyphicon glyphicon-chevron-left font-12"></i> <?= Yii::t('easyii/catalog', 'Categories') ?></a></li>
+        <li><a href="<?= Url::to(['/admin/catalog']) ?>"><i class="glyphicon glyphicon-chevron-left font-12"></i> <?= Yii::t('easyii/catalog', 'Categories') ?></a></li>
     <?php endif; ?>
-    <li <?= ($action === 'index') ? 'class="active"' : '' ?>><a href="/admin/catalog/items/<?= $category->primaryKey ?>"><?php if($action !== 'index') echo '<i class="glyphicon glyphicon-chevron-left font-12"></i> ' ?><?= $category->title ?></a></li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/catalog/items/create/<?= $category->primaryKey ?>"><?= Yii::t('easyii', 'Add') ?></a></li>
+    <li <?= ($action === 'index') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/items', 'id' => $category->primaryKey]) ?>"><?php if($action !== 'index') echo '<i class="glyphicon glyphicon-chevron-left font-12"></i> ' ?><?= $category->title ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/items/create', 'id' => $category->primaryKey]) ?>"><?= Yii::t('easyii', 'Add') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/catalog/views/items/_submenu.php b/modules/catalog/views/items/_submenu.php
index cdd6428..482a3de 100644
--- a/modules/catalog/views/items/_submenu.php
+++ b/modules/catalog/views/items/_submenu.php
@@ -1,9 +1,11 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 
 <ul class="nav nav-tabs">
-    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="/admin/catalog/items/edit/<?= $model->primaryKey ?>"><?= Yii::t('easyii', 'Edit') ?></a></li>
-    <li <?= ($action === 'photos') ? 'class="active"' : '' ?>><a href="/admin/catalog/items/photos/<?= $model->primaryKey ?>"><span class="glyphicon glyphicon-camera"></span> <?= Yii::t('easyii', 'Photos') ?></a></li>
+    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/items/edit', 'id' => $model->primaryKey]) ?>"><?= Yii::t('easyii', 'Edit') ?></a></li>
+    <li <?= ($action === 'photos') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/catalog/items/photos', 'id' => $model->primaryKey]) ?>"><span class="glyphicon glyphicon-camera"></span> <?= Yii::t('easyii', 'Photos') ?></a></li>
 </ul>
 <br>
\ No newline at end of file
diff --git a/modules/catalog/views/items/index.php b/modules/catalog/views/items/index.php
index bacb8ad..48cc2e5 100644
--- a/modules/catalog/views/items/index.php
+++ b/modules/catalog/views/items/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/catalog', 'Catalog');
 ?>
 <?= $this->render('_menu', ['category' => $model]) ?>
@@ -20,12 +22,12 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/catalog/items/edit/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/catalog/items/edit', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td class="text-right">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/catalog/items/up/<?= $item->primaryKey ?>?category_id=<?= $model->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/catalog/items/down/<?= $item->primaryKey ?>?category_id=<?= $model->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/catalog/items/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/items/up', 'id' => $item->primaryKey, 'category_id' => $model->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/items/down', 'id' => $item->primaryKey, 'category_id' => $model->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/catalog/items/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/faq/controllers/AController.php b/modules/faq/controllers/AController.php
index af0f05c..60f404d 100644
--- a/modules/faq/controllers/AController.php
+++ b/modules/faq/controllers/AController.php
@@ -50,7 +50,7 @@ public function actionCreate($slug = null)
 
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/faq', 'Entry created'));
-                    return $this->redirect('/admin/faq');
+                    return $this->redirect(['/admin/faq']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -73,7 +73,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/faq');
+            return $this->redirect(['/admin/faq']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/faq/views/a/_menu.php b/modules/faq/views/a/_menu.php
index 9f6a0a6..d37382d 100644
--- a/modules/faq/views/a/_menu.php
+++ b/modules/faq/views/a/_menu.php
@@ -1,23 +1,25 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/faq') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/faq']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/faq/a/create"><?= Yii::t('easyii/faq', 'Create entry') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/faq/a/create']) ?>"><?= Yii::t('easyii/faq', 'Create entry') ?></a></li>
 </ul>
 <br/>
 <?php elseif($action === 'edit') : ?>
     <ul class="nav nav-pills">
         <li>
-            <a href="<?= $this->context->getReturnUrl('/admin/faq')?>">
+            <a href="<?= $this->context->getReturnUrl(['/admin/faq'])?>">
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
                 <?= Yii::t('easyii/faq', 'FAQ') ?>
             </a>
diff --git a/modules/faq/views/a/index.php b/modules/faq/views/a/index.php
index 6b6abc5..25a9caa 100644
--- a/modules/faq/views/a/index.php
+++ b/modules/faq/views/a/index.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\helpers\StringHelper;
 use yii\easyii\modules\faq\models\Faq;
 
@@ -26,19 +27,19 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/faq/a/edit/<?= $item->primaryKey ?>"><?= StringHelper::truncate(strip_tags($item->question), 128) ?></a></td>
+                <td><a href="<?= Url::to(['/admin/faq/a/edit', 'id' => $item->primaryKey]) ?>"><?= StringHelper::truncate(strip_tags($item->question), 128) ?></a></td>
                 <td class="status vtop">
                     <?= Html::checkbox('', $item->status == Faq::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $item->primaryKey,
-                        'data-link' => '/admin/faq/a/'
+                        'data-link' => Url::to(['/admin/faq/a/']),
                     ]) ?>
                 </td>
                 <td>
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/faq/a/up/<?= $item->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/faq/a/down/<?= $item->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/faq/a/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/faq/a/up', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/faq/a/down', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/faq/a/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/feedback/controllers/AController.php b/modules/feedback/controllers/AController.php
index 2fd0960..deb81ba 100644
--- a/modules/feedback/controllers/AController.php
+++ b/modules/feedback/controllers/AController.php
@@ -61,7 +61,7 @@ public function actionView($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/feedback');
+            return $this->redirect(['/admin/feedback']);
         }
 
         if($model->status == Feedback::STATUS_NEW){
diff --git a/modules/feedback/views/a/_menu.php b/modules/feedback/views/a/_menu.php
index 3a3757a..a8f0383 100644
--- a/modules/feedback/views/a/_menu.php
+++ b/modules/feedback/views/a/_menu.php
@@ -1,10 +1,12 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 
 $backTo = null;
-$indexUrl = '/admin/feedback';
-$noanswerUrl = '/admin/feedback/a/noanswer';
-$allUrl = '/admin/feedback/a/all';
+$indexUrl = Url::to(['/admin/feedback/']);
+$noanswerUrl = Url::to(['/admin/feedback/a/noanswer']);
+$allUrl = Url::to(['/admin/feedback/a/all']);
 
 if($action === 'view')
 {
@@ -55,7 +57,7 @@
     </li>
     <?php if($action === 'view' && isset($noanswer) && !$noanswer) : ?>
         <li class="pull-right">
-            <a href="/admin/feedback/a/set-answer/<?= Yii::$app->request->get('id') ?>" class="text-warning"><span class="glyphicon glyphicon-ok"></span> <?= Yii::t('easyii/feedback', 'Mark as answered') ?></a>
+            <a href="<?= Url::to(['/admin/feedback/a/set-answer', 'id' => Yii::$app->request->get('id')]) ?>" class="text-warning"><span class="glyphicon glyphicon-ok"></span> <?= Yii::t('easyii/feedback', 'Mark as answered') ?></a>
         </li>
     <?php endif; ?>    
 </ul>
diff --git a/modules/feedback/views/a/index.php b/modules/feedback/views/a/index.php
index dbeab1d..71d9737 100644
--- a/modules/feedback/views/a/index.php
+++ b/modules/feedback/views/a/index.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\StringHelper;
+use yii\helpers\Url;
 use yii\easyii\modules\feedback\models\Feedback;
 
