private void updateDeleteEvaluationToolStripMenuItem_Click(object sender, EventArgs e)
{
UpdateDeleteEvaluation l = UpdateDeleteEvaluation.getInstance();
l.Show();
this.Hide();
}
public static UpdateDeleteEvaluation getInstance()
{
if (l == null)
{
l = new UpdateDeleteEvaluation();
l.Show();
return(l);
}
else
{
return(l);
}
}