public JsonResult AddPostTest(List <PostTest> postTests, string staffId, string staffName)
        {
            if (postTests.Any(pt => string.IsNullOrEmpty(pt.sDateCompleted)))
            {
                return(Json(0));
            }

            int iRet = DbPostTestsUtils.SaveNewPostTestsCompleted(postTests, int.Parse(staffId), staffName);

            return(Json(iRet));
        }