private void barbt_saoluu_ItemClick(object sender, ItemClickEventArgs e)
{
frmBackup frm = new frmBackup();
frm.Show();
}
private void navBarItem_Saoluu_LinkClicked(object sender, DevExpress.XtraNavBar.NavBarLinkEventArgs e)
{
frmBackup frm = new frmBackup();
frm.Show();
}