protected void ButtonFilterIndividual_Click(object sender, EventArgs e)
        {
            if (TextBoxIndividual.Text.Trim() == string.Empty)
            {
                return;
            }
            var manager = new IndividualManager();
            var table   = manager.SearchByName(TextBoxIndividual.Text.Trim().ToLower());

            DropIndividual.Items.Clear();
            DropIndividual.DataSource     = table;
            DropIndividual.DataTextField  = table.individual_nameColumn.ColumnName;
            DropIndividual.DataValueField = table.individual_nameColumn.ColumnName;
            DropIndividual.DataBind();
            DropIndividual.Enabled = DropIndividual.Items.Count > 0;
        }
        protected void ButtonSrchPerson_Click(object sender, EventArgs e)
        {
            if (TextNamePerson.Text.Trim().Length < 1)
            {
                return;
            }
            var dal   = new IndividualManager();
            var table = dal.SearchByName(this.TextNamePerson.Text);

            CheckAll.Checked = false;
            CheckResults.Items.Clear();
            CheckResults.DataSource     = table;
            CheckResults.DataTextField  = table.individual_nameColumn.ColumnName;
            CheckResults.DataValueField = table.individual_nameColumn.ColumnName;
            CheckResults.DataBind();
            Panel1.Visible = true;
        }