private void PopulateGrid(int iInvoiceID) { if (Category == "INV") { grdInvCur.DataSource = objinvoice.GetData(iInvoiceID, "INV"); grdInvCur.DataBind(); } else if (Category == "CRN") { grdInvCur.DataSource = objinvoice.GetData(iInvoiceID, "CRN"); grdInvCur.DataBind(); } }