public function resetPage() {
		
		$this->page = 1;

		// the cookie about persistent state
		$cookieName = Application::getCookiePrefix() . ucfirst($this->module) . ucfirst($this->action);
		
		// unset the persistent state
		if (isset($_COOKIE[$cookieName])) {
			unset($_COOKIE[$cookieName]);
			setcookie($cookieName, '', -1, '/');
		}
		
	}