private void btnCustomers_Click(object sender, EventArgs e)
{
FrmUserCustomers fuc = new FrmUserCustomers(u.User_id);
fuc.MdiParent = this.MdiParent;
fuc.Show();
}
private void tsmiClientList_Click(object sender, EventArgs e)
{
FrmUserCustomers fuc = new FrmUserCustomers((dataGridView1.SelectedRows[0].DataBoundItem as humanresourcesDataSet.usersRow).User_id);
fuc.MdiParent = this.MdiParent;
fuc.Show();
}