private void batchAddMenuItem_Click(object sender, EventArgs e)
        {
            try
            {
                this.Hide();
                _batchAddWindow       = new BatchAddWindow();
                _batchAddWindow.Owner = this;
                _batchAddWindow.Start();


                _batchAddWindow.UpdateSelectedTree = new TreeUpdatedDelegate(_presenterModel.MergeTree);
                _batchAddWindow.Hide();
            }
            catch (ElementNotAvailableException)
            {
                //Element is no longer available, please reselect the element
                MessageBox.Show(StringResources.LPSpy_ElementNotAvailableException);
            }
        }