diff --git a/app/CustomFuncPao.php b/app/CustomFuncPao.php
index 7a939dcf..1782d809 100644
--- a/app/CustomFuncPao.php
+++ b/app/CustomFuncPao.php
@@ -357,9 +357,7 @@ function libriInPrevendita()
                 '[In Stock = <span style="color:' . $colore . '; font-weight: bold;">' . $qtyinstock . '</span>]' . $sep;
 
             if ($qtyinstock < 0) {
-                $myview .= '<form action="' . $article->permalink . '/apimacro/public/aggiornapreorder/' . $article->IdArticolo . '/1" method="post" target="_blank">';
-                $myview .= '<button type="submit">Imposta in PRE-ORDINE!</button>';
-                $myview .= '</form>' . $sep;
+                $myview .= '<a href="' . $article->permalink . '/apimacro/public/aggiornapreorder/' . $article->IdArticolo . '/1" target="_blank">Imposta in PRE-ORDINE!</a>' . $sep;
             }
 
             echo $myview;