To save real estate on your screen you could do something like this...
Not my code by any means.
You can find the discussion and information
HERE. Its a forums thread over at wowace about customizing DBM.
Definately potential to condense DBM for those looking to do so.
I do however love the idea of the CoolLine or SexyCooldowns DBM style. If I knew a bit more I'd love to help with this.
We can always try suggesting it at DeadlyBossMods.com