 $this->title = Yii::t('easyii/feedback', 'Feedback');
@@ -26,7 +27,7 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/feedback/a/view/<?= $item->primaryKey ?>"><?= ($this->context->module->settings['enableTitle'] && $item->title != '') ? $item->title : StringHelper::truncate($item->text, 64, '...')?></a></td>
+                <td><a href="<?= Url::to(['/admin/feedback/a/view', 'id' => $item->primaryKey]) ?>"><?= ($this->context->module->settings['enableTitle'] && $item->title != '') ? $item->title : StringHelper::truncate($item->text, 64, '...')?></a></td>
                 <td><?= Yii::$app->formatter->asDatetime($item->time, 'short') ?></td>
                 <td>
                     <?php if($item->status == Feedback::STATUS_ANSWER) : ?>
@@ -35,7 +36,7 @@
                         <span class="text-danger"><?= Yii::t('easyii', 'No') ?></span>
                     <?php endif; ?>
                 </td>
-                <td><a href="/admin/feedback/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                <td><a href="<?= Url::to(['/admin/feedback/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
             </tr>
     <?php endforeach; ?>
         </tbody>
diff --git a/modules/file/FileModule.php b/modules/file/FileModule.php
index dcdcc91..72bc269 100644
--- a/modules/file/FileModule.php
+++ b/modules/file/FileModule.php
@@ -3,10 +3,6 @@
 
 class FileModule extends \yii\easyii\components\Module
 {
-    public $settings = [
-        'autoSlug' => true
-    ];
-
     public static $installConfig = [
         'title' => [
             'en' => 'Files',
diff --git a/modules/file/api/File.php b/modules/file/api/File.php
index c956ad6..94e5bac 100644
--- a/modules/file/api/File.php
+++ b/modules/file/api/File.php
@@ -33,7 +33,7 @@ public function api_items($options = [])
     public function api_get($id_slug)
     {
         if(!isset($this->_files[$id_slug])) {
-            $this->_files[$id_slug] = $this->findFiles($id_slug);
+            $this->_files[$id_slug] = $this->findFile($id_slug);
         }
         return $this->_files[$id_slug];
     }
@@ -67,10 +67,10 @@ public function api_pages()
         return $this->_adp ? LinkPager::widget(['pagination' => $this->_adp->pagination]) : '';
     }
 
-    private function findFiles($id_slug)
+    private function findFile($id_slug)
     {
-        $files = FileModel::find()->where(['or', 'file_id=:id_slug', 'slug=:id_slug'], [':id_slug' => $id_slug])->one();
+        $file = FileModel::find()->where(['or', 'file_id=:id_slug', 'slug=:id_slug'], [':id_slug' => $id_slug])->one();
 
-        return $files ? new FileObject($files) : null;
+        return $file ? new FileObject($file) : null;
     }
 }
\ No newline at end of file
diff --git a/modules/file/controllers/AController.php b/modules/file/controllers/AController.php
index f074979..97228ac 100644
--- a/modules/file/controllers/AController.php
+++ b/modules/file/controllers/AController.php
@@ -52,7 +52,7 @@ public function actionCreate($slug = null)
 
                         if($model->save()){
                             $this->flash('success', Yii::t('easyii/file', 'File created'));
-                            return $this->redirect('/admin/file');
+                            return $this->redirect(['/admin/file/']);
                         }
                         else{
                             $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -83,7 +83,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/file');
+            return $this->redirect(['/admin/file/']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/file/models/File.php b/modules/file/models/File.php
index 062b1d2..4679eb9 100644
--- a/modules/file/models/File.php
+++ b/modules/file/models/File.php
@@ -22,9 +22,6 @@ public function rules()
             ['title', 'trim'],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }],
             [['downloads', 'size'], 'integer'],
             ['time', 'default', 'value' => time()]
         ];
@@ -35,7 +32,7 @@ public function attributeLabels()
         return [
             'title' => Yii::t('easyii', 'Title'),
             'file' => Yii::t('easyii', 'File'),
-            'slug' => Yii::t('easyii', 'Slug'),
+            'slug' => Yii::t('easyii', 'Slug')
         ];
     }
 
@@ -43,7 +40,12 @@ public function behaviors()
     {
         return [
             SortableModel::className(),
-            'seo' => SeoBehavior::className()
+            'seo' => SeoBehavior::className(),
+            'sluggable' => [
+                'class' => SluggableBehavior::className(),
+                'attribute' => 'title',
+                'ensureUnique' => true
+            ]
         ];
     }
 
@@ -59,27 +61,10 @@ public function beforeSave($insert)
         }
     }
 
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
     public function afterDelete()
     {
         parent::afterDelete();
 
         @unlink(Yii::getAlias('@webroot').$this->file);
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['file']->settings['autoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/file/views/a/_menu.php b/modules/file/views/a/_menu.php
index 6c1718d..0c23374 100644
--- a/modules/file/views/a/_menu.php
+++ b/modules/file/views/a/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/file') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/file']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/file/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/file/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/file/views/a/index.php b/modules/file/views/a/index.php
index 743f9fc..c9aac49 100644
--- a/modules/file/views/a/index.php
+++ b/modules/file/views/a/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/file', 'Files');
 ?>
 
@@ -24,15 +26,15 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/file/a/edit/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/file/a/edit', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td><?= Yii::$app->formatter->asShortSize($item->size, 2) ?></td>
                 <td><?= $item->downloads ?></td>
                 <td><?= Yii::$app->formatter->asDatetime($item->time, 'short') ?></td>
                 <td class="control">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/file/a/up/<?= $item->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/file/a/down/<?= $item->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/file/a/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/file/a/up', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/file/a/down', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/file/a/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/gallery/GalleryModule.php b/modules/gallery/GalleryModule.php
index d8ecd0d..af1ee9a 100644
--- a/modules/gallery/GalleryModule.php
+++ b/modules/gallery/GalleryModule.php
@@ -13,8 +13,6 @@ class GalleryModule extends \yii\easyii\components\Module
         'albumThumbWidth' => 100,
         'albumThumbHeight' => 100,
         'albumThumbCrop' => true,
-
-        'autoSlug' => true
     ];
 
     public static $installConfig = [
diff --git a/modules/gallery/api/AlbumObject.php b/modules/gallery/api/AlbumObject.php
index 626f889..e23b58b 100644
--- a/modules/gallery/api/AlbumObject.php
+++ b/modules/gallery/api/AlbumObject.php
@@ -8,7 +8,7 @@
 use yii\helpers\Url;
 use yii\widgets\LinkPager;
 
-class CategoryObject extends \yii\easyii\components\ApiObject
+class AlbumObject extends \yii\easyii\components\ApiObject
 {
     public $slug;
     public $image;
diff --git a/modules/gallery/api/Gallery.php b/modules/gallery/api/Gallery.php
index 3d22154..5bd4246 100644
--- a/modules/gallery/api/Gallery.php
+++ b/modules/gallery/api/Gallery.php
@@ -3,6 +3,7 @@
 
 use Yii;
 use yii\data\ActiveDataProvider;
+use yii\helpers\Url;
 use yii\widgets\LinkPager;
 
 use yii\easyii\models\Photo;
@@ -18,7 +19,7 @@ class Gallery extends \yii\easyii\components\API
 
     public function api_items($options = [])
     {
-        if(!$this->_items){
+        if (!$this->_items) {
             $this->_items = [];
 
             $this->_adp = new ActiveDataProvider([
@@ -26,7 +27,7 @@ public function api_items($options = [])
                 'pagination' => $options
             ]);
 
-            foreach($this->_adp->models as $model){
+            foreach ($this->_adp->models as $model) {
                 $this->_items[] = new AlbumObject($model);
             }
         }
@@ -35,24 +36,24 @@ public function api_items($options = [])
 
     public function api_get($id_slug)
     {
-        if(!isset($this->_albums[$id_slug])) {
-            $this->_albums[$id_slug] = $this->findAlbums($id_slug);
+        if (!isset($this->_albums[$id_slug])) {
+            $this->_albums[$id_slug] = $this->findAlbum($id_slug);
         }
         return $this->_albums[$id_slug];
     }
 
     public function api_last($limit = 1)
     {
-        if($limit === 1 && $this->_last){
+        if ($limit === 1 && $this->_last) {
             return $this->_last;
         }
 
         $result = [];
-        foreach(Album::find()->with('seo')->sort()->limit($limit)->all() as $item){
+        foreach (Album::find()->with('seo')->sort()->limit($limit)->all() as $item) {
             $result[] = new AlbumObject($item);
         }
 
-        if($limit > 1){
+        if ($limit > 1) {
             return $result;
         } else {
             $this->_last = $result[0];
@@ -84,10 +85,71 @@ public function api_pages()
         return $this->_adp ? LinkPager::widget(['pagination' => $this->_adp->pagination]) : '';
     }
 
-    private function findAlbums($id_slug)
+    private function findAlbum($id_slug)
     {
-        $files = Album::find()->where(['or', 'file_id=:id_slug', 'slug=:id_slug'], [':id_slug' => $id_slug])->one();
+        $album = Album::find()->where(['or', 'file_id=:id_slug', 'slug=:id_slug'], [':id_slug' => $id_slug])->one();
 
