diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index cb910ef7ae5..54d4022f4bc 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -3593,8 +3593,8 @@ function print_barre_liste($titre, $page, $file, $options='', $sortfield='', $so
 
 	// Right
 	print '<td class="nobordernopadding valignmiddle" align="right">';
-	if ($sortfield) $options .= "&amp;sortfield=".$sortfield;
-	if ($sortorder) $options .= "&amp;sortorder=".$sortorder;
+	if ($sortfield) $options .= "&sortfield=".$sortfield;
+	if ($sortorder) $options .= "&sortorder=".$sortorder;
 	// Show navigation bar
 	$pagelist = '';
 	if ($savlimit != 0 && ($page > 0 || $num > $limit))
diff --git a/htdocs/margin/checkMargins.php b/htdocs/margin/checkMargins.php
index 5f6f46c4b2b..df44c6e6399 100644
--- a/htdocs/margin/checkMargins.php
+++ b/htdocs/margin/checkMargins.php
@@ -34,6 +34,13 @@ $langs->load("bills");
 $langs->load("products");
 $langs->load("margins");
 
+$action     = GETPOST('action','alpha');
+$massaction = GETPOST('massaction','alpha');
+$toselect   = GETPOST('toselect', 'array');
+$contextpage= GETPOST('contextpage','aZ')?GETPOST('contextpage','aZ'):'margindetail';   // To manage different context of search
+$backtopage = GETPOST('backtopage');
+$optioncss  = GETPOST('optioncss','alpha');
+
 // Load variable for pagination
 $limit = GETPOST('limit','int')?GETPOST('limit','int'):$conf->liste_limit;
 $sortfield = GETPOST('sortfield','alpha');
@@ -143,13 +150,10 @@ llxHeader('', $title);
 $param='';
 if (! empty($contextpage) && $contextpage != $_SERVER["PHP_SELF"]) $param.='&contextpage='.$contextpage;
 if ($limit > 0 && $limit != $conf->liste_limit) $param.='&limit='.$limit;
-if (! empty($startdate)) {
-    $param .= '&startdatemonth=' . GETPOST('startdatemonth', 'int') . '&startdateday=' . GETPOST('startdateday', 'int') . '&startdateyear=' . GETPOST('startdateyear', 'int');
-}
-if (! empty($enddate)) {
-    $param .= '&enddatemonth=' . GETPOST('enddatemonth', 'int') . '&enddateday=' . GETPOST('enddateday', 'int') . '&enddateyear=' . GETPOST('enddateyear', 'int');
-}
-if ($optioncss != '') $param.='&optioncss='.$optioncss;
+if ($search_ref != '')   $param.='&search_ref='.urlencode($search_ref);
+if (! empty($startdate)) $param .= '&startdatemonth=' . GETPOST('startdatemonth', 'int') . '&startdateday=' . GETPOST('startdateday', 'int') . '&startdateyear=' . GETPOST('startdateyear', 'int');
+if (! empty($enddate))   $param .= '&enddatemonth=' . GETPOST('enddatemonth', 'int') . '&enddateday=' . GETPOST('enddateday', 'int') . '&enddateyear=' . GETPOST('enddateyear', 'int');
+if ($optioncss != '')    $param.='&optioncss='.$optioncss;
 
 // Show tabs
 $head = marges_prepare_head($user);
diff --git a/htdocs/modulebuilder/template/myobject_list.php b/htdocs/modulebuilder/template/myobject_list.php
index e034fae2cf6..918b527a57c 100644
--- a/htdocs/modulebuilder/template/myobject_list.php
+++ b/htdocs/modulebuilder/template/myobject_list.php
@@ -67,10 +67,10 @@ $confirm    = GETPOST('confirm','alpha');
 $cancel     = GETPOST('cancel', 'alpha');
 $toselect   = GETPOST('toselect', 'array');
 $contextpage= GETPOST('contextpage','aZ')?GETPOST('contextpage','aZ'):'myobjectlist';   // To manage different context of search
+$backtopage = GETPOST('backtopage','alpha');
+$optioncss  = GETPOST('optioncss','aZ');
 
 $id			= GETPOST('id','int');
-$backtopage = GETPOST('backtopage');
-$optioncss  = GETPOST('optioncss','alpha');
 
 // Load variable for pagination
 $limit = GETPOST('limit','int')?GETPOST('limit','int'):$conf->liste_limit;