diff --git a/include/impress_gl_comptes.inc.php b/include/impress_gl_comptes.inc.php
index 6a5bdfa5e..3da5d89b3 100644
--- a/include/impress_gl_comptes.inc.php
+++ b/include/impress_gl_comptes.inc.php
@@ -40,8 +40,8 @@ global $g_user,$http;
 //-----------------------------------------------------
 echo '<div class="content">';
 
-echo '<FORM action="?" METHOD="GET">';
-echo HtmlInput::hidden('ac',$_REQUEST['ac']);
+echo '<FORM action="?" METHOD="GET" onsubmit="waiting_box();return true;">';
+echo HtmlInput::hidden('ac',$http->request('ac'));
 echo HtmlInput::hidden('type','gl_comptes');
 echo dossier::hidden();
 echo '<TABLE><TR>';