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D's place is on Palatehan 1, ask taxi driver for Jalan Palatehan (say felataHan)
go and visit all bars on Jalan Palatehan, my fave is My Bar next door to D's place...
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I like street directory on the web;

http://www.streetdirectory.co.id/indonesia/jakarta/travel/travel_id_91/travel_site_73/travel_no_/

and Blackberry Maps on my BB.

Google maps doesn't work...

I always say "The Sportsmans Bar in Blok M." It usually satifies the doorman's curiosity when he calls the taxi for me. Then when I get to The Sportsman I just walk a few doors up to My Bar. However...