diff --git a/htdocs/comm/card.php b/htdocs/comm/card.php
index 9b7c3150c71..3ea63caf256 100644
--- a/htdocs/comm/card.php
+++ b/htdocs/comm/card.php
@@ -31,6 +31,7 @@
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/client.class.php';
 require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formcompany.class.php';
 if (! empty($conf->facture->enabled)) require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
@@ -220,7 +221,6 @@ if ($id > 0)
 	print '<table class="border" width="100%">';
 
 	print '<tr><td width="30%">'.$langs->trans("ThirdPartyName").'</td><td width="70%" colspan="3">';
-	$object->next_prev_filter="te.client in (1,2,3)";
 	print $form->showrefnav($object,'socid','',($user->societe_id?0:1),'rowid','nom','','');
 	print '</td></tr>';
 
diff --git a/htdocs/fourn/card.php b/htdocs/fourn/card.php
index 1825349e83b..b9957c12134 100644
--- a/htdocs/fourn/card.php
+++ b/htdocs/fourn/card.php
@@ -134,7 +134,6 @@ if ($object->id > 0)
 
 	print '<table width="100%" class="border">';
 	print '<tr><td width="30%">'.$langs->trans("ThirdPartyName").'</td><td width="70%" colspan="3">';
-	$object->next_prev_filter="te.fournisseur = 1";
 	print $form->showrefnav($object,'socid','',($user->societe_id?0:1),'rowid','nom','','');
 	print '</td></tr>';
 
diff --git a/htdocs/fourn/class/fournisseur.class.php b/htdocs/fourn/class/fournisseur.class.php
index 35620bf91fb..5fc0b3e43dd 100644
--- a/htdocs/fourn/class/fournisseur.class.php
+++ b/htdocs/fourn/class/fournisseur.class.php
@@ -35,6 +35,9 @@ class Fournisseur extends Societe
 {
 	var $db;
 
+	var $next_prev_filter="te.fournisseur = 1";		// Used to add a filter in Form::showrefnav method
+	
+	
 	/**
 	 *	Constructor
 	 *
diff --git a/htdocs/societe/class/client.class.php b/htdocs/societe/class/client.class.php
index 27209c05abd..d5ac33227c5 100644
--- a/htdocs/societe/class/client.class.php
+++ b/htdocs/societe/class/client.class.php
@@ -29,9 +29,12 @@ include_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
  */
 class Client extends Societe
 {
-    var $nb;
-
-    /**
+    var $db;
+	
+    var $next_prev_filter="te.client in (1,2,3)";	// Used to add a filter in Form::showrefnav method
+	
+	
+	/**
      *  Constructor
      *
      *  @param	DoliDB	$db		Database handler