diff --git a/mirzaev/arming_bot/system/controllers/account.php b/mirzaev/arming_bot/system/controllers/account.php
new file mode 100755
index 0000000..9a3c160
--- /dev/null
+++ b/mirzaev/arming_bot/system/controllers/account.php
@@ -0,0 +1,60 @@
+<?php
+
+declare(strict_types=1);
+
+namespace mirzaev\arming_bot\controllers;
+
+// Files of the project
+use mirzaev\arming_bot\controllers\core,
+	mirzaev\arming_bot\models\session,
+	mirzaev\arming_bot\models\account as model;
+
+// Framework for ArangoDB
+use mirzaev\arangodb\document;
+
+/**
+ * Controller of account
+ *
+ * @package mirzaev\arming_bot\controllers
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class account extends core
+{
+	/**
+	 * Registry of errors
+	 */
+	protected array $errors = [
+		'session' => [],
+		'account' => []
+	];
+
+	/**
+	 * Write to the buffer
+	 *
+	 * @param array $parameters Parameters of the request (POST + GET)
+	 *
+	 * @return void
+	 */
+	public function write(array $parameters = []): void
+	{
+		if (!empty($parameters) && $this->account instanceof model) {
+			// Found data of the program and active account
+
+			foreach ($parameters as $name => $value) {
+				// Iterate over parameters
+
+				// Validation of the parameter
+				if (mb_strlen($value) > 4096) continue;
+
+				// Convert name to multidimensional array
+				foreach (array_reverse(explode('_', $name)) as $key) $parameter = [$key => $parameter ?? json_validate($value) ? json_decode($value, true, 10) : $value];
+
+				// Write data of to the buffer parameter in the implement object of account document from ArangoDB
+				$this->account->buffer = $parameter + $this->account->buffer ?? [];
+			}
+
+			// Write from implement object to account document from ArangoDB
+			document::update($this->account->__document(), $this->errors['account']);
+		}
+	}
+}
diff --git a/mirzaev/arming_bot/system/controllers/catalog.php b/mirzaev/arming_bot/system/controllers/catalog.php
index 77a27f3..1c39118 100755
--- a/mirzaev/arming_bot/system/controllers/catalog.php
+++ b/mirzaev/arming_bot/system/controllers/catalog.php
@@ -8,7 +8,11 @@ namespace mirzaev\arming_bot\controllers;
 use mirzaev\arming_bot\controllers\core,
 	mirzaev\arming_bot\models\entry,
 	mirzaev\arming_bot\models\category,
-	mirzaev\arming_bot\models\product;
+	mirzaev\arming_bot\models\product,
+	mirzaev\arming_bot\models\menu;
+
+// Library for ArangoDB
+use ArangoDBClient\Document as _document;
 
 /**
  * Controller of catalog
@@ -24,6 +28,7 @@ final class catalog extends core
 	protected array $errors = [
 		'session' => [],
 		'account' => [],
+		'menu' => [],
 		'catalog' => []
 	];
 
@@ -34,66 +39,162 @@ final class catalog extends core
 	 */
 	public function index(array $parameters = []): ?string
 	{
-		// Initializing identifier of a category
-		preg_match('/[\d]+/', $parameters['identifier'] ?? '', $matches);
-		$identifier = $matches[0] ?? null;
+		// Validating
+		if (!empty($parameters['category']) && preg_match('/[\d]+/', $parameters['category'], $matches)) $category = (int) $matches[0];
 
-		// Initializint the buffer of respnse
-		$html = [];
+		if (isset($category)) {
+			// Received and validated identifier of the category 
 
-		if (!empty($parameters['identifier'])) {
-			// Передана категория (идентификатор)
-
-			// Инициализация актуальной категории
-			$category = category::_read('d.identifier == @identifier', parameters: ['identifier' => (int) $identifier], errors: $this->errors['catalog']);
+			// Initialize of category
+			$category = category::_read('d.identifier == @identifier', parameters: ['identifier' => $category], errors: $this->errors['catalog']);
 
 			if ($category instanceof category) {
 				// Found the category
 
-				// Поиск категорий или товаров входящих в актуальную категорию
+				// Write to the response buffer
+				$response['category'] = ['name' => $category->name ?? null];
+
+				// Search for categories that are descendants of $category
 				$entries = entry::search(
 					document: $category,
 					amount: 30,
 					errors: $this->errors['catalog']
 				);
 
-				// Объявление буферов категорий и товаров (важно - в единственном числе, по параметру из базы данных)
+				// Initialize buffers of entries (in singular, by parameter from ArangoDB)
 				$category = $product = [];
 
 				foreach ($entries as $entry) {
-					// Перебор вхождений
+					// Iterate over entries (descendands)
 
-					// Запись массивов категорий и товаров ($category и $product) в буфер глобальной переменной шаблонизатора
+					// Write entry to the buffer of entries (sort by $category and $product)
 					${$entry->_type}[] = $entry;
 				}
 
-				// Запись категорий из буфера в глобальную переменную шаблонизатора
+				// Write to the buffer of global variables of view templater
 				$this->view->categories = $category;
 
-				// Запись товаров из буфера в глобальную переменную шаблонизатора
+				// Write to the buffer of global variables of view templater
 				$this->view->products = $product;
 
-				// Generating filters
-				$this->view->filters = [
-					'brands' => product::collect(
-						'd.brand.' . $this->language->name,
-						errors: $this->errors['catalog']
-					)
-				];
-
-				// Generating HTML and writing to the buffer of response
-				$html = [
-					'filters' => count($this->view->products) > 0 ? $this->view->render('catalog/elements/filters.html') : null,
-					'products' => $this->view->render('catalog/elements/products/2columns.html')
-				];
+				// Delete buffers
+				unset($category, $product);
 			}
-		} else {
-			// Не передана категория
+		} else if (!isset($parameters['category'])) {
+			// Not received identifie of the category
 
-			// Поиск категорий: "categories" (самый верхний уровень)
+			// Search for root ascendants categories
 			$this->view->categories = entry::ascendants(descendant: new category, errors: $this->errors['catalog']);
 		}
 