-        return $files ? new AlbumObject($files) : null;
+        return $album ? new AlbumObject($album) : null;
     }
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+=======
+
+    private function createObject($data)
+    {
+        $is_string = !is_array($data);
+
+        return (object)[
+            'id' => $is_string ? '' : $data['album_id'],
+            'title' => $is_string ? $data : $data['title'],
+            'thumb' => $is_string ? '' : $data['thumb'],
+            'slug' => $is_string ? '' : $data['slug'],
+            'photos' => [],
+            'empty' => $is_string ? true : false
+        ];
+    }
+
+    private function notFound($id_slug)
+    {
+        if(Yii::$app->user->isGuest) {
+            return $this->createObject('');
+        }
+
+        elseif(preg_match(Album::$SLUG_PATTERN, $id_slug)){
+
+            return $this->createObject('<a href="' . Url::to(['/admin/gallery/a/create', 'slug' => $id_slug]) . '" target="_blank">'.Yii::t('easyii/gallery/api', 'Create album').'</a>');
+        }
+        else{
+            return $this->createObject($this->errorText('WRONG ALBUM IDENTIFIER'));
+        }
+    }
+>>>>>>> .theirs
 }
\ No newline at end of file
diff --git a/modules/gallery/controllers/AController.php b/modules/gallery/controllers/AController.php
index c9f02fc..97881fc 100644
--- a/modules/gallery/controllers/AController.php
+++ b/modules/gallery/controllers/AController.php
@@ -60,7 +60,7 @@ public function actionCreate($slug = null)
 
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/gallery', 'Album created'));
-                    return $this->redirect('/admin/gallery/a/photos/'.$model->primaryKey);
+                    return $this->redirect(['/admin/gallery/a/photos', 'id' => $model->primaryKey]);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -84,7 +84,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/gallery');
+            return $this->redirect(['/admin/gallery']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
@@ -121,7 +121,7 @@ public function actionEdit($id)
     public function actionPhotos($id)
     {
         if(!($model = Album::findOne($id))){
-            return $this->redirect('/admin/gallery');
+            return $this->redirect(['/admin/gallery']);
         }
 
         return $this->render('photos', [
diff --git a/modules/gallery/models/Album.php b/modules/gallery/models/Album.php
index e50628f..7e0ca5d 100644
--- a/modules/gallery/models/Album.php
+++ b/modules/gallery/models/Album.php
@@ -36,9 +36,6 @@ public function rules()
             ['image', 'image'],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }],
         ];
     }
 
@@ -56,19 +53,12 @@ public function behaviors()
         return [
             SortableModel::className(),
             'seo' => SeoBehavior::className(),
-        ];
-    }
-
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
+            'sluggable' => [
                 'class' => SluggableBehavior::className(),
                 'attribute' => 'title',
                 'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
+            ]
+        ];
     }
 
     public function getPhotos()
@@ -88,9 +78,4 @@ public function afterDelete()
             @unlink(Yii::getAlias('@webroot').$this->image);
         }
     }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['gallery']->settings['autoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/gallery/views/a/_form.php b/modules/gallery/views/a/_form.php
index 2665f03..2bf9cf5 100644
--- a/modules/gallery/views/a/_form.php
+++ b/modules/gallery/views/a/_form.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\SeoForm;
 ?>
@@ -10,8 +11,8 @@
 <?= $form->field($model, 'title') ?>
 <?php if($this->context->module->settings['albumThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Yii::$app->request->baseUrl.$model->image ?>">
-        <a href="/admin/gallery/a/clear-image/<?= $model->primaryKey ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/gallery', 'Clear image')?>"><?= Yii::t('easyii/gallery', 'Clear image')?></a>
+        <img src="<?= $model->image ?>">
+        <a href="<?= Url::to(['/admin/gallery/a/clear-image', 'id' => $model->primaryKey]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/gallery', 'Clear image')?>"><?= Yii::t('easyii/gallery', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
diff --git a/modules/gallery/views/a/_menu.php b/modules/gallery/views/a/_menu.php
index 1d163aa..abdfd2f 100644
--- a/modules/gallery/views/a/_menu.php
+++ b/modules/gallery/views/a/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/gallery') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/gallery']) ?>">
             <?php if($action === 'edit' || $action === 'photos') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii/gallery', 'Albums') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/gallery/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/gallery/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/gallery/views/a/_submenu.php b/modules/gallery/views/a/_submenu.php
index c45a1b5..ad107aa 100644
--- a/modules/gallery/views/a/_submenu.php
+++ b/modules/gallery/views/a/_submenu.php
@@ -1,9 +1,11 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 
 <ul class="nav nav-tabs">
-    <li <?= ($action === 'photos') ? 'class="active"' : '' ?>><a href="/admin/gallery/a/photos/<?= $model->primaryKey ?>"><span class="glyphicon glyphicon-camera"></span> <?= Yii::t('easyii', 'Photos') ?></a></li>
-    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="/admin/gallery/a/edit/<?= $model->primaryKey ?>"><?= Yii::t('easyii/gallery', 'Edit album') ?></a></li>
+    <li <?= ($action === 'photos') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/gallery/a/photos', 'id' => $model->primaryKey]) ?>"><span class="glyphicon glyphicon-camera"></span> <?= Yii::t('easyii', 'Photos') ?></a></li>
+    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/gallery/a/edit', 'id' => $model->primaryKey]) ?>"><?= Yii::t('easyii/gallery', 'Edit album') ?></a></li>
 </ul>
 <br>
\ No newline at end of file
diff --git a/modules/gallery/views/a/index.php b/modules/gallery/views/a/index.php
index 35518f3..adb68a0 100644
--- a/modules/gallery/views/a/index.php
+++ b/modules/gallery/views/a/index.php
@@ -1,6 +1,7 @@
 <?php
 use yii\easyii\modules\gallery\models\Album;
 use yii\helpers\Html;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii/gallery', 'Gallery');
 ?>
@@ -26,7 +27,7 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/gallery/a/photos/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/gallery/a/photos', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td><?= $item->photo_count ?></td>
                 <td class="status">
                     <?= Html::checkbox('', $item->status == Album::STATUS_ON, [
@@ -37,10 +38,10 @@
                 </td>
                 <td class="control">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/gallery/a/up/<?= $item->primaryKey ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/gallery/a/down/<?= $item->primaryKey ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/gallery/a/edit/<?= $item->primaryKey ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Edit category') ?>"><span class="glyphicon glyphicon-pencil"></span></a>
-                        <a href="/admin/gallery/a/delete/<?= $item->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/gallery/a/up', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-up" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/gallery/a/down', 'id' => $item->primaryKey]) ?>" class="btn btn-default move-down" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/gallery/a/edit', 'id' => $item->primaryKey]) ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Edit category') ?>"><span class="glyphicon glyphicon-pencil"></span></a>
+                        <a href="<?= Url::to(['/admin/gallery/a/delete', 'id' => $item->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/modules/guestbook/controllers/AController.php b/modules/guestbook/controllers/AController.php
index a7e05ad..214f404 100644
--- a/modules/guestbook/controllers/AController.php
+++ b/modules/guestbook/controllers/AController.php
@@ -60,7 +60,7 @@ public function actionView($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/guestbook');
+            return $this->redirect(['/admin/guestbook']);
         }
 
         if($model->new > 0){
@@ -123,7 +123,7 @@ public function actionSetnew($id)
                 $this->flash('error', Yii::t('easyii', 'Update error. {0}', $model->formatErrors()));
             }
         }
-        return $this->redirect($this->getReturnUrl('/admin/guestbook'));
+        return $this->redirect($this->getReturnUrl(['/admin/guestbook']));
     }
 
     public function actionOn($id)
diff --git a/modules/guestbook/views/a/_menu.php b/modules/guestbook/views/a/_menu.php
index dc5952f..37af42e 100644
--- a/modules/guestbook/views/a/_menu.php
+++ b/modules/guestbook/views/a/_menu.php
@@ -1,13 +1,15 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 
 $backTo = null;
-$indexUrl = '/admin/guestbook';
-$noanswerUrl = '/admin/guestbook/a/noanswer';
+$indexUrl = Url::to(['/admin/guestbook']);
+$noanswerUrl = Url::to(['/admin/guestbook/a/noanswer']);
 
 if($action === 'view')
 {
-    $returnUrl = $this->context->getReturnUrl('/admin/guestbook');
+    $returnUrl = $this->context->getReturnUrl(['/admin/guestbook']);
 
     if(strpos($returnUrl, 'noanswer') !== false){
         $backTo = 'noanswer';
@@ -40,9 +42,9 @@
     </li>
     <li class="pull-right">
         <?php if($action === 'view') : ?>
-            <a href="/admin/guestbook/a/setnew/<?= Yii::$app->request->get('id') ?>" class="text-warning"><span class="glyphicon glyphicon-eye-close"></span> <?= Yii::t('easyii/guestbook', 'Mark as new') ?></a>
+            <a href="<?= Url::to(['/admin/guestbook/a/setnew', 'id' => Yii::$app->request->get('id')]) ?>" class="text-warning"><span class="glyphicon glyphicon-eye-close"></span> <?= Yii::t('easyii/guestbook', 'Mark as new') ?></a>
         <?php else : ?>
-            <a href="/admin/guestbook/a/viewall" class="text-warning"><span class="glyphicon glyphicon-eye-open"></span> <?= Yii::t('easyii/guestbook', 'Mark all as viewed') ?></a>
+            <a href="<?= Url::to(['/admin/guestbook/a/viewall']) ?>" class="text-warning"><span class="glyphicon glyphicon-eye-open"></span> <?= Yii::t('easyii/guestbook', 'Mark all as viewed') ?></a>
         <?php endif; ?>
     </li>
 </ul>
diff --git a/modules/guestbook/views/a/index.php b/modules/guestbook/views/a/index.php
index 4fcf5ce..cf7eb8c 100644
--- a/modules/guestbook/views/a/index.php
+++ b/modules/guestbook/views/a/index.php
@@ -1,6 +1,7 @@
 <?php
 use yii\helpers\Html;
 use yii\helpers\StringHelper;
+use yii\helpers\Url;
 use yii\easyii\modules\guestbook\models\Guestbook;
 
