[System.Runtime.InteropServices.DllImport("kernel32.dll")]
static extern uint GetTickCount();
/// <summary>
/// 程序等待延遲執(zhí)行
/// </summary>
/// <param name="ms"></param>
static void MySleep(uint ms)
{
  uint start = GetTickCount();
  while (GetTickCount() - start < ms)
  {
    Application.DoEvents();
  }
}