+		// Validating
+		if (!empty($parameters['product']) && preg_match('/[\d]+/', $parameters['product'], $matches)) $product = (int) $matches[0];
+
+		if (isset($product)) {
+			// Received and validated identifier of the product
+
+			// Search for product and write to the buffer of global variables of view templater
+			$this->view->product =  product::read(
+				filter: "d.identifier == @identifier && d.deleted != true && d.hidden != true",
+				sort: 'd.created DESC',
+				amount: 1,
+				return: '{name: d.name.@language, description: d.description.@language, cost: d.cost, weight: d.weight, dimensions: d.dimensions, brand: d.brand.@language, compatibility: d.compatibility.@language, images: d.images[*].storage}',
+				parameters: ['identifier' => $product],
+				language: $this->language,
+				errors: $this->errors['catalog']
+			)[0]?->getAll() ?? null;
+		}
+
+		// Validating
+		if (!empty($parameters['text']) && preg_match('/[\w\s]+/u', $parameters['text'], $matches)) $text = $matches[0];
+
+		if (isset($text)) {
+			// Received and validated text for search 
+
+			// Intialize buffer of query parameters
+			$_parameters = [];
+
+			// Initialize buffer of filters query (AQL)
+			$_filters = 'd.deleted != true && d.hidden != true';
+
+			if (isset($this->view->products) && count($this->view->products) > 0) {
+				// Amount of rendered products is more than 0
+
+				// Write to the buffer of filters query (AQL)
+				$_filters .= ' && POSITION(["' . implode('", "', array_map(fn(_document $document): string => $document->getId(), $this->view->products)) . '"], d._id)';
+			}
+
+			// Validating
+			if (!empty($parameters['brand']) && preg_match('/[\w]+/', $parameters['brand'], $matches)) $brand = $matches[0];
+
+			if (isset($brand)) {
+				// Received and validated filter by brand
+
+				// Write to the buffer of filters query (AQL)
+				$_filters .= ' && d.brand.@language == @brand';
+
+				// Write to the buffer of query parameters
+				$_parameters['brand'] = $brand;
+			}
+
+			// Initialize buffer of filters query (AQL)
+			$_sort = 'd.position ASC, d.name ASC, d.created DESC';
+
+			// Validating
+			if (!empty($parameters['sort']) && preg_match('/[\w]+/', $parameters['sort'], $matches)) $sort = $matches[0];
+
+			if (isset($sort)) {
+				// Received and validated sort
+
+				// Write to the buffer of sort query (AQL)
+				$_sort = "d.@sort DESC, $_sort";
+
+				// Write to the buffer of query parameters
+				$_parameters['sort'] = $sort;
+			}
+
+			// Search for products and write to the buffer of global variables of view templater
+			$this->view->products = product::read(
+				search: $text,
+				filter: $_filters,
+				sort: $_sort,
+				amount: 30,
+				language: $this->language,
+				parameters: $_parameters,
+				errors: $this->errors['catalog']
+			);
+		}
+
+		if (isset($this->view->products) && count($this->view->products) > 0) {
+			// Amount of rendered products is more than 0
+
+			// Search for filters and write to the buffer of global variables of view templater
+			$this->view->filters = [
+				'brands' => product::collect(
+					return: 'd.brand.@language',
+					products: array_map(fn(_document $document): string => $document->getId(), $this->view->products),
+					language: $this->language,
+					errors: $this->errors['catalog']
+				)
+			];
+		}
+
+		if (isset($menu)) {
+			// 
+
+		} else {
+			// Not received ... menu
+
+			// Search for filters and write to the buffer of global variables of view templater
+			$this->view->menu = menu::_read(
+				return: 'MERGE(d, { name: d.name.@language })',
+				sort: 'd.position ASC, d.created DESC, d._key DESC',
+				amount: 4,
+				parameters: ['language' => $this->language->name],
+				errors: $this->errors['menu']
+			);
+		}
+
 		if ($_SERVER['REQUEST_METHOD'] === 'GET') {
 			// GET request
 
@@ -102,152 +203,64 @@ final class catalog extends core
 		} else if ($_SERVER['REQUEST_METHOD'] === 'POST') {
 			// POST request
 
-			// Initializing a response headers
-			header('Content-Type: application/json');
-			header('Content-Encoding: none');
-			header('X-Accel-Buffering: no');
+			// Initializing the buffer of response
+			$response = [
+				'title' => $title ?? null
+			];
 
-			// Initializing of the output buffer
-			ob_start();
+			if (isset($this->view->categories)) {
+				// Initialized categories
 
-			// Generating the reponse
-			echo json_encode(
-				[
-					'title' => $title ?? '',
-					'html' => $html + [
-						'categories' => $this->view->render('catalog/elements/categories.html'),
-					],
-					'errors' => $this->errors
-				]
-			);
-
-			// Initializing a response headers
-			header('Content-Length: ' . ob_get_length());
-
-			// Sending and deinitializing of the output buffer
-			ob_end_flush();
-			flush();
-
-			// Exit (success)
-			return null;
-		}
-
-		// Exit (fail)
-		return null;
-	}
-
-	/**
-	 * Search
-	 *
-	 * @param array $parameters Parameters of the request (POST + GET)
-	 */
-	public function search(array $parameters = []): ?string
-	{
-		// Initializing of text fore search
-		preg_match('/[\w\s]+/u', $parameters['text'] ?? '', $matches);
-		$text = $matches[0] ?? null;
-
-		if ($_SERVER['REQUEST_METHOD'] === 'POST') {
-			// POST request
-
-			// Search for products
-			$this->view->products = isset($text) ? product::read(
-				search: $text,
-				filter: 'd.deleted != true && d.hidden != true',
-				sort: 'd.position ASC, d.name ASC, d.created DESC',
-				amount: 30,
-				language: $this->language,
-				errors: $this->errors['catalog']
-			) : [];
-
-			// Initializing a response headers
-			header('Content-Type: application/json');
-			header('Content-Encoding: none');
-			header('X-Accel-Buffering: no');
-
-			// Initializing of the output buffer
-			ob_start();
-
-			// Generating the reponse
-			echo json_encode(
-				[
-					'title' => $title ?? '',
-					'html' => [
-						'products' => $this->view->render('catalog/elements/products/2columns.html')
-					],
-					'errors' => $this->errors
-				]
-			);
-
-			// Initializing a response headers
-			header('Content-Length: ' . ob_get_length());
-
-			// Sending and deinitializing of the output buffer
-			ob_end_flush();
-			flush();
-
-			// Exit (success)
-			return null;
-		}
-
-		// Exit (fail)
-		return null;
-	}
-
-	/**
-	 * Product
-	 *
-	 * @param array $parameters Parameters of the request (POST + GET)
-	 */
-	public function product(array $parameters = []): ?string
-	{
-		// Initializing identifier of a product
-		preg_match('/[\d]+/', $parameters['identifier'] ?? '', $matches);
-		$identifier = $matches[0] ?? null;
-
-		if (!empty($identifier)) {
-			// Received identifier of the product
-
-			if ($_SERVER['REQUEST_METHOD'] === 'POST') {
-				// POST request
-
-				// Search for products
-				$product = product::read(
-					filter: "d.identifier == @identifier && d.deleted != true && d.hidden != true",
-					sort: 'd.created DESC',
-					amount: 1,
-					return: '{identifier: d.identifier, name: d.name.@language, description: d.description.@language, cost: d.cost, weight: d.weight, dimensions: d.dimensions, brand: d.brand.@language, compatibility: d.compatibility.@language, images: d.images[*].storage}',
-					parameters: ['identifier' => (int) $identifier],
-					language: $this->language,
-					errors: $this->errors['catalog']
-				)[0]?->getAll();
-
-				// Initializing a response headers
-				header('Content-Type: application/json');
-				header('Content-Encoding: none');
-				header('X-Accel-Buffering: no');
-
-				// Initializing of the output buffer
-				ob_start();
-
-				// Generating the reponse
-				echo json_encode(
-					[
-						'product' => $product,
-						'errors' => $this->errors
-					]
-				);
-
-				// Initializing a response headers
-				header('Content-Length: ' . ob_get_length());
-
-				// Sending and deinitializing of the output buffer
-				ob_end_flush();
-				flush();
-
-				// Exit (success)
-				return null;
+				// Render HTML-code of categories and write to the response buffer
+				$response['html'] ??= [];
+				$response['html']['categories'] = $this->view->render('catalog/elements/categories.html');
 			}
+
+			if (isset($this->view->product)) {
+				// Initialized product
+
+			}
+
+			if (isset($this->view->products)) {
+				// Initialized products
+
+				// Render HTML-code of products and write to the response buffer
+				$response['html'] ??= [];
+				$response['html']['products'] = $this->view->render('catalog/elements/products/2columns.html');
+			}
+
+			if (isset($this->view->filters)) {
+				// Initialized filters
+
+				// Render HTML-code of filters and write to the response buffer
+				$response['html'] ??= [];
+				$response['html']['filters'] = $this->view->render('catalog/elements/filters.html');
+			}
+
+			// Initializing a response headers
+			header('Content-Type: application/json');
+			header('Content-Encoding: none');
+			header('X-Accel-Buffering: no');
+
+			// Initializing of the output buffer
+			ob_start();
+
+			// Generating the reponse
+			echo json_encode(
+				$response + [
+					'errors' => $this->errors
+				]
+			);
+
+			// Initializing a response headers
+			header('Content-Length: ' . ob_get_length());
+
+			// Sending and deinitializing of the output buffer
+			ob_end_flush();
+			flush();
+
+			// Exit (success)
+			return null;
 		}
 
