diff --git a/addons/point_of_sale/pos.py b/addons/point_of_sale/pos.py
index edf41f84934..f9d3c4618f6 100644
--- a/addons/point_of_sale/pos.py
+++ b/addons/point_of_sale/pos.py
@@ -1174,7 +1174,18 @@ class pos_order_line(osv.osv):
         'notice': lambda *a: 'No Discount',
         'company_id': lambda self,cr,uid,c: self.pool.get('res.users').browse(cr, uid, uid, c).company_id.id,
         }
-
+    
+    def _check_qty(self, cr, uid, ids):
+        lines = self.browse(cr, uid, ids)
+        for line in lines:
+            if line.qty <= 0:
+                return False
+        return True
+    
+    _constraints = [
+        (_check_qty, 'Order quantity cannot be negative or zero !', ['qty']),
+    ]
+    
     def create(self, cr, user, vals, context={}):
         if vals.get('product_id'):
             return super(pos_order_line, self).create(cr, user, vals, context)
diff --git a/addons/point_of_sale/pos_view.xml b/addons/point_of_sale/pos_view.xml
index 3fe5328c99e..c7aa37b8f42 100644
--- a/addons/point_of_sale/pos_view.xml
+++ b/addons/point_of_sale/pos_view.xml
@@ -174,7 +174,7 @@
 
         <menuitem name="Point of Sale" id="menu_point_of_sale" parent="menu_point_root" sequence="1" />
         <menuitem name="Sales Order" parent="menu_point_of_sale" id="menu_point_ofsale" action="action_pos_pos_form" sequence="1"/>
-        <menuitem name="Products" id="menu_point_of_sale_product" parent="menu_point_root" sequence="29" />
+        <menuitem name="Products" id="menu_point_of_sale_product" parent="menu_point_root" sequence="15" />
 
         <menuitem action="product.product_normal_action" id="menu_pos_products" parent="menu_point_of_sale_product" sequence="2" name="Products"/>
 
@@ -743,7 +743,7 @@
         </record>
 
         <menuitem name="Configuration" parent="menu_point_root"
-            id="menu_point_config_product" sequence="6"/>
+            id="menu_point_config_product" sequence="25"/>
 
         <record model="ir.actions.act_window" id="action_product_input">
             <field name="name">Products</field>
@@ -860,7 +860,7 @@
         </record>
 
         <!--  Miscelleanous Operations/Reporting -->
-        <menuitem name="Reporting" parent="menu_point_root" id="menu_point_rep" sequence="30"/>
+        <menuitem name="Reporting" parent="menu_point_root" id="menu_point_rep" sequence="20"/>
         <menuitem name="Registers" parent="menu_point_rep" id="menu_point_report_register" sequence="0" />
         <menuitem name="Sales" parent="menu_point_rep" id="menu_point_report_sale" sequence="1" />