private void viewPOToolStripMenuItem_Click(object sender, EventArgs e)
{
POReceiving POD = new POReceiving();
MainClass.ShowWindow(POD, this);
// viewPOToolStripMenuItem.Enabled = false;
}
private void buttonMenuRecv_Click(object sender, EventArgs e)
{
POReceiving por = new POReceiving();
MainClass.ShowWindow(por, this, MDI.ActiveForm);
}
