private void unitCategoryToolStripMenuItem_Click(object sender, EventArgs e)
 {
     if (_unitcatgory == null || _unitcatgory.IsDisposed == true)
     {
         _unitcatgory = new frmUnitCategory();
         _unitcatgory.Show();
     }
     _unitcatgory.BringToFront();
 }
 private void LnkLbNature_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
 {
     if (_unitcatgory == null || _unitcatgory.IsDisposed == true)
     {
         _unitcatgory = new frmUnitCategory();
         _unitcatgory.Show();
     }
     _unitcatgory.BringToFront();
 }
        private void LnkLbNature_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            frmUnitCategory nature = new frmUnitCategory();

            nature.Show();
        }