private void SaveData()
    {
        asset = Session["Asset"] as Asset.AssetsRow;

        if (asset == null)
            Response.Redirect("~/Default.aspx");

        //load the corresponding destination data
        DestinationsTableAdapter destinationAdapter =
            new DestinationsTableAdapter();
        Destination.DestinationsRow curDestination =
            destinationAdapter.GetByDestinationId(asset.DestinationId)[0];
/*
        //load the corresponding subdestination data
        SubDestinationsTableAdapter subDestinationAdapter =
            new SubDestinationsTableAdapter();
        Destination.SubDestinationsRow curSubDestination =
            subDestinationAdapter.GetBySubDestinationId(asset.SubDestinationId)[0];
*/

        //load the corresponding asset data
        AssetDataTableAdapter assetDataAdapter = new AssetDataTableAdapter();
        Asset.AssetDataRow curAssetData =
            assetDataAdapter.GetByAssetIdAndPublishLevel(
                (int)AssetPublishLevel.Preview,
                asset.AssetId
            )[0]
        ;

        curDestination.Title = Destinations.SelectedValue;
//        curSubDestination.Title = SubDestinations.SelectedValue;
        curAssetData.Address1 = Address1.Text.Trim();
        curAssetData.Address2 = Address2.Text.Trim();
        curAssetData.Address3 = Address3.Text.Trim();

        destinationAdapter.Update(curDestination);
//        subDestinationAdapter.Update(curSubDestination);
        assetDataAdapter.Update(curAssetData);
    }