public DataSet GetCoupons(string couponid)
 {
     GenerateCouponData coupon = new GenerateCouponData();
     return coupon.GetCoupons(couponid);
 }
 public DataTable GetCouponInfo(string couponid)
 {
     GenerateCouponData coupon = new GenerateCouponData();
     return coupon.GetCoupons(couponid).Tables[0];
 }
 public DataSet GetCoupons(bool IsArchived)
 {
     GenerateCouponData coupon = new GenerateCouponData();
     return coupon.GetCoupons(IsArchived);
 }