 		// Exit (fail)
diff --git a/mirzaev/arming_bot/system/controllers/session.php b/mirzaev/arming_bot/system/controllers/session.php
index 1ff7ecb..75c499f 100755
--- a/mirzaev/arming_bot/system/controllers/session.php
+++ b/mirzaev/arming_bot/system/controllers/session.php
@@ -153,14 +153,14 @@ final class session extends core
 		return null;
 	}
 
-
-
 	/**
-	 * Connect session to the telegram account
+	 * Write to the buffer
 	 *
 	 * @param array $parameters Parameters of the request (POST + GET)
+	 *
+	 * @return void
 	 */
-	public function write(array $parameters = []): ?string
+	public function write(array $parameters = []): void
 	{
 		if (!empty($parameters) && $this->session instanceof model) {
 			// Found data of the program and active session
@@ -171,18 +171,15 @@ final class session extends core
 				// Validation of the parameter
 				if (mb_strlen($value) > 4096) continue;
 
-				// Write data of the program to the implement object of session document from ArangoDB
-				$this->session->{$name} = json_decode($value, true, 10);
+				// Convert name to multidimensional array
+				foreach (array_reverse(explode('_', $name)) as $key) $parameter = [$key => $parameter ?? json_validate($value) ? json_decode($value, true, 10) : $value];
+
+				// Write data of to the buffer parameter in the implement object of session document from ArangoDB
+				$this->session->buffer = $parameter + ($this->session->buffer ?? []);
 			}
 
 			// Write from implement object to session document from ArangoDB
 			document::update($this->session->__document(), $this->errors['session']);
-
-			// Exit (success)
-			return null;
 		}
-
-		// Exit (fail)
-		return null;
 	}
 }
diff --git a/mirzaev/arming_bot/system/models/menu.php b/mirzaev/arming_bot/system/models/menu.php
new file mode 100755
index 0000000..8f0069e
--- /dev/null
+++ b/mirzaev/arming_bot/system/models/menu.php
@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace mirzaev\arming_bot\models;
+
+// Files of the project
+use mirzaev\arming_bot\models\core,
+	mirzaev\arming_bot\models\traits\document as arangodb_document_trait,
+	mirzaev\arming_bot\models\interfaces\document as arangodb_document_interface;
+
+
+/**
+ * Model of menu
+ *
+ * @package mirzaev\arming_bot\models
+ *
+ * @license http://www.wtfpl.net/ Do What The Fuck You Want To Public License
+ * @author Arsen Mirzaev Tatyano-Muradovich <arsen@mirzaev.sexy>
+ */
+final class menu extends core implements arangodb_document_interface
+{
+	use arangodb_document_trait;
+
+	/**
+	 * Name of the collection in ArangoDB
+	 */
+	final public const string COLLECTION = 'menu';
+}
diff --git a/mirzaev/arming_bot/system/models/product.php b/mirzaev/arming_bot/system/models/product.php
index 50ab827..7b3f921 100755
--- a/mirzaev/arming_bot/system/models/product.php
+++ b/mirzaev/arming_bot/system/models/product.php
@@ -214,12 +214,16 @@ final class product extends core
 	 * Collect parameter from all products
 	 *
 	 * @param string $return Return (AQL path)
+	 * @param array $products Array with products system identifiers ["_id", "_id", "_id"...]
 	 * @param array &$errors Registry of errors
 	 *
 	 * @return array Array with found unique parameter values from all products (can be empty)
 	 */
 	public static function collect(
 		string $return = 'd._key',
+		array $products = [],
+		language $language = language::en,
+		array $parameters = [],
 		array &$errors = []
 	): array {
 		try {
@@ -230,13 +234,16 @@ final class product extends core
 					sprintf(
 						<<<'AQL'
 						FOR d IN @@collection 
+							%s
 							RETURN DISTINCT %s
 						AQL,
+						empty($products) ? '' : 'FILTER POSITION(["' . implode('", "', $products) . '"], d._id)',
 						empty($return) ? 'd._key' : $return
 					),
 					[
 						'@collection' => static::COLLECTION,
-					],
+						'language' => $language->name,
+					] + $parameters,
 					errors: $errors
 				)) {
 					// Found parameters
diff --git a/mirzaev/arming_bot/system/public/index.php b/mirzaev/arming_bot/system/public/index.php
index 64ed9c1..483509e 100755
--- a/mirzaev/arming_bot/system/public/index.php
+++ b/mirzaev/arming_bot/system/public/index.php
@@ -39,12 +39,14 @@ $router = new router;
 // Initialize routes
 $router
 	->write('/', 'catalog', 'index', 'GET')
-	->write('/search', 'catalog', 'search', 'POST')
+	->write('/', 'catalog', 'index', 'POST')
+	->write('/account/write', 'account', 'write', 'POST')
 	->write('/session/write', 'session', 'write', 'POST')
 	->write('/session/connect/telegram', 'session', 'telegram', 'POST')
-	->write('/category/$identifier', 'catalog', 'index', 'POST')
-	->write('/category', 'catalog', 'index', 'POST')
-	->write('/product/$identifier', 'catalog', 'product', 'POST');
+	/* ->write('/category/$identifier', 'catalog', 'index', 'POST') */
+	/* ->write('/category', 'catalog', 'index', 'POST') */
+	/* ->write('/product/$identifier', 'catalog', 'product', 'POST') */
+;
 
