public static FrmDivisionDetails getinstance()
{
if (instance == null || instance.IsDisposed)
{
instance = new FrmDivisionDetails();
}
else
{
instance.BringToFront();
}
return(instance);
}
private void btndivision_Click(object sender, EventArgs e)
{
FrmDivisionDetails frm = FrmDivisionDetails.getinstance();
frm.TopLevel = false;
btnlist.Controls.Add(frm);
frm.BringToFront();
frm.Show();
SidePanel.Height = btndivision.Height;
SidePanel.Top = btndivision.Top;
}