 $this->title = Yii::t('easyii/guestbook', 'Guestbook');
@@ -32,7 +33,7 @@
                     <?php if($item->new) : ?>
                         <span class="label label-warning">NEW</span>
                     <?php endif; ?>
-                    <a href="/admin/guestbook/a/view/<?= $item->primaryKey ?>">
+                    <a href="<?= Url::to(['/admin/guestbook/a/view', 'id' => $item->primaryKey]) ?>">
                         <?= ($item->title != '') ? $item->title : StringHelper::truncate($item->text, 120, '...') ?>
                     </a>
                 </td>
@@ -48,10 +49,10 @@
                     <?= Html::checkbox('', $item->status == Guestbook::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $item->primaryKey,
-                        'data-link' => '/admin/guestbook/a/'
+                        'data-link' => Url::to(['/admin/guestbook/a/']),
                     ]) ?>
                 </td>
-                <td class="control"><a href="/admin/guestbook/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                <td class="control"><a href="<?= Url::to(['/admin/guestbook/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
             </tr>
     <?php endforeach; ?>
         </tbody>
diff --git a/modules/news/NewsModule.php b/modules/news/NewsModule.php
index 9435f6f..93ac4e0 100644
--- a/modules/news/NewsModule.php
+++ b/modules/news/NewsModule.php
@@ -6,7 +6,7 @@ class NewsModule extends \yii\easyii\components\Module
     public $settings = [
         'enableThumb' => true,
         'enableShort' => true,
-        'shortMaxLength' => 256
+        'shortMaxLength' => 256,
     ];
 
     public static $installConfig = [
diff --git a/modules/news/api/News.php b/modules/news/api/News.php
index 376792b..4943bb2 100644
--- a/modules/news/api/News.php
+++ b/modules/news/api/News.php
@@ -3,6 +3,7 @@
 
 use Yii;
 use yii\data\ActiveDataProvider;
+use yii\helpers\Url;
 use yii\widgets\LinkPager;
 
 use yii\easyii\modules\news\models\News as NewsModel;
diff --git a/modules/news/controllers/AController.php b/modules/news/controllers/AController.php
index 6159984..ff975b5 100644
--- a/modules/news/controllers/AController.php
+++ b/modules/news/controllers/AController.php
@@ -58,7 +58,7 @@ public function actionCreate()
 
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/news', 'News created'));
-                    return $this->redirect('/admin/news');
+                    return $this->redirect(['/admin/news']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -79,7 +79,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/news');
+            return $this->redirect(['/admin/news']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/news/models/News.php b/modules/news/models/News.php
index b9f3dfa..701e31e 100644
--- a/modules/news/models/News.php
+++ b/modules/news/models/News.php
@@ -46,7 +46,7 @@ public function behaviors()
     {
         return [
             'seo' => SeoBehavior::className(),
-            [
+            'sluggable' => [
                 'class' => SluggableBehavior::className(),
                 'attribute' => 'title',
                 'ensureUnique' => true
diff --git a/modules/news/views/a/_form.php b/modules/news/views/a/_form.php
index e71e1c1..68447dd 100644
--- a/modules/news/views/a/_form.php
+++ b/modules/news/views/a/_form.php
@@ -2,6 +2,7 @@
 use dosamigos\datepicker\DatePicker;
 use yii\easyii\helpers\Image;
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\Redactor;
 use yii\easyii\widgets\SeoForm;
@@ -15,8 +16,8 @@
 <?= $form->field($model, 'title') ?>
 <?php if($this->context->module->settings['enableThumb']) : ?>
     <?php if($model->image) : ?>
-        <img src="<?= Image::thumb(Yii::getAlias('@webroot') . $model->image, 240, 180) ?>">
-        <a href="/admin/news/a/clear-image/<?= $model->news_id ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/news', 'Clear image')?>"><?= Yii::t('easyii/news', 'Clear image')?></a>
+        <img src="<?= Yii::$app->request->baseUrl . $model->image ?>">
+        <a href="'<?= Url::to(['/admin/news/a/clear-image', 'id' => $model->news_id]) ?>" class="text-danger confirm-delete" title="<?= Yii::t('easyii/news', 'Clear image')?>"><?= Yii::t('easyii/news', 'Clear image')?></a>
     <?php endif; ?>
     <?= $form->field($model, 'image')->fileInput() ?>
 <?php endif; ?>
@@ -26,8 +27,8 @@
 <?= $form->field($model, 'text')->widget(Redactor::className(),[
     'options' => [
         'minHeight' => 400,
-        'imageUpload' => '/admin/redactor/upload?dir=news',
-        'fileUpload' => '/admin/redactor/upload?dir=news',
+        'imageUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'news']),
+        'fileUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'news']),
         'plugins' => ['fullscreen']
     ]
 ]) ?>
diff --git a/modules/news/views/a/_menu.php b/modules/news/views/a/_menu.php
index b868fdf..3ce2bac 100644
--- a/modules/news/views/a/_menu.php
+++ b/modules/news/views/a/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/news') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/news']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/news/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/news/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
\ No newline at end of file
diff --git a/modules/news/views/a/index.php b/modules/news/views/a/index.php
index 267f113..1db80a4 100644
--- a/modules/news/views/a/index.php
+++ b/modules/news/views/a/index.php
@@ -1,6 +1,7 @@
 <?php
 use yii\easyii\modules\news\models\News;
 use yii\helpers\Html;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii/news', 'News');
 ?>
@@ -26,16 +27,16 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/news/a/edit/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/news/a/edit/', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <td><?= $item->views ?></td>
                 <td class="status">
                     <?= Html::checkbox('', $item->status == News::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $item->primaryKey,
-                        'data-link' => '/admin/news/a/'
+                        'data-link' => Url::to(['/admin/news/a/']),
                     ]) ?>
                 </td>
-                <td class="control"><a href="/admin/news/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                <td class="control"><a href="<?= Url::to(['/admin/news/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
             </tr>
     <?php endforeach; ?>
         </tbody>
diff --git a/modules/page/PageModule.php b/modules/page/PageModule.php
index ea29383..93f9dea 100644
--- a/modules/page/PageModule.php
+++ b/modules/page/PageModule.php
@@ -5,10 +5,6 @@
 
 class PageModule extends \yii\easyii\components\Module
 {
-    public $settings = [
-        'autoSlug' => true
-    ];
-
     public static $installConfig = [
         'title' => [
             'en' => 'Pages',
diff --git a/modules/page/api/Page.php b/modules/page/api/Page.php
index bf4c5ab..5caab0e 100644
--- a/modules/page/api/Page.php
+++ b/modules/page/api/Page.php
@@ -32,6 +32,7 @@ private function notFound($id_slug)
             $a = Html::a(Yii::t('easyii/page/api', 'Create page'), ['/admin/page/a/create', 'slug' => $id_slug], ['target' => '_blank']);
             $page->title = $a;
             $page->text = $a;
+
         }
 
         return new PageObject($page);
diff --git a/modules/page/controllers/AController.php b/modules/page/controllers/AController.php
index 425fc9c..146ce97 100644
--- a/modules/page/controllers/AController.php
+++ b/modules/page/controllers/AController.php
@@ -34,7 +34,7 @@ public function actionCreate($slug = null)
             else{
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/page', 'Page created'));
-                    return $this->redirect('/admin/page');
+                    return $this->redirect(['/admin/page']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -57,7 +57,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/page');
+            return $this->redirect(['/admin/page']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/page/models/Page.php b/modules/page/models/Page.php
index b8a0266..0029298 100644
--- a/modules/page/models/Page.php
+++ b/modules/page/models/Page.php
@@ -2,7 +2,6 @@
 namespace yii\easyii\modules\page\models;
 
 use Yii;
-use yii\behaviors\SluggableBehavior;
 use yii\easyii\behaviors\SeoBehavior;
 
 class Page extends \yii\easyii\components\ActiveRecord
@@ -20,9 +19,7 @@ public function rules()
             ['title', 'string', 'max' => 128],
             ['slug', 'match', 'pattern' => self::$SLUG_PATTERN, 'message' => Yii::t('easyii', 'Slug can contain only 0-9, a-z and "-" characters (max: 128).')],
             ['slug', 'default', 'value' => null],
-            ['slug', 'unique', 'when' => function($model){
-                return $model->slug && !self::autoSlug();
-            }],
+            ['slug', 'unique'],
         ];
     }
 
