private void itemGroupToolStripMenuItem_Click(object sender, EventArgs e)
{
CloseAllChild();
frmItemGroup oItemGroup = new frmItemGroup();
oItemGroup.MdiParent = this;
oItemGroup.Show();
}
private void btnNewPOB_Click_2(object sender, EventArgs e)
{
frmItemGroup ofrmgrp = new frmItemGroup();
ofrmgrp.ShowDialog();
populatetreenode();
}
