diff --git a/private/lib/gui/GUIHandler.php b/private/lib/gui/GUIHandler.php
index 6028682..6bd4941 100644
--- a/private/lib/gui/GUIHandler.php
+++ b/private/lib/gui/GUIHandler.php
@@ -59,6 +59,9 @@ class GUIHandler {
     	echo '<link href="http://fonts.googleapis.com/css?family=Lato&subset=latin,latin-ext" rel="stylesheet" type="text/css">'."\n";
     	echo '<META http-equiv="Cache-Control" content="no-cache,no-store" />'."\n";
     	echo '<META http-equiv="Pragma" content="no-cache" />'."\n";
+    	if (array_key_exists("additionalMetadata", $data) && is_array($data["additionalMetadata"]) && sizeof($data["additionalMetadata"])>0){
+    		echo implode("\n", $data["additionalMetadata"]);
+    	}
     	
     	if ($admin){
     		
diff --git a/private/lib/gui/GUIHandlerMobile.php b/private/lib/gui/GUIHandlerMobile.php
index 715f907..94e9175 100644
--- a/private/lib/gui/GUIHandlerMobile.php
+++ b/private/lib/gui/GUIHandlerMobile.php
@@ -59,6 +59,9 @@ class GUIHandlerMobile {
     	echo '<link href="http://fonts.googleapis.com/css?family=Lato&subset=latin,latin-ext" rel="stylesheet" type="text/css">'."\n";
     	echo '<META http-equiv="Cache-Control" content="no-cache,no-store" />'."\n";
     	echo '<META http-equiv="Pragma" content="no-cache" />'."\n";
+    	if (array_key_exists("additionalMetadata", $data) && is_array($data["additionalMetadata"]) && sizeof($data["additionalMetadata"])>0){
+    		echo implode("\n", $data["additionalMetadata"]);
+    	}
     	
     	if ($admin){
     		
diff --git a/public/articolo.php b/public/articolo.php
index 9fe9aa0..ab5df14 100644
--- a/public/articolo.php
+++ b/public/articolo.php
@@ -112,7 +112,7 @@ try {
 	
 	GUIHandler::redirect("index.php");
 }
-GUIHandler::generateHtmlHeaders(array("additionalHeaders"=>$additionalHeaders,"author"=>false,"description"=>htmlentities(strip_tags($articolo->sottotitolo),ENT_QUOTES),"title"=>htmlentities(strip_tags($articolo->titolo),ENT_QUOTES)));
+GUIHandler::generateHtmlHeaders(array("additionalMetadata"=>$additionalHeaders,"author"=>false,"description"=>htmlentities(strip_tags($articolo->sottotitolo),ENT_QUOTES),"title"=>htmlentities(strip_tags($articolo->titolo),ENT_QUOTES)));
 ?>
 <!--<div class="imageOverlay" onclick="javascript:hidePreview()">
 	<div class="imagePreviewBefore"><img src="images/leftImage.png" /></div> 
diff --git a/public/mobile/articolo.php b/public/mobile/articolo.php
index f4725b4..41c3cf0 100644
--- a/public/mobile/articolo.php
+++ b/public/mobile/articolo.php
@@ -110,7 +110,7 @@ try {
 	
 	GUIHandlerMobile::redirect("index.php");
 }
-GUIHandlerMobile::generateHtmlHeaders(array("additionalHeaders"=>$additionalHeaders,"author"=>false,"description"=>htmlentities(strip_tags($articolo->sottotitolo),ENT_QUOTES),"title"=>htmlentities(strip_tags($articolo->titolo),ENT_QUOTES)));
+GUIHandlerMobile::generateHtmlHeaders(array("additionalMetadata"=>$additionalHeaders,"author"=>false,"description"=>htmlentities(strip_tags($articolo->sottotitolo),ENT_QUOTES),"title"=>htmlentities(strip_tags($articolo->titolo),ENT_QUOTES)));
 ?>
 <!--<div class="imageOverlay" onclick="javascript:hidePreview()">
 	<div class="imagePreviewBefore"><img src="images/leftImage.png" /></div>