diff --git a/addons/sale_crm/sale_crm.py b/addons/sale_crm/sale_crm.py
index 03521356f64..f1828d27b03 100644
--- a/addons/sale_crm/sale_crm.py
+++ b/addons/sale_crm/sale_crm.py
@@ -26,7 +26,38 @@ class sale_order(osv.osv):
     _columns = {
         'section_id': fields.many2one('crm.case.section', 'Sales Team'),
     }
-
+    def action_cancel(self, cr, uid, ids, context=None):
+        res = super(sale_order, self).action_cancel(cr, uid, ids, context=context)
+        case_pool = self.pool.get('crm.lead')
+        data_pool = self.pool.get('ir.model.data')
+        data = data_pool._get_id(cr, uid, 'crm', 'stage_lead6')
+        res_data = data_pool.read(cr, uid, data, ['res_id'])
+        lost_stage_id = False
+        if res_data and res_data.get('res_id'):
+            lost_stage_id = res_data.get('res_id', False)
+        if not lost_stage_id:
+            return res
+        # After sale cancel, lead also lost
+        for sale_id in ids:
+            lead_ids = case_pool.search(cr, uid, [('ref','=','sale.order,%s'%(sale_id))])
+            case_pool.write(cr, uid, lead_ids, {'stage_id': lost_stage_id})
+        return res
+    def action_ship_create(self, cr, uid, ids, *args):
+        res = super(sale_order, self).action_ship_create(cr, uid, ids, *args)
+        case_pool = self.pool.get('crm.lead')
+        data_pool = self.pool.get('ir.model.data')
+        data = data_pool._get_id(cr, uid, 'crm', 'stage_lead5')
+        res_data = data_pool.read(cr, uid, data, ['res_id'])
+        win_stage_id = False
+        if res_data and res_data.get('res_id'):
+            win_stage_id = res_data.get('res_id', False)
+        if not win_stage_id:
+            return res
+        # After sale confimed, lead also win
+        for sale_id in ids:
+            lead_ids = case_pool.search(cr, uid, [('ref','=','sale.order,%s'%(sale_id))])
+            case_pool.write(cr, uid, lead_ids, {'stage_id': win_stage_id})
+        return res
     def _get_section(self, cr, uid, context=None):
        return context.get('context_section_id', False)
 
@@ -36,4 +67,4 @@ class sale_order(osv.osv):
 
 sale_order()
 
-# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
\ No newline at end of file
+# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: