/// <summary>
/// while inside the private-zone, displying the basic details on the Add-window
/// </summary>
void NewRequestOfSameGuest()
{
GuestRequest SameGuest = bl.GetAllGuestRequests(Item => Item.MailAddress == ((MainWindow)System.Windows.
Application.Current.MainWindow).guestMail).FirstOrDefault();
if (SameGuest != null)
{
guestRequest.PrivateName = SameGuest.PrivateName;
guestRequest.FamilyName = SameGuest.FamilyName;
guestRequest.MailAddress = SameGuest.MailAddress;
}
}