@@ -41,21 +38,4 @@ public function behaviors()
             'seo' => SeoBehavior::className(),
         ];
     }
-
-    public function beforeValidate()
-    {
-        if(self::autoSlug() && (!$this->isNewRecord || ($this->isNewRecord && $this->slug == ''))){
-            $this->attachBehavior('sluggable', [
-                'class' => SluggableBehavior::className(),
-                'attribute' => 'title',
-                'ensureUnique' => true
-            ]);
-        }
-        return parent::beforeValidate();
-    }
-
-    public static function autoSlug()
-    {
-        return Yii::$app->getModule('admin')->activeModules['page']->settings['autoSlug'];
-    }
 }
\ No newline at end of file
diff --git a/modules/page/views/a/_form.php b/modules/page/views/a/_form.php
index 65bdbe4..ca5e603 100644
--- a/modules/page/views/a/_form.php
+++ b/modules/page/views/a/_form.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use yii\easyii\widgets\Redactor;
 use yii\easyii\widgets\SeoForm;
@@ -11,8 +12,8 @@
 <?= $form->field($model, 'text')->widget(Redactor::className(),[
     'options' => [
         'minHeight' => 400,
-        'imageUpload' => '/admin/redactor/upload?dir=pages',
-        'fileUpload' => '/admin/redactor/upload?dir=pages',
+        'imageUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'pages']),
+        'fileUpload' => Url::to(['/admin/redactor/upload', 'dir' => 'pages']),
         'plugins' => ['fullscreen']
     ]
 ]) ?>
diff --git a/modules/page/views/a/_menu.php b/modules/page/views/a/_menu.php
index 6732570..364914a 100644
--- a/modules/page/views/a/_menu.php
+++ b/modules/page/views/a/_menu.php
@@ -1,23 +1,25 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/page') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/page']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/page/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/page/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
 <?php elseif($action === 'edit') : ?>
     <ul class="nav nav-pills">
         <li>
-            <a href="<?= $this->context->getReturnUrl('/admin/page')?>">
+            <a href="<?= $this->context->getReturnUrl(['/admin/page'])?>">
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
                 <?= Yii::t('easyii/page', 'Pages') ?>
             </a>
diff --git a/modules/page/views/a/index.php b/modules/page/views/a/index.php
index 9b1d244..3d61e4a 100644
--- a/modules/page/views/a/index.php
+++ b/modules/page/views/a/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/page', 'Pages');
 ?>
 
@@ -24,10 +26,10 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/page/a/edit/<?= $item->primaryKey ?>"><?= $item->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/page/a/edit', 'id' => $item->primaryKey]) ?>"><?= $item->title ?></a></td>
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->slug ?></td>
-                    <td><a href="/admin/page/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item')?>"></a></td>
+                    <td><a href="<?= Url::to(['/admin/page/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item')?>"></a></td>
                 <?php endif; ?>
             </tr>
     <?php endforeach; ?>
diff --git a/modules/subscribe/api/Subscribe.php b/modules/subscribe/api/Subscribe.php
index 666571d..e8147b7 100644
--- a/modules/subscribe/api/Subscribe.php
+++ b/modules/subscribe/api/Subscribe.php
@@ -5,6 +5,7 @@
 use yii\easyii\modules\subscribe\models\Subscriber;
 
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\bootstrap\ActiveForm;
 use yii\helpers\Url;
 
diff --git a/modules/subscribe/controllers/AController.php b/modules/subscribe/controllers/AController.php
index 4b0b591..cb9721f 100644
--- a/modules/subscribe/controllers/AController.php
+++ b/modules/subscribe/controllers/AController.php
@@ -3,10 +3,11 @@
 
 use Yii;
 use yii\data\ActiveDataProvider;
-use yii\easyii\models\Setting;
+use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 
 use yii\easyii\components\Controller;
+use yii\easyii\models\Setting;
 use yii\easyii\modules\subscribe\models\Subscriber;
 use yii\easyii\modules\subscribe\models\History;
 
@@ -40,7 +41,7 @@ public function actionView($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/subscribe/history');
+            return $this->redirect(['/admin/subscribe/history']);
         }
 
         return $this->render('view', [
@@ -61,7 +62,7 @@ public function actionCreate()
             {
                 if($model->validate() && $this->send($model)){
                     $this->flash('success', Yii::t('easyii/subscribe', 'Subscribe successfully created and sent'));
-                    return $this->redirect('/admin/subscribe/a/history');
+                    return $this->redirect(['/admin/subscribe/a/history']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -93,8 +94,7 @@ private function send($model)
                 "--------------------------------------------------------------------------------";
 
         foreach(Subscriber::find()->all() as $subscriber){
-            $unsubscribeLink = '<br><a href="http://'.Yii::$app->request->serverName.'/admin/subscribe/send/unsubscribe?email='.$subscriber->email.'" target="_blank">'.Yii::t('easyii/unsubscribe', 'Unsubscribe').'</a>';
-
+			$unsubscribeLink = '<br><a href="' . Url::to(['/admin/subscribe/send/unsubscribe', 'email' => $subscriber->email], true) . '" target="_blank">'.Yii::t('easyii/subscribe', 'Unsubscribe').'</a>';
             if(Yii::$app->mailer->compose()
                 ->setFrom(Setting::get('robot_email'))
                 ->setTo($subscriber->email)
@@ -109,4 +109,4 @@ private function send($model)
 
         return $model->save();
     }
-}
\ No newline at end of file
+}
diff --git a/modules/subscribe/views/a/_menu.php b/modules/subscribe/views/a/_menu.php
index 221323f..0720e07 100644
--- a/modules/subscribe/views/a/_menu.php
+++ b/modules/subscribe/views/a/_menu.php
@@ -1,7 +1,9 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 
-$historyUrl = '/admin/subscribe/a/history';
+$historyUrl = Url::to(['/admin/subscribe/a/history']);
 if($action === 'view'){
     $returnUrl = $this->context->getReturnUrl();
     if(strpos($returnUrl, 'history') !== false){
@@ -11,10 +13,10 @@
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="/admin/subscribe"><?= Yii::t('easyii/subscribe', 'Subscribers') ?></a>
+        <a href="<?= Url::to(['/admin/subscribe']) ?>"><?= Yii::t('easyii/subscribe', 'Subscribers') ?></a>
     </li>
     <li <?= ($action === 'create') ? 'class="active"' : '' ?>>
-        <a href="/admin/subscribe/a/create">
+        <a href="<?= Url::to(['/admin/subscribe/a/create']) ?>">
         <?= Yii::t('easyii/subscribe', 'Create subscribe') ?>
         </a>
     </li>
diff --git a/modules/subscribe/views/a/history.php b/modules/subscribe/views/a/history.php
index c5b092d..5e6001f 100644
--- a/modules/subscribe/views/a/history.php
+++ b/modules/subscribe/views/a/history.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/subscribe', 'History');
 ?>
 
@@ -22,7 +24,7 @@
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/subscribe/a/view/<?= $item->primaryKey ?>"><?= $item->subject ?></a></td>
+                <td><a href="<?= Url::to(['/admin/subscribe/a/view', 'id' => $item->primaryKey]) ?>"><?= $item->subject ?></a></td>
                 <td><?= Yii::$app->formatter->asDatetime($item->time, 'short') ?></td>
                 <td><?= $item->sent ?></td>
             </tr>
diff --git a/modules/subscribe/views/a/index.php b/modules/subscribe/views/a/index.php
index cc4f6eb..124eb59 100644
--- a/modules/subscribe/views/a/index.php
+++ b/modules/subscribe/views/a/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/subscribe', 'Subscribe');
 ?>
 
