diff --git a/action/dissocier_document.php b/action/dissocier_document.php
index b3263396fe5b7570d077345ea7d449333551b1bd..d712cb1216e3e1a0d28b27bec2434f324135c3ee 100644
--- a/action/dissocier_document.php
+++ b/action/dissocier_document.php
@@ -48,7 +48,7 @@ function action_dissocier_document_dist($arg=null){
 		list($id_objet, $objet, $document) = $arg;
 	}
 
-	$suppr=false;
+	$suppr = $check = false;
 	if (count($arg)>3 AND $arg[3]=='suppr')
 		$suppr = true;
 	if (count($arg)>4 AND $arg[4]=='safe')
diff --git a/medias_fonctions.php b/medias_fonctions.php
index 40af797b0f34f4885d567e9ed11e0ee93be50c14..3518e5e3ede0c510c8c66396a892dea67360e511 100644
--- a/medias_fonctions.php
+++ b/medias_fonctions.php
@@ -23,6 +23,7 @@ if (!defined('_ECRIRE_INC_VERSION')) return;
 // nettoyer les zip abandonnes par l'utilisateur
 if (isset($GLOBALS['visiteur_session']['zip_to_clean'])
   AND test_espace_prive()
+  AND isset($_SERVER['REQUEST_METHOD'])
   AND $_SERVER['REQUEST_METHOD']!=='POST'){
 	$zip_to_clean = unserialize($GLOBALS['visiteur_session']['zip_to_clean']);
 	if ($zip_to_clean){
@@ -36,7 +37,8 @@ if (isset($GLOBALS['visiteur_session']['zip_to_clean'])
 
 // capturer un formulaire POST plus grand que post_max_size
 // on genere un minipres car on ne peut rien faire de mieux
-if ($_SERVER['REQUEST_METHOD']=='POST'
+if (isset($_SERVER['REQUEST_METHOD'])
+	AND $_SERVER['REQUEST_METHOD']=='POST'
 	AND empty($_POST)
 	AND strlen($_SERVER['CONTENT_TYPE'])>0
 	AND strncmp($_SERVER['CONTENT_TYPE'],'multipart/form-data', 19)==0