public void tomembersdetailsform(Form thisform, int id)
{
MembersDetailsForm mdf = new MembersDetailsForm(id);
mdf.MdiParent = thisform;
mdf.Show();
}
private void Details_Click(object sender, EventArgs e)
{
memberid = hc.FindMemberId(firstname, surname);
MembersDetailsForm df = new MembersDetailsForm(memberid);
this.Hide();
df.Show();
}