 /*
 
diff --git a/mirzaev/arming_bot/system/public/js/account.js b/mirzaev/arming_bot/system/public/js/account.js
index 583d21e..47fdc7a 100755
--- a/mirzaev/arming_bot/system/public/js/account.js
+++ b/mirzaev/arming_bot/system/public/js/account.js
@@ -72,10 +72,11 @@ import("/js/core.js").then(() =>
 							}, 3000);
 
 							if (core.telegram.api.initData.length > 0) {
-								core.request(
-									"/session/connect/telegram",
-									core.telegram.api.initData,
-								)
+								core
+									.request(
+										"/session/connect/telegram",
+										core.telegram.api.initData
+									)
 									.then((json) => {
 										if (
 											json.errors !== null &&
@@ -93,9 +94,8 @@ import("/js/core.js").then(() =>
 												const a =
 													core.status_account.getElementsByTagName("a")[0];
 												a.setAttribute("onclick", "core.account.profile()");
-												a.innerText = json.domain.length > 0
-													? "@" + json.domain
-													: "ERROR";
+												a.innerText =
+													json.domain.length > 0 ? "@" + json.domain : "ERROR";
 											}
 
 											if (
@@ -109,6 +109,34 @@ import("/js/core.js").then(() =>
 									});
 							}
 						}
+
+						/**
+						 * Buffer
+						 */
+						static buffer = class buffer {
+							/**
+							 * Write to the account buffer
+							 *
+							 * @param {string} name Name of the parameter
+							 * @param {string} value Value of the parameter (it can be JSON)
+							 *
+							 * @return {void}
+							 */
+							static write(name, value) {
+								if (typeof name === "string" && typeof value === "string") {
+									//
+
+									// Send request to the server
+									core.request(
+										"/account/write",
+										`${name}=${value}`,
+										"POST",
+										{},
+										null
+									);
+								}
+							}
+						};
 					};
 				}
 			}
diff --git a/mirzaev/arming_bot/system/public/js/authentication.js b/mirzaev/arming_bot/system/public/js/authentication.js
index 8ad006f..db1cefc 100755
--- a/mirzaev/arming_bot/system/public/js/authentication.js
+++ b/mirzaev/arming_bot/system/public/js/authentication.js
@@ -23,10 +23,20 @@ import("/js/core.js").then(() =>
 				}, 5000);
 
 				function initialization() {
-					core.session.telegram();
+					//
+					const { initData, initDataUnsafe, ...data } = core.telegram.api;
+
+					//
+					core.session.buffer.write("telegram_program", JSON.stringify(data));
+
 					if (core.telegram.api.initData.length > 0) {
+						//
+
+						//
 						core.account.authentication();
 					}
+
+					//
 					core.telegram.api.ready();
 				}
 			})
diff --git a/mirzaev/arming_bot/system/public/js/catalog.js b/mirzaev/arming_bot/system/public/js/catalog.js
index 4277f4f..fdee79b 100755
--- a/mirzaev/arming_bot/system/public/js/catalog.js
+++ b/mirzaev/arming_bot/system/public/js/catalog.js
@@ -29,226 +29,19 @@ import("/js/core.js").then(() =>
 						// Write to the core
 						core.catalog = class catalog {
 							/**
-							 * Registry of filters (instead of cookies)
+							 * Parameters of search
+							 *
+							 * Will be converted to the body of the GET request ("?name=value&name2=value2")
 							 */
-							static filters = new Map([
+							static parameters = new Map([
+								["text", null],
+								["category", null],
+								["sort", null],
 								["brand", null],
 							]);
 
 							/**
-							 * Select a category (interface)
-							 *
-							 * @param {HTMLElement} button Button of a category <a>
-							 * @param {bool} clean Clear search bar?
-							 * @param {bool} force Ignore the damper?
-							 *
-							 * @return {void}
-							 */
-							static category(button, clean = true, force = false) {
-								// Initializing identifier of the category
-								const identifier = button.getAttribute(
-									"data-category-identifier",
-								);
-
-								this._category(identifier, clean, force);
-							}
-
-							/**
-							 * Select a category (damper)
-							 *
-							 * @param {HTMLElement} button Button of category <a>
-							 * @param {bool} clean Clear search bar?
-							 * @param {bool} force Ignore the damper?
-							 *
-							 * @return {void}
-							 */
-							static _category = core.damper(
-								(...variables) => this.__category(...variables),
-								400,
-								2,
-							);
-
-							/**
-							 * Select a category (system)
-							 *
-							 * @param {string} identifier Identifier of the category
-							 * @param {bool} clean Clear search bar?
-							 *
-							 * @return {Promise} Request to the server
-							 */
-							static __category(identifier, clean = true) {
-								if (typeof identifier === "string") {
-									// Received required parameters
-
-									return core.request(
-										"/category" +
-											("/" + identifier).replace(/^\/*/, "/").trim().replace(
-												/\/*$/,
-												"",
-											),
-									)
-										.then((json) => {
-											if (
-												json.errors !== null &&
-												typeof json.errors === "object" &&
-												json.errors.length > 0
-											) {
-												// Errors received
-											} else {
-												// Errors not received
-
-												if (clean) {
-													// Clearing the search bar
-													const search = core.main.querySelector(
-														'search[data-section="search"]>input',
-													);
-													if (search instanceof HTMLElement) search.value = "";
-												}
-
-												if (
-													typeof json.title === "string" &&
-													json.title.length > 0
-												) {
-													// Received the page title
-
-													// Initialize a link to the categories list
-													const title = core.main.getElementsByTagName("h2")[0];
-
-													// Write the title
-													title.innerText = json.title;
-												}
-
-												if (
-													typeof json.html.categories === "string" &&
-													json.html.categories.length > 0
-												) {
-													// Received categories (reinitialization of the categories)
-
-													const categories = core.main.querySelector(
-														'section[data-catalog-type="categories"]',
-													);
-
-													if (categories instanceof HTMLElement) {
-														// Found list of categories
-
-														categories.outerHTML = json.html.categories;
-													} else {
-														// Not found list of categories
-
-														const element = document.createElement("section");
-
-														const search = core.main.querySelector(
-															'search[data-section="search"]',
-														);
-
-														if (search instanceof HTMLElement) {
-															core.main.insertBefore(
-																element,
-																search.nextSibling,
-															);
-														} else {
-															core.main.append(element);
-														}
-
-														element.outerHTML = json.html.categories;
-													}
-												} else {
-													// Not received categories (deinitialization of the categories)
-
-													const categories = core.main.querySelector(
-														'section[data-catalog-type="categories"',
-													);
-
-													if (categories instanceof HTMLElement) {
-														categories.remove();
-													}
-												}
-
-												if (
-													typeof json.html.filters === "string" &&
-													json.html.filters.length > 0
-												) {
-													// Received filters (reinitialization of the filters)
-
-													const filters = core.main.querySelector(
-														'section[data-section="filters"]',
-													);
-
-													if (filters instanceof HTMLElement) {
-														// Found list of filters
-
-														filters.outerHTML = json.html.filters;
-													} else {
-														// Not found list of categories
-
-														const element = document.createElement("section");
-
-														const categories = core.main.querySelector(
-															'section[data-catalog-type="categories"]',
-														);
-
-														if (categories instanceof HTMLElement) {
-															core.main.insertBefore(
-																element,
-																categories.nextSibling,
-															);
-														} else {
-															core.main.append(element);
-														}
-
-														element.outerHTML = json.html.filters;
-													}
-												} else {
-													// Not received categories (deinitialization of the categories)
-
-													const filters = core.main.querySelector(
-														'section[data-section="filters"',
-													);
-
-													if (filters instanceof HTMLElement) {
-														filters.remove();
-													}
-												}
-
-												if (
-													typeof json.html.products === "string" &&
-													json.html.products.length > 0
-												) {
-													// Received products (reinitialization of the products)
-
-													const products = core.main.querySelector(
-														'section[data-catalog-type="products"]',
-													);
-
-													if (products instanceof HTMLElement) {
-														// Found list of products
-
-														products.outerHTML = json.html.products;
-													} else {
-														// Not found list of products
-
-														const element = document.createElement("section");
-														core.main.append(element);
-														element.outerHTML = json.html.products;
-													}
-												} else {
-													// Not received products (deinitialization of the products)
-
-													const products = core.main.querySelector(
-														'section[data-catalog-type="products"',
-													);
-													if (products instanceof HTMLElement) {
-														products
-															.remove();
-													}
-												}
-											}
-										});
-								}
-							}
-
-							/**
-							 * Select a category (interface)
+							 * Search (interface)
 							 *
 							 * @param {Event} event Event (keyup)
 							 * @param {HTMLElement} element Search bar <input>
@@ -257,28 +50,37 @@ import("/js/core.js").then(() =>
 							 * @return {void}
 							 */
 							static search(event, element, force = false) {
+								if (typeof element === "undefined") {
+									element = document.getElementById("search");
+								}
+
 								element.classList.remove("error");
 
