today announced availability of the first real-time online restaurant reservations in Houston. The company offers diners free online restaurant reservations that are confirmed instantly at . Houston's Riviera Grill restaurant is currently accepting online reservations, and in the coming weeks top Houston restaurants such as Tony's, Anthony's, both La Strada locations and Rainbow Lodge, Tasca, and World Beat Grill will join the hundreds of restaurants around the country accepting real-time Internet reservations through OpenTable.