protected void btnSearch_Click(object sender, EventArgs e)
{
var taxRefNo = txtTexRefNo.FieldValue != null ? txtTexRefNo.Text :
null;
var year = !string.IsNullOrEmpty(txtYear.Text) ? Convert.ToInt32(txtYear.Text) : 0;
var declarations = DBReadManager.GetNewCbcDeclarations(taxRefNo, year);
if (!declarations.HasRows)
{
MessageBox.Show("No Declarations found for Tax Ref No " + taxRefNo);
}
gvCBC.Bind(declarations);
}