public CascadingDropDownNameValue[] ObtenerListasPrecios(string knownCategoryValues, string category)
{
Catalogos loCatalogos = new Catalogos();
DataTable loListasPrecios = loCatalogos.ObtenerListasPrecios((Sesion)HttpContext.Current.Session["Sesion"]);
return((
from DataRow loListaPrecio in loListasPrecios.Rows
select new CascadingDropDownNameValue(
loListaPrecio["DESCRIPCION"].ToString(),
loListaPrecio["CLAVE"].ToString()
)
).ToArray());
}