@@ -26,7 +28,7 @@
                 <td><?= $item->email ?></td>
                 <td><a href="//freegeoip.net/?q=<?= $item->ip ?>" target="_blank"><?= $item->ip ?></a></td>
                 <td><?= Yii::$app->formatter->asDatetime($item->time, 'short') ?></td>
-                <td class="control"><a href="/admin/subscribe/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                <td class="control"><a href="<?= Url::to(['/admin/subscribe/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
             </tr>
     <?php endforeach; ?>
         </tbody>
diff --git a/modules/text/api/Text.php b/modules/text/api/Text.php
index d7e90f8..c5226bf 100644
--- a/modules/text/api/Text.php
+++ b/modules/text/api/Text.php
@@ -4,9 +4,9 @@
 use Yii;
 use yii\easyii\components\API;
 use yii\easyii\helpers\Data;
+use yii\helpers\Url;
 use yii\easyii\modules\text\models\Text as TextModel;
 use yii\helpers\Html;
-use yii\helpers\Url;
 
 class Text extends API
 {
diff --git a/modules/text/controllers/AController.php b/modules/text/controllers/AController.php
index 7f484aa..652d7d8 100644
--- a/modules/text/controllers/AController.php
+++ b/modules/text/controllers/AController.php
@@ -34,7 +34,7 @@ public function actionCreate($slug = null)
             else{
                 if($model->save()){
                     $this->flash('success', Yii::t('easyii/text', 'Text created'));
-                    return $this->redirect('/admin/text');
+                    return $this->redirect(['/admin/text']);
                 }
                 else{
                     $this->flash('error', Yii::t('easyii', 'Create error. {0}', $model->formatErrors()));
@@ -58,7 +58,7 @@ public function actionEdit($id)
 
         if($model === null){
             $this->flash('error', Yii::t('easyii', 'Not found'));
-            return $this->redirect('/admin/text');
+            return $this->redirect(['/admin/text']);
         }
 
         if ($model->load(Yii::$app->request->post())) {
diff --git a/modules/text/views/a/_menu.php b/modules/text/views/a/_menu.php
index 4973c86..13fe738 100644
--- a/modules/text/views/a/_menu.php
+++ b/modules/text/views/a/_menu.php
@@ -1,23 +1,25 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
     <ul class="nav nav-pills">
         <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-            <a href="<?= $this->context->getReturnUrl('/admin/text') ?>">
+            <a href="<?= $this->context->getReturnUrl(['/admin/text']) ?>">
                 <?php if($action === 'edit') : ?>
                     <i class="glyphicon glyphicon-chevron-left font-12"></i>
                 <?php endif; ?>
                 <?= Yii::t('easyii', 'List') ?>
             </a>
         </li>
-        <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/text/a/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+        <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/text/a/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
     </ul>
     <br/>
 <?php elseif($action === 'edit') : ?>
     <ul class="nav nav-pills">
         <li>
-            <a href="<?= $this->context->getReturnUrl('/admin/text')?>">
+            <a href="<?= $this->context->getReturnUrl(['/admin/text'])?>">
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
                 <?= Yii::t('easyii/text', 'Texts') ?>
             </a>
diff --git a/modules/text/views/a/index.php b/modules/text/views/a/index.php
index cb9b3bc..fce89b4 100644
--- a/modules/text/views/a/index.php
+++ b/modules/text/views/a/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii/text', 'Texts');
 ?>
 
@@ -24,10 +26,10 @@
                 <?php if(IS_ROOT) : ?>
                 <td><?= $item->primaryKey ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/text/a/edit/<?= $item->primaryKey ?>"><?= $item->text ?></a></td>
+                <td><a href="<?= Url::to(['/admin/text/a/edit', 'id' => $item->primaryKey]) ?>"><?= $item->text ?></a></td>
                 <?php if(IS_ROOT) : ?>
                     <td><?= $item->slug ?></td>
-                    <td><a href="/admin/text/a/delete/<?= $item->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                    <td><a href="<?= Url::to(['/admin/text/a/delete', 'id' => $item->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
                 <?php endif; ?>
             </tr>
     <?php endforeach; ?>
diff --git a/views/admins/_menu.php b/views/admins/_menu.php
index 18c896f..55d0cf8 100644
--- a/views/admins/_menu.php
+++ b/views/admins/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/admins') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/admins']) ?>">
             <?php if($action === 'edit') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action==='create') ? 'class="active"' : '' ?>><a href="/admin/admins/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action==='create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/admins/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
diff --git a/views/admins/index.php b/views/admins/index.php
index d0b1d1a..6a10920 100644
--- a/views/admins/index.php
+++ b/views/admins/index.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii', 'Admins');
 ?>
 
@@ -17,8 +19,8 @@
         <?php foreach($data->models as $admin) : ?>
             <tr>
                 <td><?= $admin->admin_id ?></td>
-                <td><a href="/admin/admins/edit/<?= $admin->admin_id ?>"><?= $admin->username ?></a></td>
-                <td><a href="/admin/admins/delete/<?= $admin->admin_id ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                <td><a href="<?= Url::to(['/admin/admins/edit', 'id' => $admin->admin_id]) ?>"><?= $admin->username ?></a></td>
+                <td><a href="<?= Url::to(['/admin/admins/delete', 'id' => $admin->admin_id]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
             </tr>
         <?php endforeach; ?>
         </tbody>
diff --git a/views/install/finish.php b/views/install/finish.php
index 08c3c9d..dd7480b 100644
--- a/views/install/finish.php
+++ b/views/install/finish.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $asset = \yii\easyii\assets\EmptyAsset::register($this);;
 
 $this->title = Yii::t('easyii/install', 'Installation completed');
@@ -11,7 +13,7 @@
                     <?= Yii::t('easyii/install', 'Installation completed') ?>
                 </div>
                 <div class="panel-body text-center">
-                    <a href="/admin">Go to control panel</a>
+                    <a href="<?= Url::to(['/admin']) ?>">Go to control panel</a>
                 </div>
             </div>
             <div class="text-center">
diff --git a/views/layouts/frontend-toolbar.php b/views/layouts/frontend-toolbar.php
index be99033..1cadb54 100644
--- a/views/layouts/frontend-toolbar.php
+++ b/views/layouts/frontend-toolbar.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\easyii\assets\FrontendAsset;
 use yii\easyii\models\Setting;
 
@@ -11,13 +12,13 @@
 <nav id="easyii-navbar" class="navbar navbar-inverse navbar-fixed-<?= $position ?>">
     <div class="container">
         <ul class="nav navbar-nav navbar-left">
-            <li><a href="/admin"><span class="glyphicon glyphicon-arrow-left"></span> <?= Yii::t('easyii', 'Control Panel') ?></a></li>
+            <li><a href="<?= Url::to(['/admin']) ?>"><span class="glyphicon glyphicon-arrow-left"></span> <?= Yii::t('easyii', 'Control Panel') ?></a></li>
         </ul>
         <p class="navbar-text"><i class="glyphicon glyphicon-pencil"></i> <?= Yii::t('easyii', 'Live edit') ?></p>
-        <?= Html::checkbox('', LIVE_EDIT) ?>
+        <?= Html::checkbox('', LIVE_EDIT, ['data-link' => Url::to(['/admin/system/live-edit'])]) ?>
 
         <ul class="nav navbar-nav navbar-right">
-            <li><a href="/admin/sign/out"><span class="glyphicon glyphicon-log-out"></span> <?= Yii::t('easyii', 'Logout') ?></a></li>
+            <li><a href="<?= Url::to(['/admin/sign/out']) ?>"><span class="glyphicon glyphicon-log-out"></span> <?= Yii::t('easyii', 'Logout') ?></a></li>
         </ul>
     </div>
 </nav>
\ No newline at end of file
diff --git a/views/layouts/main.php b/views/layouts/main.php
index 52088dd..a83a5cd 100644
--- a/views/layouts/main.php
+++ b/views/layouts/main.php
@@ -1,5 +1,6 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\easyii\assets\AdminAsset;
 
