openFileDialog1.Filter = "*.txt";
        openFileDialog1.Title = "Select a Text File";
        openFileDialog1.Multiselect = true;


        DialogResult dr = this.openFileDialog1.ShowDialog();
        if (dr == System.Windows.Forms.DialogResult.OK)
        {
            List<string> link_list = new List<string>();

            foreach (String file in openFileDialog1.FileNames)
            {
                string[] a = System.IO.File.ReadAllLines(file);


                for (int i = 0; i < a.Length; i++)
                {
                    link_list.Add(a[i].ToString());
                }

            }


            AllLinks = link_list.ToArray();
        }