how to pass multiple column width dynamic created numerice updown control using mshtml

for (int i = 0; i < txtno; i++)
               {

                   Label b = new Label();
                   b.Text = ("Col" + (i + 1)).ToString();
                   b.Location = new Point(pointX, pointY);
                   b.Width = 34;
                   // b.Width = 35;
                   b.Height = 20;
                   columnwid.flowLayoutPanel1.Controls.Add(b);
                   columnwid.flowLayoutPanel1.Show();
                   pointX += 36;
              // }
                       //TextBox a = new TextBox();
                       //HtmlElement row2 = table.GetElementsByTagName("tr")[0];
                       //foreach (HtmlElement cell2 in row2.GetElementsByTagName("td"))
                       //{
                       NumericUpDown a = new NumericUpDown();

                       //a.Value=(Math.Round(System.Convert.ToDecimal(elementCell.style.width)));
                       a.Location = new Point(pointX, pointY);
                       columnwid.flowLayoutPanel1.Controls.Add(a);
                       columnwid.flowLayoutPanel1.Show();
                       a.Width = 45;
                       //a.Width = 35;
                       a.Height = 20;
                       pointX += 36;
                       columnwid.radioWidthPixel.Checked = true;

                       //int width = Convert.ToInt32(cellSelect.style.width);
                       object width = cellSelect.style.width;
                          // string width = cell2.GetAttribute("width").ToString();
                       //if (width == null)
                       //{
                       //    width = cellSelect.width;
                       //    // width = Convert.ToInt32(cellSelect.width);
                       //}


                       if (width != null)
                       {

                           value = decimal.Parse(width.ToString().Replace("%", string.Empty).Replace("px", string.Empty).Replace("pt", string.Empty));
                           if (value > 0)
                           {
                               a.Value = value;
                               j = a.Value;

                               // columnwid.radioWidthPixel.Checked = true;
                           }
                       }