[FIX] hr_holidays: if there is employee has no user (computing hours on holiday status)

bzr revid: mra@tinyerp.com-20100416130503-eldr1mqv6mt9kpdf

addons/hr_holidays/hr_holidays.py

@@ -50,8 +50,11 @@ class hr_holidays_status(osv.osv):
         return res
 
     def _user_left_days(self, cr, uid, ids, name, args, context={}):
-        res = {}
         return_false = False
+        employee_id = False
+        res = {}
+        for id in ids:
+            res[id] = {}.fromkeys(name, 0)
         if context and context.has_key('employee_id'):
             if not context['employee_id']:
                 return_false = True