private void subCategoryToolStripMenuItem_Click(object sender, EventArgs e)
{
frm_SubCategory _form = new frm_SubCategory();
this.IsMdiContainer = true;
_form.TopLevel = false;
panel2.Controls.Add(_form);
_form.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
panel2.Height = _form.Height;
panel2.Width = _form.Width;
_form.Dock = DockStyle.Fill;
_form.Show();
}
private void subCategoryToolStripMenuItem_Click(object sender, EventArgs e)
{
frm_SubCategory _form = new frm_SubCategory();
_form.ShowDialog();
}