Buzzy - the makers for servo bits make a charge plug holder - like these
http://www3.towerhobbies.com/cgi-bin...&I=LXH456&P=ML
I suggest something like them
and there is one for the Deans plugs too - but it is fairly new on the market ...
- i founf this on a google search
http://www.google.com/imgres?q=deans...5&tx=71&ty=102