diff --git a/htdocs/compta/facture.php b/htdocs/compta/facture.php
index efa97cb02c9..29c0b1f4695 100644
--- a/htdocs/compta/facture.php
+++ b/htdocs/compta/facture.php
@@ -43,6 +43,15 @@ if ($user->societe_id > 0)
   $action = '';
   $socidp = $user->societe_id;
 }
+/*
+ *
+ */	
+if ($HTTP_POST_VARS["action"] == 'classin') 
+{
+  $facture = new Facture($db);
+  $facture->fetch($facid);
+  $facture->classin($HTTP_POST_VARS["projetid"]);
+}
 /*
  *
  */	
@@ -623,6 +632,10 @@ else
 	      $projet->fetch($fac->projetid);
 	      print '<a href="'.DOL_URL_ROOT.'/projet/fiche.php?id='.$fac->projetid.'">'.$projet->title.'</a>';
 	    }
+	  else
+	    {
+	      print '<a href="facture.php?facid='.$facid.'&amp;action=classer">Classer la facture</a>';
+	    }
 	  print "&nbsp;</td><td>Paiements</td></tr>";
 
 	  print "<tr><td>Auteur</td><td colspan=\"3\">$author->fullname</td>";
@@ -1003,6 +1016,23 @@ else
 	 *
 	 *
 	 */
+	if ($action == 'classer')
+	  {	    
+	    print "<p><form method=\"post\" action=\"$PHP_SELF?facid=$facid\">\n";
+	    print '<input type="hidden" name="action" value="classin">';
+	    print '<table cellspacing="0" class="border" cellpadding="3">';
+	    print '<tr><td>Projet</td><td>';
+	    
+	    $proj = new Project($db);
+	    $html->select_array("projetid",$proj->liste_array($socidp));
+	    
+	    print "</td></tr>";
+	    print '<tr><td colspan="2" align="center"><input type="submit" value="Envoyer"></td></tr></table></form></p>';
+	  }
+	/*
+	 *
+	 *
+	 */
 	if ($action == 'presend')
 	  {
 	    $replytoname = $user->fullname;