private void button10_Click(object sender, EventArgs e)
{
// otvoriti formu
Supply.NabavkaAdd noviF = new Supply.NabavkaAdd();
openChildForm(noviF);
sakriSubmenu();
}
private void novaNabavkaToolStripMenuItem_Click(object sender, EventArgs e)
{
Supply.NabavkaAdd noviF = new Supply.NabavkaAdd();
noviF.MdiParent = this;
noviF.Show();
}