IDataParameter[] paramenters = {
new SqlParameter("@STCD",SqlDbType.VarChar),
new SqlParameter("@RZ",SqlDbType.Decimal),
new SqlParameter("@wVal",SqlDbType.Decimal),
new SqlParameter("@return",SqlDbType.VarChar)
};
paramenters[0].Value = stcd;
paramenters[1].Value = dr["RZ"];
paramenters[2].Direction = ParameterDirection.Output;
paramenters[3].Direction = ParameterDirection.ReturnValue;