private void frmAddCourse_FormClosed(object sender, FormClosedEventArgs e)
{
frmFacultyMainmenu openMainMenu = new frmFacultyMainmenu();
openMainMenu.Show();
}
private void frmInstructorOperations_FormClosed(object sender, FormClosedEventArgs e)
{
frmFacultyMainmenu frmOpen = new frmFacultyMainmenu();
frmOpen.Show();
}