 								if (element.value.length === 1) {
 									return;
-								} else if (event.keyCode === 13) {
-									// Button: "enter"
-
-									element.setAttribute("disabled", true);
-
-									this._search(element, force);
 								} else {
-									// Button: any
+									if (typeof event === "undefined") {
+										//
 
-									this._search(element, force);
+										this._search(element, true);
+									} else if (event.keyCode === 13) {
+										// Button: "enter"
+
+										element.setAttribute("disabled", true);
+
+										this._search(element, force);
+									} else {
+										// Button: any
+
+										this._search(element, force);
+									}
 								}
 							}
 
 							/**
-							 * Search in the catalog (damper)
+							 * Search (damper)
 							 *
-							 * @param {HTMLElement} button Button of category <a>
-							 * @param {bool} clean Clear search bar?
+							 * @param {HTMLElement} element Search bar <input>
 							 * @param {bool} force Ignore the damper?
 							 *
 							 * @return {void}
@@ -290,7 +92,7 @@ import("/js/core.js").then(() =>
 							);
 
 							/**
-							 * Search in the catalog (system)
+							 * Search (system)
 							 *
 							 * @param {HTMLElement} element Search bar <input>
 							 *
@@ -299,101 +101,170 @@ import("/js/core.js").then(() =>
 							 * @todo add animations of errors
 							 */
 							static __search(element) {
-								return this.__category("/", false)
-									.then(function () {
-										core.request("/search", `text=${element.value}`)
-											.then((json) => {
-												element.removeAttribute("disabled");
-												element.focus();
+								if (typeof element === "undefined") {
+									element = document.getElementById("search");
+								}
 
-												if (
-													json.errors !== null &&
-													typeof json.errors === "object" &&
-													json.errors.length > 0
-												) {
-													// Errors received
+								const urn = Array.from(this.parameters)
+									.filter(([k, v]) =>
+										typeof v === "string" || typeof v === "number"
+									)
+									.map(([k, v]) => `${k}=${v}`)
+									.join("&");
 
-													element.classList.add("error");
+								return core.request(
+									"/",
+									urn,
+								)
+									.then((json) => {
+										element.removeAttribute("disabled");
+										element.focus();
+
+										if (
+											json.errors !== null &&
+											typeof json.errors === "object" &&
+											json.errors.length > 0
+										) {
+											// Errors received
+
+											element.classList.add("error");
+										} else {
+											// Errors not received
+
+											history.pushState(
+												{},
+												urn,
+												urn,
+											);
+
+											if (
+												typeof json.title === "string" &&
+												json.title.length > 0
+											) {
+												// Received the page title
+
+												// Initialize a link to the categories list
+												const title = core.main.getElementsByTagName("h2")[0];
+
+												// Write the title
+												title.innerText = json.title;
+											}
+
+											// Deinitialization of the categories
+											const categories = core.main.querySelector(
+												'section[data-catalog-type="categories"]',
+											);
+											// if (categories instanceof HTMLElement) categories.remove();
+
+											if (
+												typeof json.html.categories === "string" &&
+												json.html.categories.length > 0
+											) {
+												// Received categories (reinitialization of the categories)
+
+												const categories = core.main.querySelector(
+													'section[data-catalog-type="categories"]',
+												);
+
+												if (categories instanceof HTMLElement) {
+													// Found list of categories
+
+													categories.outerHTML = json.html.categories;
 												} else {
-													// Errors not received
+													// Not found list of categories
 
-													if (
-														typeof json.title === "string" &&
-														json.title.length > 0
-													) {
-														// Received the page title
+													const element = document.createElement("section");
 
-														// Initialize a link to the categories list
-														const title =
-															core.main.getElementsByTagName("h2")[0];
+													const search = core.main.querySelector(
+														'search[data-section="search"]',
+													);
 
-														// Write the title
-														title.innerText = json.title;
+													if (search instanceof HTMLElement) {
+														core.main.insertBefore(
+															element,
+															search.nextSibling,
+														);
+													} else {
+														core.main.append(element);
 													}
 
