diff --git a/html/ajax_card.php b/html/ajax_card.php
index 9d79c9380..88e830b8f 100644
--- a/html/ajax_card.php
+++ b/html/ajax_card.php
@@ -147,7 +147,7 @@ case 'dc':
 
 	    if ($can_modify==1)
 	      {
-		$html.='<form method="get" onsubmit="update_card(this);return false;">';
+		$html.='<form id="form_'.$ctl.'"method="get" onsubmit="update_card(this);return false;">';
 		$html.=dossier::hidden();
 		$html.=HtmlInput::hidden('f_id',$f->id);
 		$html.=HtmlInput::hidden('ctl',$ctl);
diff --git a/html/js/anc_script.js b/html/js/anc_script.js
index 6e7f62908..3e0ac62ec 100644
--- a/html/js/anc_script.js
+++ b/html/js/anc_script.js
@@ -214,7 +214,8 @@ function search_ca (p_dossier,p_target,p_source)
 function search_anc_form(obj)
 {
     var qs="op=resultancsearch&ctl=searchanc&";
-    qs+=obj.serialize(false);
+    var name=obj.id;
+    qs+=$(name).serialize(false);
     waiting_box();
     var action=new Ajax.Request ( 'ajax_misc.php',
     {
@@ -354,4 +355,4 @@ function filter_anc(obj,queryString)
     var pa_id=obj.plan_ctl;
     queryString=queryString+"&pa_id="+pa_id;
     return queryString;
-}
\ No newline at end of file
+}
diff --git a/html/js/card.js b/html/js/card.js
index 66c0387f1..fe98a155d 100644
--- a/html/js/card.js
+++ b/html/js/card.js
@@ -634,7 +634,8 @@ function removeCardAttribut(ad_id,gDossier,table_id,row)
 function update_card(obj)
 {
 try {
-    var qs=obj.serialize()+'&op=upc';
+    var name=obj.id;
+    var qs=Form.serialize(name)+'&op=upc';
     var action=new Ajax.Request ( 'ajax_card.php',
 				  {
 				      method:'get',
diff --git a/include/ajax_anc_search.php b/include/ajax_anc_search.php
index 7913630cb..41d07cfe2 100644
--- a/include/ajax_anc_search.php
+++ b/include/ajax_anc_search.php
@@ -41,7 +41,7 @@ require_once('function_javascript.php');
 echo HtmlInput::title_box("Recherche activité", $ctl);
 
 //------------- FORM ----------------------------------
-echo '<FORM METHOD="GET" onsubmit="search_anc_form(this);return false">';
+echo '<FORM id="anc_search_form" METHOD="GET" onsubmit="search_anc_form(this);return false">';
 echo '<span>'._('Recherche').':';
 
 $texte=new IText('plabel');