diff --git a/Module.php b/Module.php
index e5b1f12..e4ef6a7 100644
--- a/Module.php
+++ b/Module.php
@@ -6,13 +6,13 @@
 use yii\helpers\Url;
 use yii\widgets\ActiveForm;
 use humhub\components\UrlManager;
-use humhub\modules\content\components\ContentContainerActiveRecord;
 use humhub\modules\space\models\Space;
 use humhub\modules\user\models\User;
+use humhub\modules\content\components\ContentContainerModule;
 
 use themroc\humhub\modules\iframe\Assets;
 
-class Module extends \humhub\modules\content\components\ContentContainerModule
+class Module extends ContentContainerModule
 {
 	/**
 	* @inheritdoc
@@ -38,13 +38,14 @@ public function update ()
 			foreach ($this->getFrames() as $frame) {
 				$url= $this->getSetting('url', $frame);
 				$url_reg= $this->getSetting('url_reg', $frame);
-				if (empty($url_reg)) {
+				if (empty($url_reg))
 					$this->settings->set($frame.'/url_reg', $url);
-				} else {
+				else
 					$this->settings->set($frame.'/url_guest', $url);
-				}
 				$this->settings->delete($frame.'/url');
 			}
+			$this->settings->set('//tabs', $this->settings->get('/frames'));
+			$this->settings->delete('/frames');
 			$this->settings->set('//version', 1);
 		}
 	}
@@ -66,9 +67,9 @@ public function getUrl ($page, $params=null)
 
 	public function getFrames ()
 	{
-		$frames= $this->settings->get('/frames');
-		if ($frames == null)
-			return [];
+		if ('' == $frames= $this->settings->get('//tabs'))
+			if ('' == $frames= $this->settings->get('/frames'))
+				return [];
 
 		return preg_split('!\s*/\s*!', $frames);
 	}
diff --git a/controllers/AdminController.php b/controllers/AdminController.php
index 3a32c6b..ee29678 100644
--- a/controllers/AdminController.php
+++ b/controllers/AdminController.php
@@ -4,25 +4,16 @@
 
 use Yii;
 use humhub\modules\admin\components\Controller;
+use themroc\humhub\modules\modhelper\behaviors\MhAdminController;
 use themroc\humhub\modules\iframe\models\AdminForm;
+use themroc\humhub\modules\iframe\widgets\AdminTabs;
 
 class AdminController extends Controller
 {
-	const MH_MIN_REL= '0.2.1';
+	const MH_MIN_REL= '0.2.2';
 
 	public $adminOnly= true;
-	public $subLayout= '@iframe/views/layouts/admin';
-
-	public function init ()
-	{
-		if (null == $mod= Yii::$app->getModule('mod-helper'))
-			$this->subLayout= null;
-		if (version_compare($mod->getVersion(), self::MH_MIN_REL) < 0)
-			$this->subLayout= null;
-
-		return parent::init();
-	}
-
+	public $isTabbed= true;
 
 	/**
 	 * Render admin only page
@@ -31,40 +22,15 @@ public function init ()
 	 */
 	public function actionIndex ()
 	{
-		if ($this->subLayout===null)
+		if (null == $mh= Yii::$app->getModule('mod-helper') || version_compare($mh->getVersion(), self::MH_MIN_REL) < 0)
 			return $this->render('error', [
 				'msg'=> 'Please install and activate the'
 					.' <a href="https://github.com/Themroc/humhub_mod-helper" target="_blank">Mod-Helper plugin</a>,'
 					.' at least version '.self::MH_MIN_REL.'.',
 			]);
 
-		$mod= Yii::$app->getModule('iframe');
-		$mod->update();
-		$frame= Yii::$app->request->get('frame');
-
-		if (Yii::$app->request->get('delete') == 1) {
-			$model= new AdminForm();
-			foreach (array_keys($model->getVars()) as $v)
-				$mod->settings->delete($frame.'/'.$v);
-			$frames= $mod->getFrames();
-			if (false !== $k= array_search($frame, $frames)) {
-				unset($frames[$k]);
-				$mod->settings->set('/frames', join('/', $frames));
-			}
-
-			return $this->redirect($mod->getUrl('admin'));
-		}
-
-		$model= new AdminForm(isset($frame) ? $frame.'/' : '');
-		if ($model->load(Yii::$app->request->post()) && $model->save()) {
-			$this->view->saved();
-
-			return $this->redirect($mod->getUrl('admin'));
-		}
+		$this->attachBehavior('MhAdmin', new MhAdminController());
 