-													// Deinitialization of the categories
+													element.outerHTML = json.html.categories;
+												}
+											} else {
+												// Not received categories (deinitialization of the categories)
+
+												const categories = core.main.querySelector(
+													'section[data-catalog-type="categories"',
+												);
+
+												if (categories instanceof HTMLElement) {
+													categories.remove();
+												}
+											}
+
+											if (
+												typeof json.html.products === "string" &&
+												json.html.products.length > 0
+											) {
+												// Received products (reinitialization of the products)
+
+												const products = core.main.querySelector(
+													'section[data-catalog-type="products"]',
+												);
+
+												if (products instanceof HTMLElement) {
+													// Found list of products
+
+													products.outerHTML = json.html.products;
+												} else {
+													// Not found list of products
+
+													const element = document.createElement("section");
+
 													const categories = core.main.querySelector(
-														'section[data-catalog-type="categories"]',
+														'section[data-catalog-type="categories"',
 													);
-													// if (categories instanceof HTMLElement) categories.remove();
 
-													if (
-														typeof json.html.products === "string" &&
-														json.html.products.length > 0
-													) {
-														// Received products (reinitialization of the products)
+													if (categories instanceof HTMLElement) {
+														//
 
-														const products = core.main.querySelector(
-															'section[data-catalog-type="products"]',
+														//
+														core.main.insertBefore(
+															element,
+															categories.nextSibling,
 														);
 
-														if (products instanceof HTMLElement) {
-															// Found list of products
+														element.outerHTML = json.html.products;
+													} else {
+														//
 
-															products.outerHTML = json.html.products;
-														} else {
-															// Not found list of products
+														//
+														const search = core.main.querySelector(
+															'search[data-section="search"]',
+														);
 
-															const element = document.createElement("section");
-
-															const categories = core.main.querySelector(
-																'section[data-catalog-type="categories"',
+														if (search instanceof HTMLElement) {
+															core.main.insertBefore(
+																element,
+																search.nextSibling,
 															);
 
-															if (categories instanceof HTMLElement) {
-																core.main.insertBefore(
-																	element,
-																	categories.nextSibling,
-																);
-
-																element.outerHTML = json.html.products;
-															} else {
-																const search = core.main.querySelector(
-																	'search[data-section="search"]',
-																);
-
-																if (search instanceof HTMLElement) {
-																	core.main.insertBefore(
-																		element,
-																		search.nextSibling,
-																	);
-
-																	element.outerHTML = json.html.products;
-																}
-															}
-														}
-													} else {
-														// Not received products (deinitialization of the products)
-
-														const products = core.main.querySelector(
-															'section[data-catalog-type="products"]',
-														);
-														if (products instanceof HTMLElement) {
-															products.remove();
+															element.outerHTML = json.html.products;
 														}
 													}
 												}
-											});
+											} else {
+												// Not received products (deinitialization of the products)
+
+												const products = core.main.querySelector(
+													'section[data-catalog-type="products"]',
+												);
+
+												if (products instanceof HTMLElement) {
+													products.remove();
+												}
+											}
+										}
 									});
 							}
 
@@ -439,7 +310,10 @@ import("/js/core.js").then(() =>
 								if (typeof identifier === "string") {
 									//
 
-									return core.request(`/product/${identifier}`)
+									//
+									const urn = `?product=${identifier}`;
+
+									return core.request(urn)
 										.then((json) => {
 											if (
 												json.errors !== null &&
@@ -471,7 +345,7 @@ import("/js/core.js").then(() =>
 
 													const name = document.createElement("span");
 													name.classList.add("name");
-													name.setAttribute("title", json.product.identifier);
+													name.setAttribute("title", identifier);
 													name.innerText = json.product.name;
 
 													const exit = document.createElement("a");
@@ -671,8 +545,9 @@ import("/js/core.js").then(() =>
 													);
 
 													history.pushState(
-														{ product_card: json.product.identifier },
+														{ identifier },
 														json.product.name,
+														urn,
 													);
 
 													// блокировка закрытия карточки
@@ -681,7 +556,12 @@ import("/js/core.js").then(() =>
 													wrap.addEventListener("mousedown", _from);
 													wrap.addEventListener("touchstart", _from);
 
-													const remove = () => {
+													const remove = (event) => {
+														if (
+															typeof event === "undefined" ||
+															event.type !== "popstate"
+														) history.back();
+
 														wrap.remove();
 														images.removeEventListener(
 															"mousedown",
diff --git a/mirzaev/arming_bot/system/public/js/core.js b/mirzaev/arming_bot/system/public/js/core.js
index dd0468f..3ee7031 100755
--- a/mirzaev/arming_bot/system/public/js/core.js
+++ b/mirzaev/arming_bot/system/public/js/core.js
@@ -46,13 +46,43 @@ const core = class core {
 		method = "POST",
 		headers = {
 			"Content-Type": "application/x-www-form-urlencoded",
+			"Accept": "application/json",
 		},
 		type = "json",
 	) {
 		return await fetch(encodeURI(address), { method, headers, body })
-			.then((response) => response[type]());
+			.then((response) => type === null || response[type]());
 	}
 
+	/**
+	 * Buffer
+	 */
+	static buffer = class buffer {
+		/**
+		 * Write to buffers
+		 *
+		 * @param {string} name Name of the parameter
+		 * @param {string} value Value of the parameter (it can be JSON)
+		 *
+		 * @return {void}
+		 */
+		static write(name, value) {
+			if (typeof this.session === "function") {
+				// Initialized the session implement object
+
+				// Write to the session buffer
+				core.session.buffer.write(name, value);
+			}
+
+			if (typeof this.account === "function") {
+				// Initialized the account implement object
+
+				// Write to the account buffer
+				core.account.buffer.write(name, value);
+			}
+		}
+	};
+
 	/**
 	 * Сгенерировать окно выбора действия
 	 *
diff --git a/mirzaev/arming_bot/system/public/js/session.js b/mirzaev/arming_bot/system/public/js/session.js
index 8774c5f..ea72791 100755
--- a/mirzaev/arming_bot/system/public/js/session.js
+++ b/mirzaev/arming_bot/system/public/js/session.js
@@ -27,19 +27,32 @@ import("/js/core.js").then(() =>
 					// Write to the core
 					core.session = class session {
 						/**
-						 * Send data of Telegram program settings to the session
-						 *
-						 * @return {void}
+						 * Buffer
 						 */
-						static telegram() {
-							//
-							const { initData, initDataUnsafe, ...data } = core.telegram.api;
+						static buffer = class buffer {
+							/**
+							 * Write to the session buffer
+							 *
+							 * @param {string} name Name of the parameter
+							 * @param {string} value Value of the parameter (it can be JSON)
+							 *
+							 * @return {void}
+							 */
+							static write(name, value) {
+								if (typeof name === "string" && typeof value === "string") {
+									//
 
