private void btnDelete_Click(object sender, EventArgs e)
        {
            if (MessageBox.Show("Are you sure to delete this model?", "TP 2.0", MessageBoxButtons.YesNo) == DialogResult.Yes)
            {
                int ModelId = Int32.Parse(tbId.Text);

                if (ModelClient.Delete(ModelId).StatusCode == HttpStatusCode.OK)
                {
                    if (MessageBox.Show(String.Format("Model '{0}' has deleted", tbFilename.Text)) == DialogResult.OK)
                    {
                        this.FormSendEvent(1);
                        this.Close();
                    }
                }
            }
        }