private void barButtonItem38_ItemClick(object sender, ItemClickEventArgs e)
{
Requset_Course s = new Requset_Course();
s.ShowDialog();
}
private void navBarItem20_LinkClicked(object sender, DevExpress.XtraNavBar.NavBarLinkEventArgs e)
{
Requset_Course s = new Requset_Course();
s.ShowDialog();
}
private void metroTile7_Click(object sender, EventArgs e)
{
Requset_Course rc = new Requset_Course();
rc.ShowDialog();
}