private void CheckEmail() { DB.Cloud cloud = new DB.Cloud(); int MailCnt = cloud.m_CheckUserEmail(strEmail); if (cloud.dsReturn.Tables[0].Rows.Count == 0) { Response.Write(callback + "({\"error\":1, \"desc\":\"사용가능한 Email 입니다\"})"); } else { Response.Write(callback + "({\"error\":2, \"desc\":\"cloud 이미 사용중인 Email입니다\"})"); } }