diff --git a/htdocs/fourn/list.php b/htdocs/fourn/list.php
index 31201acd987..14bd6298ea8 100644
--- a/htdocs/fourn/list.php
+++ b/htdocs/fourn/list.php
@@ -188,6 +188,7 @@ if ($resql)
 	print_barre_liste($langs->trans("ListOfSuppliers"), $page, $_SERVER["PHP_SELF"], $param, $sortfield, $sortorder, '', $num, $nbtotalofrecords, 'title_companies');
 
 	print '<form method="GET" id="searchFormList" action="'.$_SERVER["PHP_SELF"].'">'."\n";
+    if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
 
 	// Filter on categories
 	$moreforfilter='';
diff --git a/htdocs/fourn/product/list.php b/htdocs/fourn/product/list.php
index a97d3106c3b..fb3ae6cea63 100644
--- a/htdocs/fourn/product/list.php
+++ b/htdocs/fourn/product/list.php
@@ -165,6 +165,7 @@ if ($resql)
 	}
 
 	print '<form action="'.$_SERVER["PHP_SELF"].'" method="post">';
+    if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
 	print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
 	if ($fourn_id > 0) print '<input type="hidden" name="fourn_id" value="'.$fourn_id.'">';
 	print '<input type="hidden" name="sortfield" value="'.$sortfield.'">';
diff --git a/htdocs/product/list.php b/htdocs/product/list.php
index 664548e4855..68e6143c48c 100644
--- a/htdocs/product/list.php
+++ b/htdocs/product/list.php
@@ -274,6 +274,7 @@ else
     	else
     	{
     		print '<form action="'.$_SERVER["PHP_SELF"].'" method="post" name="formulaire">';
+            if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
     		print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
     		print '<input type="hidden" name="action" value="list">';
     		print '<input type="hidden" name="sortfield" value="'.$sortfield.'">';
diff --git a/htdocs/projet/list.php b/htdocs/projet/list.php
index d77a190dae2..f46c6562ae7 100644
--- a/htdocs/projet/list.php
+++ b/htdocs/projet/list.php
@@ -232,6 +232,7 @@ if ($resql)
 	print_barre_liste($text, $page, $_SERVER["PHP_SELF"], $param, $sortfield, $sortorder, "", $num,'','title_project');
 
 	print '<form method="GET" id="searchFormList" action="'.$_SERVER["PHP_SELF"].'">';
+    if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
 
 	// Show description of content
 	if ($mine) print $langs->trans("MyProjectsDesc").'<br><br>';
diff --git a/htdocs/societe/list.php b/htdocs/societe/list.php
index 5980a0a5c1d..06a29082f50 100644
--- a/htdocs/societe/list.php
+++ b/htdocs/societe/list.php
@@ -306,6 +306,7 @@ if ($resql)
 	}
 
 	print '<form method="post" action="'.$_SERVER["PHP_SELF"].'" name="formfilter">';
+    if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
 	print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
 
     // Filter on categories
diff --git a/htdocs/user/index.php b/htdocs/user/index.php
index 7ade9f8ba4d..921697ade51 100644
--- a/htdocs/user/index.php
+++ b/htdocs/user/index.php
@@ -122,6 +122,7 @@ if ($result)
     $i = 0;
 
     print '<form method="POST" id="searchFormList" action="'.$_SERVER["PHP_SELF"].'">'."\n";
+    if ($optioncss != '') print '<input type="hidden" name="optioncss" value="'.$optioncss.'">';
 
     $param="search_user=".$search_user."&sall=".$sall;
     $param.="&search_statut=".$search_statut;