private void btnBackPkg_Click(object sender, EventArgs e)
{
this.Close();
frmPackage form1 = new frmPackage();
form1.Activate();
form1.Show();
}
private void addToolStripMenuItem_Click(object sender, EventArgs e)
{
//this.Enabled = false;
//this.IsMdiContainer = true;
frmPackage form1 = new frmPackage();
form1.MdiParent = this;
//Form2.Enabled = true;
//Form2.BringToFront();
//menuMain.Enabled = false;
form1.Show();
form1.Activate();
}