public static void Initialize()
{
for ( int i = m_AllStones.Count - 1; i >= 0; i-- )
{
HouseRaffleStone stone = m_AllStones[i];
if ( stone.IsExpired )
stone.Delete();
}
Timer.DelayCall( TimeSpan.FromMinutes( 1.0 ), TimeSpan.FromMinutes( 1.0 ), new TimerCallback( CheckEnd_OnTick ) );
}