private void btnAnalog_Click(object sender, EventArgs e) { DateTime ds = DateTime.Parse(txtDate3.Text); DateTime de = DateTime.Parse(txtDate4.Text); EpaAnalogData data = new EpaAnalogData(ds, de, epa, Int32.Parse(textBox1.Text)); data.Status = statusLabel; data.processSignals(); data.readTables(); string fn = String.Format("OUT_An_{0}.html", DateTime.Now.ToString("dd_MM_yyyy_HH_mm_ss")); Form2 frm = new Form2(); data.readData(fn, frm.graph.GraphPane); frm.graph.GraphPane.XAxis.ScaleFormatEvent += XAxis_ScaleFormatEvent; frm.graph.Invalidate(); frm.Show(); try { Process.Start(fn); } catch { } }