Saw this and thought it was really cool.
The Powermat may be your solution.
Just place your phone(s) on the pad and they charge automatically.
The Powermat debuted at the 2009 Consumer Electronic Show and was reviewed in video. The reviewers had many positive comments on the Powermat, but highlighted some negatives aspects, too. Give a look and see what you think.
Powermat retails for $99 on Amazon.com and is usually shipped for free.