President-elect Obama, when are you closing Guantanamo?

On August 01, 2007, Senator Barack Obama gave a speech outlining how his administration would win the war.

From President-elect Obama's campaign website (link, google cache link)

"As President, I will close Guantanamo, reject the Military Commissions Act, and adhere to the Geneva Conventions."

What is the date you've chosen, President-elect Obama?