private void unosToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmNovostiDetalji frm = new frmNovostiDetalji();

            frm.MdiParent = this;
            frm.Show();
        }
        private void novaNovostToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmNovostiDetalji frm = new frmNovostiDetalji();

            frm.Show();
        }