private void itemHotels_Click(object sender, EventArgs e)
{
FormHotel formhotel = new FormHotel();
formhotel.MdiParent = this;
formhotel.Show();
}
private void itemSettingHotelList_Click(object sender, EventArgs e)
{
FormHotel form = new FormHotel();
form.MdiParent = this;
form.Show();
}