private void labelMailingToolStripMenuItem_Click(object sender, EventArgs e)
{
LabelMailingReport lmp = LabelMailingReport.GetInstance();
lmp.MdiParent = this;
lmp.Show();
}
private void button1_Click(object sender, EventArgs e)
{
LabelMailingReport lmr = LabelMailingReport.GetInstance();
lmr.MdiParent = this.MdiParent;
lmr.Show();
lmr.setAccNum(txtAccNum.Text);
}