public IList<Program> GetOnairNow()
{
SqlBuilder sb = new SqlBuilder(StatementType.Select, typeof (Program));
IFormatProvider mmddFormat = new CultureInfo(String.Empty, false);
sb.AddConstraint(String.Format("startTime <= '{0}' and endTime >= '{1}'",
DateTime.Now.ToString(GetDateTimeString(), mmddFormat),
DateTime.Now.ToString(GetDateTimeString(), mmddFormat)));
SqlStatement stmt = sb.GetStatement(true);
return ObjectFactory.GetCollection<Program>(stmt.Execute());
}