add feature word_typed_listener_allowed_only_for_empty_customerf

frontend/views/layouts/main.php

@@ -26,6 +26,7 @@ AppAsset::register($this);
     <title><?= Html::encode($this->title) ?></title>
     <script>
 		var reception_card_url = '<?php  echo Url::toRoute('customer/reception');?>';
+        var isWordTypedListenerAllowedOnlyForEmptyCustomer = <?=   \common\components\Helper::isWordTypedListenerAllowedOnlyForEmptyCustomer() ? 'true' : 'false' ?>
     </script>
     <?php $this->head() ?>
 </head>
@@ -34,17 +35,17 @@ AppAsset::register($this);
 
 <div class="wrap">
     <?php
-    
+
     // with growl
     echo AlertBlock::widget([
     		'useSessionFlash' => true,
     		'type' => AlertBlock::TYPE_GROWL,
     		'delay' => '1'
     		]);
-    
+
     $menuStruct = new FrontendMenuStructure();
     $items = $menuStruct->run();
-    
+
     NavBar::begin([
         'brandLabel' => 'Web Recepció',
         'brandUrl' => Yii::$app->homeUrl,