diff --git a/beesdoo_purchase/__init__.py b/beesdoo_purchase/__init__.py
new file mode 100644
index 0000000..0f7cb6b
--- /dev/null
+++ b/beesdoo_purchase/__init__.py
@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+import models
\ No newline at end of file
diff --git a/beesdoo_purchase/__openerp__.py b/beesdoo_purchase/__openerp__.py
new file mode 100644
index 0000000..283d686
--- /dev/null
+++ b/beesdoo_purchase/__openerp__.py
@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+{
+    'name': "Bees Purchase",
+
+    'summary': """
+        Extension du module Purchase""",
+
+    'description': """
+        Long description of module's purpose
+    """,
+
+    'author': "Beescoop - Cellule IT",
+    'website': "https://github.com/beescoop/Obeesdoo",
+
+    # Categories can be used to filter modules in modules listing
+    # Check https://github.com/odoo/odoo/blob/master/openerp/addons/base/module/module_data.xml
+    # for the full list
+    'category': 'Purchase',
+    'version': '0.1',
+
+    # any module necessary for this one to work correctly
+    'depends': ['base','purchase','beesdoo_product'],
+
+    # always loaded
+    'data': [
+        'views/purchase_order.xml',
+        'security/ir.model.access.csv',
+    ],
+    # only loaded in demonstration mode
+    'demo': [],
+}
\ No newline at end of file
diff --git a/beesdoo_purchase/models/__init__.py b/beesdoo_purchase/models/__init__.py
new file mode 100644
index 0000000..667b7e3
--- /dev/null
+++ b/beesdoo_purchase/models/__init__.py
@@ -0,0 +1,3 @@
+# -*- coding: utf-8 -*-
+
+import purchase_order
\ No newline at end of file
diff --git a/beesdoo_purchase/models/purchase_order.py b/beesdoo_purchase/models/purchase_order.py
new file mode 100644
index 0000000..d9d41a5
--- /dev/null
+++ b/beesdoo_purchase/models/purchase_order.py
@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+from openerp import models, fields, api
+
+class PurchaseOrder(models.Model):
+
+    _inherit = 'purchase.order'
+    
+class PurchaseOrderLine(models.Model):
+    
+    _inherit = 'purchase.order.line'
+    
+    product_id = fields.Many2one('product.product', string='Product', 
+                                 domain=['&',('purchase_ok', '=', True),('template.main_seller_id','=','order_id.partner_id')], change_default=True, required=True)
+    
+    @api.onchange('order_id')
+    def _onchange_order_id(self):
+        print "changed", self.order_id, self.order_id.partner_id
\ No newline at end of file
diff --git a/beesdoo_purchase/security/ir.model.access.csv b/beesdoo_purchase/security/ir.model.access.csv
new file mode 100644
index 0000000..58262d4
--- /dev/null
+++ b/beesdoo_purchase/security/ir.model.access.csv
@@ -0,0 +1 @@
+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
\ No newline at end of file
diff --git a/beesdoo_purchase/views/purchase_order.xml b/beesdoo_purchase/views/purchase_order.xml
new file mode 100644
index 0000000..7db8df9
--- /dev/null
+++ b/beesdoo_purchase/views/purchase_order.xml
@@ -0,0 +1,14 @@
+<openerp>
+	<data>
+	<!-- 	<record model="ir.ui.view" id="beesdoo_purchase_order_form_view">
+			<field name="name">beesdoo.purchase.order.form.view</field>
+			<field name="model">purchase.order</field>
+			<field name="inherit_id" ref="purchase.purchase_order_form" />
+			<field name="arch" type="xml">
+				
+			</field>
+
+		</record>
+ -->
+	</data>
+</openerp>
\ No newline at end of file