-		return $this->render('@mod-helper/views/form', [
-			'model'=> $model,
-			'standAlone'=> 0,
-		]);
+		return $this->MHactionIndex(AdminForm::class, AdminTabs::class);
 	}
 }
diff --git a/models/AdminForm.php b/models/AdminForm.php
index 8a17f83..8cc9e83 100644
--- a/models/AdminForm.php
+++ b/models/AdminForm.php
@@ -6,12 +6,15 @@
 use yii\helpers\Url;
 use humhub\libs\Html;
 use humhub\modules\ui\form\widgets\IconPicker;
+use themroc\humhub\modules\modhelper\models\MhAdminForm;
 
 /**
  * AdminForm defines the configurable fields.
  */
-class AdminForm extends \themroc\humhub\modules\modhelper\models\AdminForm
+class AdminForm extends MhAdminForm
 {
+	const MH_API= 1;
+
 	public $icon;
 	public $label;
 	public $sort;
@@ -55,7 +58,6 @@ class AdminForm extends \themroc\humhub\modules\modhelper\models\AdminForm
 			],
 		],
 		'url_guest'=> [
-#		'url'=> [
 			'label'=> 'URL for guests',
 			'hints'=> 'If empty, the above will be used.',
 			'form'=> [
@@ -67,44 +69,6 @@ class AdminForm extends \themroc\humhub\modules\modhelper\models\AdminForm
 		],
 	];
 
-	protected $mod= [
-		'form'=> [
-			'btn_post'=> [self::class, 'deleteButton']
-		],
-	];
-
-	/**
-	 * @inheritdoc
-	 */
-	public function save ()
-	{
-		$frame= strtolower($this->label);
-		$this->mod['prefix']= $frame.'/';
-		$frames= $this->mod['_']->getFrames();
-		$fs= [];
-		foreach ($frames as $f)
-			$fs[$f]= $this->mod['settings']->get($f.'/sort');
-		$fs[$frame]= $this->sort;
-		asort($fs);
-		if (join('/', $frames) != ($frames_str= join('/', array_keys($fs))))
-			$this->mod['settings']->set('/frames', $frames_str);
-
-		foreach ($this->vars as $name => $v)
-			$this->mod['settings']->set($this->mod['prefix'].$name, trim($this->{$name}));
-
-		return $this->loadSettings();
-	}
-
-	public function deleteButton ($model)
-	{
-		return strlen($model->label)
-			? "\t\t\t".Html::a(
-				Yii::t('IframeModule.base', 'Delete'),
-				$model->getMod('_')->getUrl('admin', ['frame'=> $model->label, 'delete'=> '1']),
-				['class' => 'btn btn-default pull-right', 'style'=>'margin-right:10px'])."\n"
-			: "";
-	}
-
 	public function sizeModes ()
 	{
 		return [
diff --git a/module.json b/module.json
index 72e1910..d7a10af 100644
--- a/module.json
+++ b/module.json
@@ -1,12 +1,12 @@
 {
-    "id": "iframe",
-    "name": "Iframe",
-    "description": "(Nearly) fullscreen iframes",
-    "keywords": [
-    ],
-    "version": "0.4.3",
-    "humhub": {
-        "minVersion": "1.2"
-    },
-    "screenshots": ["assets/screen1.jpg", "assets/screen2.jpg", "assets/screen3.jpg"]
+	"id": "iframe",
+	"name": "Iframe",
+	"description": "(Nearly) fullscreen iframes",
+	"keywords": [
+	],
+	"version": "0.4.4",
+	"humhub": {
+		"minVersion": "1.2"
+	},
+	"screenshots": ["assets/screen1.jpg", "assets/screen2.jpg", "assets/screen3.jpg"]
 }
diff --git a/widgets/AdminTabs.php b/widgets/AdminTabs.php
index 8c08227..bd4e81a 100644
--- a/widgets/AdminTabs.php
+++ b/widgets/AdminTabs.php
@@ -4,11 +4,12 @@
 
 use Yii;
 use yii\helpers\Url;
+use humhub\widgets\BaseMenu;
 
 /**
  * Iframes Administration Menu
  */
-class AdminTabs extends \humhub\widgets\BaseMenu
+class AdminTabs extends BaseMenu
 {
 	/**
 	 * @inheritdoc