-							core.request(
-								"/session/write",
-								"telegram=" + JSON.stringify(data),
-							);
-						}
+									// Send request to the server
+									core.request(
+										"/session/write",
+										`${name}=${value}`,
+										"POST",
+										{},
+										null
+									);
+								}
+							}
+						};
 					};
 				}
 			}
diff --git a/mirzaev/arming_bot/system/public/themes/default/css/icons/arrow-top-left.css b/mirzaev/arming_bot/system/public/themes/default/css/icons/arrow-top-left.css
new file mode 100755
index 0000000..c05805a
--- /dev/null
+++ b/mirzaev/arming_bot/system/public/themes/default/css/icons/arrow-top-left.css
@@ -0,0 +1,37 @@
+@charset "UTF-8";
+
+i.icon.arrow.top.left {
+	box-sizing: border-box;
+	position: relative;
+	display: block;
+	width: 22px;
+	height: 22px;
+	border: 2px solid;
+	border-radius: 20px;
+}
+
+i.icon.arrow.top.left::after,
+i.icon.arrow.top.left::before {
+	content: "";
+	display: block;
+	box-sizing: border-box;
+	position: absolute;
+}
+
+i.icon.arrow.top.left::after {
+	width: 10px;
+	height: 2px;
+	background: currentColor;
+	transform: rotate(45deg);
+	bottom: 8px;
+	right: 4px;
+}
+
+i.icon.arrow.top.left::before {
+	width: 6px;
+	height: 6px;
+	left: 4px;
+	top: 4px;
+	border-top: 2px solid;
+	border-left: 2px solid;
+}
diff --git a/mirzaev/arming_bot/system/public/themes/default/css/icons/shopping_cart.css b/mirzaev/arming_bot/system/public/themes/default/css/icons/shopping_cart.css
index 8351e54..0606f17 100755
--- a/mirzaev/arming_bot/system/public/themes/default/css/icons/shopping_cart.css
+++ b/mirzaev/arming_bot/system/public/themes/default/css/icons/shopping_cart.css
@@ -4,7 +4,6 @@ i.icon.shopping.cart {
 	display: block;
 	box-sizing: border-box;
 	position: relative;
-	transform: scale(var(--ggs, 1));
 	width: 20px;
 	height: 21px;
 	background:
diff --git a/mirzaev/arming_bot/system/public/themes/default/css/main.css b/mirzaev/arming_bot/system/public/themes/default/css/main.css
index dbbc0cc..5f7eb97 100755
--- a/mirzaev/arming_bot/system/public/themes/default/css/main.css
+++ b/mirzaev/arming_bot/system/public/themes/default/css/main.css
@@ -25,6 +25,9 @@ a {
 }
 
 body {
+	--gap: 16px;
+	--width: calc(100% - var(--gap) * 2);
+	--offset-x: 2%;
 	width: 100%;
 	height: 100%;
 	margin: 0;
@@ -39,10 +42,20 @@ body {
 
 aside {}
 
-header {}
+header {
+	container-type: inline-size;
+	container-name: header;
+	margin: 2rem 0 1rem;
+	padding: 0 var(--offset-x);
+	display: flex;
+	flex-direction: column;
+	align-items: center;
+	gap: 26px;
+}
 
 main {
-	--offset-x: 2%;
+	container-type: inline-size;
+	container-name: main;
 	padding: 0 var(--offset-x);
 	display: flex;
 	flex-direction: column;
@@ -56,8 +69,6 @@ main>section:last-child {
 }
 
 main>*[data-section] {
-	--gap: 16px;
-	--width: calc(100% - var(--gap) * 2);
 	width: var(--width);
 }
 
@@ -150,7 +161,7 @@ a[type="button"] {
 
 h1,
 h2 {
-	margin: 28px 0 0;
+	margin: 1rem 0 0;
 }
 
 footer {}
diff --git a/mirzaev/arming_bot/system/public/themes/default/css/menu.css b/mirzaev/arming_bot/system/public/themes/default/css/menu.css
new file mode 100755
index 0000000..6e87042
--- /dev/null
+++ b/mirzaev/arming_bot/system/public/themes/default/css/menu.css
@@ -0,0 +1,53 @@
+@charset "UTF-8";
+
+header>nav#menu {
+	container-type: inline-size;
+	container-name: menu;
+	width: var(--width);
+	min-height: 3rem;
+	display: flex; 
+	flex-flow: row wrap;
+	gap: 1rem;
+	border-radius: 1.375rem;
+	overflow: hidden;
+}
+
+header>nav#menu>a[type="button"] {
+	height: 3rem;
+	padding: unset;
+	border-radius: 1.375rem;
+	color: var(--unsafe-color, var(--tg-theme-button-text-color));
+	background-color: var(--unsafe-background-color, var(--tg-theme-button-color));
+}
+
+header>nav#menu>a[type=button]>:first-child {
+	margin-left: 1rem;
+}
+
+header>nav#menu>a[type="button"]>* {
+	margin-right: 1rem;
+}
+
+@container header (max-width: 450px) {
+	header>nav#menu > a[type="button"]:nth-child(1)> i.icon+span {
+		display: none;
+	}
+}
+
+@container header (max-width: 350px) {
+	header>nav#menu > a[type="button"]:nth-child(2)> i.icon+span {
+		display: none;
+	}
+}
+
+@container header (max-width: 250px) {
+	header>nav#menu > a[type="button"]:nth-child(3)> i.icon+span {
+		display: none;
+	}
+}
+
+@container header (max-width: 150px) {
+	header>nav#menu > a[type="button"]> i.icon+span {
+		display: none;
+	}
+}
diff --git a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/categories.html b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/categories.html
index 521e844..76af4f1 100755
--- a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/categories.html
+++ b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/categories.html
@@ -2,19 +2,15 @@
 <section class="unselectable" data-section="catalog" data-catalog-type="categories"
 	data-catalog-level="{{ level ?? 0 }}">
 	{% for category in categories %}
-	{% if category.images %}
-	<a id="{{ category.getId() }}" class="category" type="button" onclick="core.catalog.category(this)" onkeydown="event.keyCode === 13 && core.catalog.category(this)"
-		data-category-identifier="{{ category.identifier }}" tabindex="3">
-		<img src="{{ category.images.0.storage }}"
-			alt="{{ category.name[language] }}" ondrugstart="return false;">
+	<a id="{{ category.getId() }}" class="category" type="button"
+		onclick="core.catalog.parameters.set('category', {{ category.identifier }}); core.catalog.search()"
+		onkeydown="event.keyCode === 13 && (core.catalog.parameters.set('category', {{ category.identifier }}), core.catalog.search())"
+		tabindex="3">
+		{% if category.images %}
+		<img src="{{ category.images.0.storage }}" alt="{{ category.name[language] }}" ondrugstart="return false;">
+		{% endif %}
 		<p>{{ category.name[language] }}</p>
 	</a>
-	{% else %}
-	<a id="{{ category.getId() }}" class="category" type="button" onclick="core.catalog.category(this)" onkeydown="event.keyCode === 13 && core.catalog.category(this)"
-		data-category-identifier="{{ category.identifier }}" tabindex="3">
-		<p>{{ category.name[language] }}</p>
-	</a>
-	{% endif %}
 	{% endfor %}
 </section>
 {% endif %}
diff --git a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/filters.html b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/filters.html
index 0ee4cf6..c550e10 100755
--- a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/filters.html
+++ b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/filters.html
@@ -1,12 +1,15 @@
 {% if filters is not empty %}
 <section class="unselectble" data-section="filters">
 	<section class="unselectable" data-type="select" data-filter="brand" tabindex="4">
-		<input name="brand" type="radio" id="brand_title"{% if session.filters.brand is empty %} checked{% endif %}>
+		{% set cheked_brand = account.buffer.filters.brand ?? session.buffer.filters.brand %}
+		<input name="brand" type="radio" id="brand_title" onclick="core.catalog.parameters.set('brand', null); core.catalog.search()" {% if checked_brand
+			is empty %} checked{% endif %}>
 		<label for="brand_title" type="button">{{ language == 'ru' ? 'Бренд' : 'Brand' }}</label>
-		<input name="brand" type="radio" id="brand_all">
+		<input name="brand" type="radio" id="brand_all" onclick="core.catalog.parameters.set('brand', null); core.catalog.search()">
 		<label for="brand_all" type="button">{{ language == 'ru' ? 'Все бренды' : 'All brands' }}</label>
 		{% for brand in filters.brands %}
-		<input name="brand" type="radio" id="brand_{{ loop.index }}"{% if session.filters.brand == brand %} checked{% endif %}>
+		<input name="brand" type="radio" id="brand_{{ loop.index }}" onclick="core.catalog.parameters.set('brand', '{{ brand }}'); core.catalog.search()" {%
+			if brand==checked_brand %} checked{% endif %}>
 		<label for="brand_{{ loop.index }}" type="button">{{ brand }}</label>
 		{% endfor %}
 	</section>
diff --git a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/search.html b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/search.html
index 526314b..195266a 100755
--- a/mirzaev/arming_bot/system/views/themes/default/catalog/elements/search.html
+++ b/mirzaev/arming_bot/system/views/themes/default/catalog/elements/search.html
@@ -1,4 +1,6 @@
 <search data-section="search">
 	<label><i class="icon search"></i></label>
-	<input id="search" placeholder="Поиск по каталогу" type="search" onkeyup="event.keyCode !== 9 && core.catalog.search(event, this)"  tabindex="1"/>
+	{% set search = account.buffer.search ?? session.buffer.search %}
+	<input id="search" placeholder="Поиск по каталогу" type="search" tabindex="1"
+	onkeyup="event.keyCode === 9 || core.catalog.parameters.set('text', this.value); core.catalog.search(event, this)"{% if search is not empty %} value="{{ search }}"{% endif %} />
 </search>
diff --git a/mirzaev/arming_bot/system/views/themes/default/header.html b/mirzaev/arming_bot/system/views/themes/default/header.html
index 430650a..551dff2 100755
--- a/mirzaev/arming_bot/system/views/themes/default/header.html
+++ b/mirzaev/arming_bot/system/views/themes/default/header.html
@@ -1,10 +1,15 @@
+{% use "/themes/default/menu.html" with css as menu_css, body as menu_body, js as menu_js %}
+
 {% block css %}
+{{ block('menu_css') }}
 {% endblock %}
 
