05/07/2008 04:44. Jenson Button has warned his fans not to get too excited about his seventh position in practice at the British Grand Prix.

Both Button and his team-mate Rubens Barrichello had to miss much of first practice as a precaution after a rear suspension problem for the Brazilian early in the session, but in the afternoon they took promising seventh and 10th places.

However Button thinks the times could be deceptive.

"There is still a lot of work... // ITV.com