diff --git a/addons/account_payment/payment.py b/addons/account_payment/payment.py
index 82c290b9f18..ce5c2f9ae79 100644
--- a/addons/account_payment/payment.py
+++ b/addons/account_payment/payment.py
@@ -93,16 +93,6 @@ class payment_order(osv.osv):
 				res[order.id] = 0.0
 		return res
 
-	def nb_line(self, cr, uid, ids, name, args, context={}):
-		if not ids: return {}
-		res= {}.fromkeys(ids,0)
-		cr.execute("""SELECT "order_id", count(*)
-			FROM payment_line
-			WHERE "order_id" in (%s)
-			GROUP BY "order_id" """ % ','.join(map(str,ids)))
-		res.update(dict(cr.fetchall()))
-		return res
-
 	_columns = {
 		'date_planned': fields.date('Scheduled date if fixed'),
 		'reference': fields.char('Reference',size=128),
@@ -116,8 +106,6 @@ class payment_order(osv.osv):
 		'total': fields.function(_total, string="Total", method=True,
 			type='float'),
 		'user_id': fields.many2one('res.users','User',required=True),
-		'nb_line': fields.function(nb_line,string='Number of payment',
-			method=True, type='integer'),
 		'date_prefered': fields.selection([
 			('now', 'Directly'),
 			('due', 'Due date'),
diff --git a/addons/account_payment/payment_view.xml b/addons/account_payment/payment_view.xml
index d649bcde6b7..fbf3255e6a2 100644
--- a/addons/account_payment/payment_view.xml
+++ b/addons/account_payment/payment_view.xml
@@ -67,8 +67,6 @@
 					<button name="%(wizard_populate_payment)d" 
 							string="Add payment lines" type="action" colspan="2"/>
 					<field name="line_ids" colspan="4"  nolabel="1"/>
-					<field name="total"/>
-					<field name="nb_line"/>
 					<field name="date_created" select="2"/>
 					<field name="date_done" select="2"/>
 					<field name="state" select="1" readonly="1"/>
@@ -93,7 +91,7 @@
 			<tree string="Payment order">
 				<field name="reference" />
 				<field name="mode"/>
-				<field name="nb_line" />
+				<field name="line_ids"/>
 				<field name="date_planned"/>
 				<field name="date_created" select="2"/>
 				<field name="date_done" select="2"/>
@@ -175,13 +173,13 @@
 					on_change="onchange_move_line(move_line_id,parent.mode)"
 					domain="[('reconcile_id', '=', False), ('credit', '>', 0), ('amount_to_pay', '>', 0)]"/>
 				<field name="bank_id" domain="[('partner_id', '=', partner_id)]"/>
-				<field name="amount_currency" sum="Amount Total"/>
+				<field name="amount_currency"/>
 				<field name="to_pay_currency"/>
 				<field name="currency"/>
 				<field name="partner_id"/>
 				<field name="reference"/>
 				<field name="due_date"/>
-				<field name="amount"/>
+				<field name="amount" sum="Amount Total"/>
 				<field name="to_pay"/>
 				<field name="partner_payable"/>
 				<field name="date_created"/>