private void btn_DoneView_Click(object sender, EventArgs e)
        {
            lbl_RoomListError.Visible = false;

            if (listBox_CurrentRooms.Items.Count == 0)
            {
                lbl_RoomListError.Visible = true;
                lbl_RoomListError.Text    = "Please put rooms!";
                return;
            }


            foreach (String item in listBox_DeletedRooms.Items)
            {
                string name = item.Substring(0, item.IndexOf("("));
                foreach (Room room in rooms)
                {
                    if (room.Name == name)
                    {
                        room.RemoveFromDatabase();
                        rooms.Remove(room);
                        break;
                    }
                }
            }
            listBox_DeletedRooms.Items.Clear();

            foreach (Room room in addedRooms)
            {
                room.HomeID = home.ID;
                room.AddToDatabase();
            }



            home.Rooms.AddRange(addedRooms);

            mainScreen.HideThisShowMainScreen(this);
        }