private void veikalaPrecesToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Produkti pro = new Produkti();

            this.Hide();
            pro.Show();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            Produkti pro = new Produkti();

            // pro.MdiParent = this;
            this.Hide();
            pro.Show();
        }
        private void produktiToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Produkti pro = new Produkti();

            // pro.MdiParent = this;
            this.Hide();
            pro.Show();
        }