private void button4_Click(object sender, EventArgs e)
{
this.Hide();
adminspace f1 = new adminspace();
f1.Show();
}
private void btnsignadmin_Click(object sender, EventArgs e)
{
this.Hide();
adminspace f1 = new adminspace();
f1.Show();
Administrateur ad = new Administrateur();
ad.prenom = txtfirstnameadmin.Text;
ad.nom = txtlastnameadmin.Text;
ad.login_A = int.Parse(txtloginadmin.Text);
ad.password_A = txtpassadmin.Text;
ad.photo_A = "";
adminspace.DbDataContetxt.Administrateur.InsertOnSubmit(ad);
adminspace.DbDataContetxt.SubmitChanges();
MessageBox.Show("Admin has been added");
}