 {% block body %}
 <header>
+	{{ block('menu_body') }}
 </header>
 {% endblock %}
 
 {% block js %}
+{{ block('menu_js') }}
 {% endblock %}
diff --git a/mirzaev/arming_bot/system/views/themes/default/index.html b/mirzaev/arming_bot/system/views/themes/default/index.html
index a849d91..07bfa86 100755
--- a/mirzaev/arming_bot/system/views/themes/default/index.html
+++ b/mirzaev/arming_bot/system/views/themes/default/index.html
@@ -7,16 +7,16 @@
 
 {% block css %}
 {{ parent() }}
-{{ block('header_css') }}
 {{ block('connection_css') }}
 {{ block('account_css') }}
+{{ block('header_css') }}
 {{ block('footer_css') }}
 {% endblock %}
 
 {% block body %}
-{{ block('header') }}
 {{ block('connection_body') }}
 {{ block('account_body') }}
+{{ block('header') }}
 <main>
 	{% block main %}
 	{{ main|raw }}
@@ -27,8 +27,8 @@
 
 {% block js %}
 {{ parent() }}
-{{ block('header_js') }}
 {{ block('connection_js') }}
 {{ block('account_js') }}
+{{ block('header_js') }}
 {{ block('footer_js') }}
 {% endblock %}
diff --git a/mirzaev/arming_bot/system/views/themes/default/menu.html b/mirzaev/arming_bot/system/views/themes/default/menu.html
new file mode 100644
index 0000000..2cd0800
--- /dev/null
+++ b/mirzaev/arming_bot/system/views/themes/default/menu.html
@@ -0,0 +1,30 @@
+{% block css %}
+<link type="text/css" rel="stylesheet" href="/themes/default/css/menu.css">
+{% for button in menu %}
+{% if button.icon %}
+<link type="text/css" rel="stylesheet" href="/themes/default/css/icons/{{ button.icon|replace({' ': '-'}) }}.css">
+{% endif %}
+{% endfor %}
+{% endblock %}
+
+{% block body %}
+<nav id="menu">
+	{% for button in menu %}
+	<a href='{{ button.urn }}' onclick="return core.loader.load('{{ button.urn }}');" type="button" class="unselectable"
+		title="{{ button.name }}"
+		style="order: {{ button.position }};{% for target, color in button.color %} --unsafe-{{ target }}: {{ color|e }};{% endfor %}">
+		{% if button.icon %}
+		<i class="icon {{ button.icon }}"></i>
+		{% endif %}
+		<span>{{ button.name }}</span>
+		{% if button.image.storage %}
+		<img src="{{ button.image.storage }}" alt="{{ button.name }}" ondrugstart="return false;">
+		{% endif %}
+	</a>
+	{% endfor %}
+</nav>
+{% endblock %}
+
+{% block js %}
+<script type="text/javascript" src="/js/menu.js"></script>
+{% endblock %}
diff --git a/mirzaev/arming_bot/system/views/themes/default/search.html b/mirzaev/arming_bot/system/views/themes/default/search.html
deleted file mode 100755
index 77c8956..0000000
--- a/mirzaev/arming_bot/system/views/themes/default/search.html
+++ /dev/null
@@ -1,14 +0,0 @@
-{% extends "/themes/default/index.html" %}
-
-{% block css %}
-{{ parent() }}
-<link type="text/css" rel="stylesheet" href="/themes/{{ theme }}/css/catalog.css" />
-{% endblock %}
-
-{% block main %}
-{% endblock %}
-
-{% block js %}
-{{ parent() }}
-<script src="/js/catalog.js" defer></script>
-{% endblock %}