private void автобусыМаршрутыToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAdmin frm = new frmAdmin();
dsTableAdapters.B_TTableAdapter ta = new dsTableAdapters.B_TTableAdapter();
ta.Fill(ds._B_T);
frm.dgvAdmin.DataSource = ds._B_T;
frm.dgvAdmin.Update();
frm.ShowDialog();
ta.Update(ds._B_T);
}