 $asset = AdminAsset::register($this);
@@ -27,14 +28,14 @@
                     EasyiiCMS
                 </div>
                 <div class="nav">
-                    <a href="/" class="pull-left"><i class="glyphicon glyphicon-home"></i> <?= Yii::t('easyii', 'Open site') ?></a>
-                    <a href="/admin/sign/out" class="pull-right"><i class="glyphicon glyphicon-log-out"></i> <?= Yii::t('easyii', 'Logout') ?></a>
+                    <a href="<?= Url::to(['/']) ?>" class="pull-left"><i class="glyphicon glyphicon-home"></i> <?= Yii::t('easyii', 'Open site') ?></a>
+                    <a href="<?= Url::to(['/admin/sign/out']) ?>" class="pull-right"><i class="glyphicon glyphicon-log-out"></i> <?= Yii::t('easyii', 'Logout') ?></a>
                 </div>
             </div>
             <div class="main">
                 <div class="box sidebar">
                     <?php foreach(Yii::$app->getModule('admin')->activeModules as $module) : ?>
-                        <a href="/admin/<?= $module->name ?>" class="menu-item <?= ($moduleName == $module->name ? 'active' : '') ?>">
+                        <a href="<?= Url::to(["/admin/$module->name"]) ?>" class="menu-item <?= ($moduleName == $module->name ? 'active' : '') ?>">
                             <?php if($module->icon != '') : ?>
                                 <i class="glyphicon glyphicon-<?= $module->icon ?>"></i>
                             <?php endif; ?>
@@ -44,24 +45,24 @@
                             <?php endif; ?>
                         </a>
                     <?php endforeach; ?>
-                    <a href="/admin/settings" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'settings') ? 'active' :'' ?>">
+                    <a href="<?= Url::to(['/admin/settings']) ?>" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'settings') ? 'active' :'' ?>">
                         <i class="glyphicon glyphicon-cog"></i>
                         <?= Yii::t('easyii', 'Settings') ?>
                     </a>
                     <?php if(IS_ROOT) : ?>
-                        <a href="/admin/modules" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'modules') ? 'active' :'' ?>">
+                        <a href="<?= Url::to(['/admin/modules']) ?>" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'modules') ? 'active' :'' ?>">
                             <i class="glyphicon glyphicon-folder-close"></i>
                             <?= Yii::t('easyii', 'Modules') ?>
                         </a>
-                        <a href="/admin/admins" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'admins') ? 'active' :'' ?>">
+                        <a href="<?= Url::to(['/admin/admins']) ?>" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'admins') ? 'active' :'' ?>">
                             <i class="glyphicon glyphicon-user"></i>
                             <?= Yii::t('easyii', 'Admins') ?>
                         </a>
-                        <a href="/admin/system" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'system') ? 'active' :'' ?>">
+                        <a href="<?= Url::to(['/admin/system']) ?>" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'system') ? 'active' :'' ?>">
                             <i class="glyphicon glyphicon-hdd"></i>
                             <?= Yii::t('easyii', 'System') ?>
                         </a>
-                        <a href="/admin/logs" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'logs') ? 'active' :'' ?>">
+                        <a href="<?= Url::to(['/admin/logs']) ?>" class="menu-item <?= ($moduleName == 'admin' && $this->context->id == 'logs') ? 'active' :'' ?>">
                             <i class="glyphicon glyphicon-align-justify"></i>
                             <?= Yii::t('easyii', 'Logs') ?>
                         </a>
@@ -85,4 +86,4 @@
 <?php $this->endBody() ?>
 </body>
 </html>
-<?php $this->endPage() ?>
\ No newline at end of file
+<?php $this->endPage() ?>
diff --git a/views/logs/_menu.php b/views/logs/_menu.php
index ffc2cc8..7c3f44b 100644
--- a/views/logs/_menu.php
+++ b/views/logs/_menu.php
@@ -1,7 +1,9 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
-    <li <?= ($action==='index') ? 'class="active"' : '' ?>><a href="/admin/logs"><?= Yii::t('easyii', 'Sign in') ?></a></li>
+    <li <?= ($action==='index') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/logs']) ?>"><?= Yii::t('easyii', 'Sign in') ?></a></li>
 </ul>
 <br/>
diff --git a/views/modules/_menu.php b/views/modules/_menu.php
index 01f080f..4e9c41a 100644
--- a/views/modules/_menu.php
+++ b/views/modules/_menu.php
@@ -1,15 +1,17 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <ul class="nav nav-pills">
     <li <?= ($action === 'index') ? 'class="active"' : '' ?>>
-        <a href="<?= $this->context->getReturnUrl('/admin/modules') ?>">
+        <a href="<?= $this->context->getReturnUrl(['/admin/modules']) ?>">
             <?php if($action === 'edit' || $action === 'settings') : ?>
                 <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?php endif; ?>
             <?= Yii::t('easyii', 'List') ?>
         </a>
     </li>
-    <li <?= ($action==='create') ? 'class="active"' : '' ?>><a href="/admin/modules/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+    <li <?= ($action==='create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/modules/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
 </ul>
 <br/>
diff --git a/views/modules/_submenu.php b/views/modules/_submenu.php
index 4d1ef1c..48ad80b 100644
--- a/views/modules/_submenu.php
+++ b/views/modules/_submenu.php
@@ -1,9 +1,11 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 
 <ul class="nav nav-tabs">
-    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="/admin/modules/edit/<?= $model->primaryKey ?>"> <?= Yii::t('easyii', 'Basic') ?></a></li>
-    <li <?= ($action === 'settings') ? 'class="active"' : '' ?>><a href="/admin/modules/settings/<?= $model->primaryKey ?>"><i class="glyphicon glyphicon-cog"></i> <?= Yii::t('easyii', 'Advanced') ?></a></li>
+    <li <?= ($action === 'edit') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/modules/edit/', 'id' => $model->primaryKey]) ?>"> <?= Yii::t('easyii', 'Basic') ?></a></li>
+    <li <?= ($action === 'settings') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/modules/settings/', 'id' => $model->primaryKey]) ?>"><i class="glyphicon glyphicon-cog"></i> <?= Yii::t('easyii', 'Advanced') ?></a></li>
 </ul>
 <br>
\ No newline at end of file
diff --git a/views/modules/index.php b/views/modules/index.php
index 91b23e2..d5348b2 100644
--- a/views/modules/index.php
+++ b/views/modules/index.php
@@ -1,6 +1,7 @@
 <?php
 use yii\easyii\models\Module;
 use yii\helpers\Html;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii', 'Modules');
 ?>
@@ -23,7 +24,7 @@
         <?php foreach($data->models as $module) : ?>
             <tr>
                 <td><?= $module->primaryKey ?></td>
-                <td><a href="/admin/modules/edit/<?= $module->primaryKey ?>" title="<?= Yii::t('easyii', 'Edit') ?>"><?= $module->name ?></a></td>
+                <td><a href="<?= Url::to(['/admin/modules/edit/', 'id' => $module->primaryKey]) ?>" title="<?= Yii::t('easyii', 'Edit') ?>"><?= $module->name ?></a></td>
                 <td><?= $module->title ?></td>
                 <td>
                     <?php if($module->icon) : ?>
@@ -34,15 +35,15 @@
                     <?= Html::checkbox('', $module->status == Module::STATUS_ON, [
                         'class' => 'switch',
                         'data-id' => $module->primaryKey,
-                        'data-link' => '/admin/modules/',
+                        'data-link' => Url::to(['/admin/modules/']),
                         'data-reload' => '1'
                     ]) ?>
                 </td>
                 <td class="control">
                     <div class="btn-group btn-group-sm" role="group">
-                        <a href="/admin/modules/up/<?= $module->primaryKey ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
-                        <a href="/admin/modules/down/<?= $module->primaryKey ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
-                        <a href="/admin/modules/delete/<?= $module->primaryKey ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
+                        <a href="<?= Url::to(['/admin/modules/up/', 'id' => $module->primaryKey]) ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Move up') ?>"><span class="glyphicon glyphicon-arrow-up"></span></a>
+                        <a href="<?= Url::to(['/admin/modules/down/', 'id' => $module->primaryKey]) ?>" class="btn btn-default" title="<?= Yii::t('easyii', 'Move down') ?>"><span class="glyphicon glyphicon-arrow-down"></span></a>
+                        <a href="<?= Url::to(['/admin/modules/delete/', 'id' => $module->primaryKey]) ?>" class="btn btn-default confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"><span class="glyphicon glyphicon-remove"></span></a>
                     </div>
                 </td>
             </tr>
diff --git a/views/modules/settings.php b/views/modules/settings.php
index b977f34..7722c3c 100644
--- a/views/modules/settings.php
+++ b/views/modules/settings.php
@@ -1,5 +1,7 @@
 <?php
 use yii\helpers\Html;
+use yii\helpers\Url;
+
 $this->title = $model->title;
 ?>
 <?= $this->render('_menu') ?>
@@ -26,4 +28,4 @@
 <?php else : ?>
     <?= $model->title ?> <?= Yii::t('easyii', 'module doesn`t have any settings.') ?>
 <?php endif; ?>
-<a href="/admin/modules/restore-settings/<?= $model->module_id ?>" class="pull-right text-warning"><i class="glyphicon glyphicon-flash"></i> <?= Yii::t('easyii', 'Restore default settings') ?></a>
\ No newline at end of file
+<a href="<?= Url::to(['/admin/modules/restore-settings', 'id' => $model->module_id]) ?>" class="pull-right text-warning"><i class="glyphicon glyphicon-flash"></i> <?= Yii::t('easyii', 'Restore default settings') ?></a>
\ No newline at end of file
diff --git a/views/settings/_menu.php b/views/settings/_menu.php
index abb5b37..30c4276 100644
--- a/views/settings/_menu.php
+++ b/views/settings/_menu.php
@@ -1,4 +1,6 @@
 <?php
+use yii\helpers\Url;
+
 $action = $this->context->action->id;
 ?>
 <?php if(IS_ROOT) : ?>
@@ -11,7 +13,7 @@
                 <?= Yii::t('easyii', 'List') ?>
             </a>
         </li>
-        <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="/admin/settings/create"><?= Yii::t('easyii', 'Create') ?></a></li>
+        <li <?= ($action === 'create') ? 'class="active"' : '' ?>><a href="<?= Url::to(['/admin/settings/create']) ?>"><?= Yii::t('easyii', 'Create') ?></a></li>
     </ul>
     <br/>
 <?php elseif($action === 'edit') : ?>
diff --git a/views/settings/index.php b/views/settings/index.php
index 6333d88..ef430eb 100644
--- a/views/settings/index.php
+++ b/views/settings/index.php
@@ -1,5 +1,6 @@
 <?php
 use yii\easyii\models\Setting;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii', 'Settings');
 ?>
@@ -28,10 +29,10 @@
                     <td><?= $setting->primaryKey ?></td>
                     <td><?= $setting->name ?></td>
                 <?php endif; ?>
-                <td><a href="/admin/settings/edit/<?= $setting->primaryKey ?>" title="<?= Yii::t('easyii', 'Edit') ?>"><?= $setting->title ?></a></td>
+                <td><a href="<?= Url::to(['/admin/settings/edit', 'id' => $setting->primaryKey]) ?>" title="<?= Yii::t('easyii', 'Edit') ?>"><?= $setting->title ?></a></td>
                 <td style="overflow: hidden"><?= $setting->value ?></td>
                 <?php if(IS_ROOT) : ?>
-                    <td><a href="/admin/settings/delete/<?= $setting->primaryKey ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
+                    <td><a href="<?= Url::to(['/admin/settings/delete', 'id' => $setting->primaryKey]) ?>" class="glyphicon glyphicon-remove confirm-delete" title="<?= Yii::t('easyii', 'Delete item') ?>"></a></td>
                 <?php endif; ?>
             </tr>
         <?php endforeach; ?>
diff --git a/views/system/index.php b/views/system/index.php
index 9725ceb..29f86f5 100644
--- a/views/system/index.php
+++ b/views/system/index.php
@@ -1,23 +1,24 @@
 <?php
 use yii\easyii\models\Setting;
+use yii\helpers\Url;
 
