private void Reception_Copy_Click(object sender, RoutedEventArgs e)
{
Patient_Registration obj = new Patient_Registration();
this.Hide();
obj.Show();
}
private void lnkPatientReg_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
panel3.Controls.Clear();
Patient_Registration patientRegistration = new Patient_Registration();
this.IsMdiContainer = true;
patientRegistration.MdiParent = this;
panel3.Controls.Add(patientRegistration);
patientRegistration.Show();
}