private void b_unos_d_Click(object sender, EventArgs e)
 {
     UnosDogadjaja u = new UnosDogadjaja();
     u.Show();
 }
 private void događajToolStripMenuItem_Click(object sender, EventArgs e)
 {
     UnosDogadjaja ud = new UnosDogadjaja();
     ud.Show();
 }