 $this->title = Yii::t('easyii', 'System');
 ?>
 
 <h4><?= Yii::t('easyii', 'Current version') ?>: <b><?= Setting::get('easyii_version') ?></b>
     <?php if(\yii\easyii\AdminModule::VERSION > floatval(Setting::get('easyii_version'))) : ?>
-        <a href="/admin/system/update" class="btn btn-success"><?= Yii::t('easyii', 'Update') ?></a>
+        <a href="<?= Url::to(['/admin/system/update']) ?>" class="btn btn-success"><?= Yii::t('easyii', 'Update') ?></a>
     <?php endif; ?>
 </h4>
 
 <br>
 
 <p>
-    <a href="/admin/system/flush-cache" class="btn btn-default"><i class="glyphicon glyphicon-flash"></i> <?= Yii::t('easyii', 'Flush cache') ?></a>
+    <a href="<?= Url::to(['/admin/system/flush-cache']) ?>" class="btn btn-default"><i class="glyphicon glyphicon-flash"></i> <?= Yii::t('easyii', 'Flush cache') ?></a>
 </p>
 
 <br>
 
 <p>
-    <a href="/admin/system/clear-assets" class="btn btn-default"><i class="glyphicon glyphicon-trash"></i> <?= Yii::t('easyii', 'Clear assets') ?></a>
+    <a href="<?= Url::to(['/admin/system/clear-assets']) ?>" class="btn btn-default"><i class="glyphicon glyphicon-trash"></i> <?= Yii::t('easyii', 'Clear assets') ?></a>
 </p>
\ No newline at end of file
diff --git a/views/system/update.php b/views/system/update.php
index fb3332b..22c21ba 100644
--- a/views/system/update.php
+++ b/views/system/update.php
@@ -1,9 +1,11 @@
 <?php
+use yii\helpers\Url;
+
 $this->title = Yii::t('easyii', 'Update');
 ?>
 <ul class="nav nav-pills">
     <li>
-        <a href="/admin/system">
+        <a href="<?= Url::to(['/admin/system']) ?>">
             <i class="glyphicon glyphicon-chevron-left font-12"></i>
             <?= Yii::t('easyii', 'Back') ?>
         </a>
diff --git a/widgets/views/photos.php b/widgets/views/photos.php
index 222037b..b3091d7 100644
--- a/widgets/views/photos.php
+++ b/widgets/views/photos.php
@@ -3,6 +3,7 @@
 use yii\easyii\models\Photo;
 use yii\easyii\widgets\Fancybox;
 use yii\helpers\Html;
+use yii\helpers\Url;
 use yii\easyii\assets\PhotosAsset;
 
 PhotosAsset::register($this);
@@ -11,23 +12,23 @@
 $model = get_class($this->context->model);
 $item_id = $this->context->model->primaryKey;
 
-$linkParams = http_build_query([
+$linkParams = [
     'model' => $model,
     'item_id' => $item_id,
-]);
+];
 
 $photoTemplate = '<tr data-id="{{photo_id}}">'.(IS_ROOT ? '<td>{{photo_id}}</td>' : '').'\
     <td><a href="{{photo_image}}" class="plugin-box" title="{{photo_description}}" rel="easyii-photos"><img class="photo-thumb" id="photo-{{photo_id}}" src="{{photo_thumb}}"></a></td>\
     <td>\
         <textarea class="form-control photo-description">{{photo_description}}</textarea>\
-        <a href="#" class="btn btn-sm btn-primary disabled save-photo-description">'. Yii::t('easyii', 'Save') .'</a>\
+        <a href="' . Url::to(['/admin/photos/description/{{photo_id}}']) . '" class="btn btn-sm btn-primary disabled save-photo-description">'. Yii::t('easyii', 'Save') .'</a>\
     </td>\
     <td class="control vtop">\
         <div class="btn-group btn-group-sm" role="group">\
-            <a href="/admin/photos/up/{{photo_id}}?'. $linkParams .'" class="btn btn-default move-up" title="'. Yii::t('easyii', 'Move up') .'"><span class="glyphicon glyphicon-arrow-up"></span></a>\
-            <a href="/admin/photos/down/{{photo_id}}?'. $linkParams .'" class="btn btn-default move-down" title="'. Yii::t('easyii', 'Move down') .'"><span class="glyphicon glyphicon-arrow-down"></span></a>\
-            <a href="/admin/photos/image/{{photo_id}}?'. $linkParams .'" class="btn btn-default change-image-button" title="'. Yii::t('easyii', 'Change image') .'"><span class="glyphicon glyphicon-floppy-disk"></span></a>\
-            <a href="/admin/photos/delete/{{photo_id}}" class="btn btn-default color-red delete-photo" title="'. Yii::t('easyii', 'Delete item') .'"><span class="glyphicon glyphicon-remove"></span></a>\
+            <a href="' . Url::to(['/admin/photos/up/{{photo_id}}'] + $linkParams) . '" class="btn btn-default move-up" title="'. Yii::t('easyii', 'Move up') .'"><span class="glyphicon glyphicon-arrow-up"></span></a>\
+            <a href="' . Url::to(['/admin/photos/down/{{photo_id}}'] + $linkParams) . '" class="btn btn-default move-down" title="'. Yii::t('easyii', 'Move down') .'"><span class="glyphicon glyphicon-arrow-down"></span></a>\
+            <a href="' . Url::to(['/admin/photos/image/{{photo_id}}'] + $linkParams) . '" class="btn btn-default change-image-button" title="'. Yii::t('easyii', 'Change image') .'"><span class="glyphicon glyphicon-floppy-disk"></span></a>\
+            <a href="' . Url::to(['/admin/photos/delete/{{photo_id}}']) . '" class="btn btn-default color-red delete-photo" title="'. Yii::t('easyii', 'Delete item') .'"><span class="glyphicon glyphicon-remove"></span></a>\
             <input type="file" name="Photo[image]" class="change-image-input hidden">\
         </div>\
     </td>\
@@ -63,7 +64,7 @@
 </table>
 <p class="empty" style="display: <?= count($photos) ? 'none' : 'block' ?>;"><?= Yii::t('easyii', 'No photos uploaded yet') ?>.</p>
 
-<?= Html::beginForm('/admin/photos/upload?'.$linkParams, 'post', ['enctype' => 'multipart/form-data']) ?>
+<?= Html::beginForm(Url::to(['/admin/photos/upload'] + $linkParams), 'post', ['enctype' => 'multipart/form-data']) ?>
 <?= Html::fileInput('', null, [
     'id' => 'photo-file',
     'class' => 'hidden',