Eighth seeds Mahesh Bhupathi [ Images ] and Pavel Vizner sailed past Fernando Gonzalez [ Images ] and Ivan Ljubicic in straight sets to enter the quarterfinals of the Rogers Cup in Montreal, Canada [ Images ].

- Federer, Nadal star in doubles

The Indo-Czech pair defeated the unseeded Ljubicic-Gonzalez 6-4, 6-2 in the hard court tournament.

Meanwhile, fourth seeds Leander Paes [ Images ] and his Czech partner Martin Damm [ Images ] got a bye in the opening round of the event.

Paes and Damm are up against winners of the match between French duo of Julien Benneteau [ Images ] and Michael Llodra and Canadian wildcards Frank Dancevic [ Images ] and Frederic Niemeyer.

If they win, the US Open [ Images ] champions would run into Bhupathi and Vizner in the last eight stage.