private void GridViewBind(int id, string name, int currencyID)
{
ReceiptAuditAdapter raa = new ReceiptAuditAdapter();
DataSet ds1 = raa.getUnCheckReceiptLists(id, currencyID);
DataSet ds2 = raa.getDoneBillNos(name);
DataTable dt = sub(ds1, ds2);
GridView1.DataSource = dt;
GridView1.DataBind();
}