private void pCAToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string name = Microsoft.VisualBasic.Interaction.InputBox("Enter name.", "File Name", "");

            //td1=new Thread(() => bol=pca.ExecutePCA1(name));
            //td1.Start();
            if (!pca.ExecutePCA1(name))
            {
                MessageBox.Show("The Record for the provided name does not exist!");
            }
            else
            {
                MessageBox.Show("PCA Done!");

                timer1.Interval  = 50;
                progress.Visible = true;
                timer1.Start();
            }
            //use time bar here
        }